Text

Scoping Report: 144265-RPT-001, Appendix B - Scoping Surveys
	ML23136B288
Person / Time
Site:	07000398
Issue date:	05/16/2023
From:	; US Dept of Commerce, National Institute of Standards & Technology (NIST)
To:	; Office of Nuclear Material Safety and Safeguards
Shared Package
ML23136B277	List: ML23136B278; ML23136B279; ML23136B280; ML23136B281; ML23136B284; ML23136B285; ML23136B286; ML23136B287; ML23136B288; ML23136B289; ML23136B290;
References
	TAC L32643, EPID L-2022-DFA-0010
	Download: ML23136B288 (1)
	v • d • e

NIST Scoping Study Scoping Report: 144265-RPT-001, NIST Scoping Study Report Revision: A Appendix Appendix B Scoping Surveys

Date Area / Item Technician Survey Number 10/25/2022 BLDG 245, RM H119 Hatfield / Bergeron NIST-22-10-25-01 10/25/2022 BLDG 245, RM H208 Hatfield / Bergeron NIST-22-10-25-02 10/25/2022 BLDG 245, RM H214 Hatfield / Bergeron NIST-22-10-25-03 10/25/2022 BLDG 245, RM H220 Hatfield / Bergeron NIST-22-10-25-04 10/25/2022 BLDG 245, RM H221 Hatfield / Bergeron NIST-22-10-25-05 10/25/2022 BLDG 245, RM H229 Hatfield / Bergeron NIST-22-10-25-06 10/25/2022 BLDG 245, RM H233 Hatfield / Bergeron NIST-22-10-25-07 10/26/2022 BLDG 245, RM H104 Hatfield / Bergeron NIST-22-10-26-01 10/26/2022 BLDG 245, RM H120 Hatfield / Bergeron NIST-22-10-26-02 10/26/2022 BLDG 245, RM H113-4 Hatfield / Bergeron NIST-22-10-26-03 11/1/2022 BLDG 227, RM A334 Hatfield / Bergeron NIST-22-11-01-01 11/1/2022 BLDG 227, RM B343-1 Hatfield / Bergeron NIST-22-11-01-02 11/1/2022 BLDG 227, RM B345 Hatfield / Bergeron NIST-22-11-01-03 11/1/2022 BLDG 227, RM B353 Hatfield / Bergeron NIST-22-11-01-04 11/3/2022 BLDG 217, RM C115 Knight/Hatfield NIST-22-11-03-01 11/3/2022 BLDG 217, RM D105 Knight/Hatfield NIST-22-11-03-02 11/4/2022 BLDG 224, RM A306 Hatfield / Bergeron NIST-22-11-04-01 11/4/2022 BLDG 226, RM B159 Knight/Hatfield NIST-22-11-04-02 11/8/2022 Bldg. 221, Rm B43 Hatfield / Bergeron NIST-22-11-08-01 11/9/2022 Bldg. 245, Rm G104 & G105 Knight/Hatfield NIST-22-11-09-01 11/10/2022 Bldg. 245, Rm. B200 Knight/Hatfield NIST-22-11-10-01 NIST SCOPING SURVEYS LOG Page ____ of ____

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e e nvironme nta l services Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 12 13 64 776 1266 11.99

-0.89 12.16 0.88 13 3

14 388 23 11.99

-0.89 12.16 0.88 14 2

9 410 94 12.00

-0.89 12.16 2.16 15 2

9 421 129 11.99

-0.88 12.16

-2.97 16 1

4 413 103 11.99

-0.88 12.16

-2.97 17 6

29 313

-217 11.99 1.16 12.16

-0.75 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Survey Number NIST-22-10-25-01 Item Surveyed Building #245, Room H119 2360/43-93 TENNELEC TENNELEC Date Counted 11/2/2022 Gamma Scans Count Room Tech Shain Verow Survey Type Scoping Instrument Model 2360/43-93 24.40%

39.10%

Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Cal. Due Date 10/14/2023 10/14/2023 Instrument Efficiency 40.07%

31.22%

11806/NIST02 11806/NIST02 12/27/2022 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 Background Counts 1

1904 13 73 23 235 1

Tb 10 10 60 60 PCF 1

1 1

2 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr.

Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: __11/5/22_____

Description/Location Total Activity Removable Activity 2

MDCR 5

73 2

2 MDC Floor 12/27/2022 Floor Counter Top Floor Counter Top Floor Ts Page 1 of 4 Perm~

envlronmentel ser vices Experience You Can Trust I

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 2360/44-37 2360/44-37 157025/PR164009 227394 227394 Notes Total Activity 9/22/2023 10/20/23 10/20/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF) 10.58%

20.49%

Tb = Background count time Removable Activity 4900 0

600 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross CPM Gross ()

Counts Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 0 - 3 550 - 750 0 - 4 190 - 320 Survey Tech NIST-22-10-25-01 10/25/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H119 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable) 41.48%

227402 2360 9/20/2023 29.98%

2360 227402 9/20/2023 1

1 190 1

1 1

Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: ___11/5/22____

MDCR 3

67 MDC 29 448 Additional Comments: 100% of accessible floor area scanned with a floor monitor (FM bkg = 500-750 cpm), with no activity distinguishable above background. 10% of walls and 50% horizontal work surfaces scanned with 43-93, no activity distinguishable above background (43-93 Background 200-500 cpm). All scans performed at a maximum of 1/2 detector width per second.

Ts Tb Description/Location Instrument Efficiency Floor Monitor Scan Range 1

0 43-93 Scan Range Total Activity PCF 0.25 0.50 Background Counts Surface Efficiency 0.104 Removable Activity Instrument Model Count Room Tech Instrument SN Gamma Scans Date Counted N/A Level of Posting Survey Type RMA N/A Scoping 0.150 Total Efficiency Cal. Due Date Page 2 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

12 3

8 0

0 13 5

13 2

2 14 2

7 0

0 15 0

3 0

0 16 2

6 0

0 17 2

7 0

0 Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: ___11/5/22____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Counter Top Description/Location Floor Floor Floor Counter Top Floor MDCR 29 38 MDC 9

8 Tb 5

5 Ts 5

5 32.0 57.0 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Survey Number NIST-22-10-25-01 Item Surveyed Building #245, Room H119 N A Beta-Gamma Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Page 3 of 4 Perma.iv-'

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Legend urem/hr Survey Number NIST-22-10-25-01 Date Surveyed 11/2/2022 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 Count Room Tech Shain Verow Survey Type Scoping Level of Posting RMA Sample Location 12 13 14 15 16 17 Page 4 of 4 0

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 4

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 18 63 310 996 2084 11.99

-0.89 12.16 0.88 19 2

6 374 92 11.99

-0.89 12.16

-0.41 20 2

6 305

-129 11.99 3.21 12.96

-1.10 21 17 81 319

-85 11.99

-0.88 12.16

-1.69 22 4

16 329

-53 11.99 1.16 12.46 0.53 31 224 11 MDC Total Activity Removable Activity TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 11 2

MDCR 6

70 5

8 Ts 2

2 2

1 Reviewed by: ____________________ Date: __11/5/22_____

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr.

Surveyed by: _________________________ Date: ____11/3/22____

Description/Location Floor Floor Hood Hood Floor 60 60 PCF 1

1 1

Background Counts 4

1727 13.2 73.2 Tb 10 10 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 Cal. Due Date 10/14/2023 10/14/2023 Instrument Efficiency 40.07%

31.22%

24.40%

39.10%

Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 Date Counted 11/2/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-10-25-02 Item Surveyed Building #245, Room H208 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Page 1 of 4 Permc:11ra-*

Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 157025/PR123456 Notes Total Activity 9/22/2023 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF) 10.58%

20.49%

Tb = Background count time Removable Activity 3000 2

700 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM ( )

Gross CPM

( )

Gross CPM ( )

Net DPM

( )

Gross CPM ( )

Net DPM

( )

MDA

Net DPM

()

MDA

Net DPM

()

0 - 2 700 - 900 3000 - 3800 0 -4 100 - 200 Level of Posting Survey Type RMA Instrument SN N/A Scoping Instrument Model Count Room Tech Date Counted N/A Gamma Scans 2360/44-37 Tb 227394 10/20/23 0.50 Background Counts Instrument Efficiency Surface Efficiency Cal. Due Date 0

0.25 2360/43-93 Scan Range PCF Description/Location FM Scan Range NaI Scan Range Ts Additional Comments: 100% of accessible floor area was scanned with a 43-47 (background = 700 - 900 cpm). A minimum of 10% of walls and horizontal work surfaces was scanned with a 43-93, no activity distinguishable above background (Background =150-200 cpm). All scans performed at a maximum of 1/2 detector width per second.

0.104 0.150 Total Efficiency 154 1

1 1

1 urveyed by: _________________________ Date: __11/3/22____________

Reviewed by: ____________________ Date: __11/5/22____

MDCR 3

103 MDC 14 344 2

2 41.48%

227402 2360 9/20/2023 29.98%

2360 227402 9/20/2023 Survey Tech NIST-22-10-25-02 10/25/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H208 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Page 2 of 4

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Experience You Can Trust

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM ( )

Gross CPM

( )

Gross CPM ( )

Net DPM

( )

Gross CPM ( )

Net DPM

( )

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

18 1

2 2

2 19 0

0 1

2 20 19 55 0

0 21 2

6 1

1 22 2

5 1

1 Beta-Gamma Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-10-25-02 Item Surveyed Building #245, Room H208 Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

32.0 57.7 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 MDC 9

8 MDCR 29 38 Description/Location Hood Floor Floor Hood Floor Surveyed by: _________________________ Date: __11/3/22_____

Reviewed by: ____________________ Date: __11/5/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Page 3 of 4

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Legend urem/hr Building 245, Room 208 Survey Number NIST-22-10-25-02 Date Surveyed 10/25/22, 11/2/22 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 Count Room Tech Shain Verow Survey Type Scoping Level of Posting RMA Sample Location 22 19 18 21 20 Page 4 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PC Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 23 4

11 299

-181 12.00 1.15 12.45 1.81 24 3

6 332

-115 11.99

-0.89 12.16 0.88 25 10 40 201

-375 11.99

-0.88 12.16

-1.69 26 13 54 311

-157 11.99

-0.88 12.16

-1.69 27 8

30 322

-135 11.99

-0.89 12.16

-0.41 28 2

1 388

-4 11.99

-0.89 12.16

-0.41 29 5

15 410 39 11.99

-0.88 12.16

-1.69 Survey Number NIST-22-10-25-03 Item Surveyed Building #245, Room H214 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/2/2022 Gamma Scans Count Room Tech Survey Type Scoping Instrument Model 2360 2360 Shain Verow Level of Posting RMA Instrument SN 227402 TENNELEC TENNELEC Instrument Efficiency 41.48%

50.42%

24.40%

39.10%

Cal. Due Date 9/20/2023 9/20/2023 227402 Background Counts 9

1951 13 73 Surface Efficiency 0.25 0.50 Total Efficiency 0.104 0.252 1

Tb 10 10 60 60 PCF 1

1 1

11 2

MDCR 8

74 5

8 Ts 2

2 2

MDC 38 147 11 Hood Floor Total Activity Removable Activity Reviewed by: ____________________ Date: __11/5/22____

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 3 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 150-300 cpm. Scans performed at a maximum of 1/2 detector width per second.

Surveyed by: _________________________ Date: _11/3/22_______

Description/Location Hood Hot Cell Hood Hood Floor Page 1 of 3 Perm environmental servic es Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM Gross CPM Gross CPM Net DPM Gross CPM Net DPM CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

23 3

10 0

0 24 0

2 0

0 25 3

9 0

0 26 2

5 1

1 27 1

2 0

0 28 1

5 0

0 29 3

7 1

0 N A Beta-Gamma Surveyed by: _________________________ Date: _11/3/22_______

Reviewed by: ____________________ Date: __11/5/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Floor Floor Hood MDCR 29 Description/Location Hood Hood Hot Cell Hood 38 MDC 9

8 Tb 5

5 Ts 5

5 32 57 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-10-25-03 Item Surveyed Building #245, Room H214 Date Surveyed 10/25/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

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Legend urem/hr Sample Location Survey Number NIST-22-10-25-03 Date Surveyed 11/2/2022 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 Count Room Tech Shain Verow Survey Type Scoping Level of Posting RMA 25 23 24 26 27 28 29 Page 3 of 3 0

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 4

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 45 4

13 283

-254 11.99

-0.88 12.16

-0.69 46 7

28 305

-183 11.99

-0.89 12.16 0.88 47 1

-2 347

-49 11.99 1.16 12.46 0.53 48 0

-7 348

-45 11.99

-0.88 12.16

-2.97 49 1

-2 368 19 11.99

-0.89 12.16

-0.41 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 2 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 200-400 cpm. Scans performed at a maximum of 1/2 detector width per second.

veyed by: _________________________ Date: _11/3/22___________

Reviewed by: ____________________ Date: __11/5/22____

Work Area Floor Floor Counter Top Ts 2

2 2

MDC 36 229 Description/Location Total Activity Removable Activity 2

MDCR 7

72 Counter Top 1

Tb 10 10 60 60 PCF 1

1 1

Background Counts 7

1811 13.2 73.2 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 2360/43-93 TENNELEC TENNELEC Instrument Efficiency 40.07%

31.22%

24.40%

39.10%

Cal. Due Date 10/14/2023 10/14/2023 184947/PR293983 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 Level of Posting RMA Instrument SN 184947/PR293983 Survey Type Scoping Instrument Model 2360/43-93 Survey Number NIST-22-10-25-04 Item Surveyed Building #245, Room H220 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/2/2022 Gamma Scans Count Room Tech Shain Verow Page 1 of 4 Perm --.

environmental servic es Experience You Can Trust I

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 157025/PR123456 Notes Total Activity 9/22/2023 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF) 10.58%

20.49%

Tb = Background count time Removable Activity 3800 1

400 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross ()

Counts Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 0 - 6 350 - 600 3500 - 4500 0 - 3 150 - 220 Scans 2360/44-37 227394 Date Counted N/A Level of Posting Survey Type RMA N/A Scoping 10/20/23 Instrument Model Count Room Tech Instrument SN Total Efficiency Cal. Due Date Ts Tb Description/Location FM Scan Range 2360/43-93 Range Background Counts Surface Efficiency 0.104 Instrument Efficiency NaI Scan Range PCF Surveyed by: _________________________ Date: __10/27/22______

Reviewed by: ____________________ Date: ___11/5/22____

MDCR 8

62 MDC 74 245 Additional Comments: 100% of accessible floor area was scanned with a 43-47 (background = 400 - 700 cpm). A minimum of 10% of walls and horizontal work surfaces was scanned with 43-93, no activity distinguishable above background (Background =150-250 cpm). All scans performed at a maximum of 1/2 detector width per second.

1 1

0.252 41.48%

1 159 0.25 0.50 227402 2360 9/20/2023 50.42%

2360 227402 9/20/2023 Survey Tech NIST-22-10-25-04 10/25/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H220 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Gamma Page 2 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

45 4

9 1

0 46 1

5 0

0 47 3

10 0

0 48 2

4 2

3 49 4

12 0

0 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Survey Number NIST-22-10-25-04 Item Surveyed Building #245, Room H220 Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

32 58 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 38 MDC 9

8 Floor MDCR 29 Description/Location Counter Top Counter Top Work Area Floor Additional Comments:

N A Beta-Gamma Surveyed by: _________________________ Date: _11/3/22_______

Reviewed by: ____________________ Date: __11/5/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

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Legend urem/hr Survey Type Scoping Level of Posting RMA Sample Location Bldg. 245 Room H220 Survey Number NIST-22-10-25-04 Date Surveyed 11/2/2022 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 Count Room Tech Shain Verow 46 45 47 48 49 Page 4 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 30 1

-8 337

-129 11.99

-0.89 12.16 0.88 31 6

17 259

-379 11.99

-0.89 12.16

-0.41 32 2

-3 323

-174 11.99

-0.89 12.16 0.88 33 2

-3 346

-100 11.99

-0.88 12.16

-1.69 34 7

22 367

-33 11.99

-0.88 12.16

-1.69 Removable Activity TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 0.50 11 11 13.2 73.2 1

1 60 Ts Date Counted 11/2/2022 Gamma Scans Tb Background Counts Instrument Efficiency Surface Efficiency Cal. Due Date Level of Posting Survey Type RMA Instrument SN Shain Verow Scoping Instrument Model Count Room Tech 0.25 Counter Top PCF Description/Location Alpha/Beta Counter LSC Total Activity 0.100 0.156 Total Efficiency 1886 1

1 10 10 Counter Top 13 60 2

2 2

2 Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: __11/5/22_____

MDCR 9

73 5

Floor 8

MDC 44 234 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 100-200 cpm. Scans performed at a maximum of 1/2 detector width per second.

24.40%

39.10%

40.07%

184947/PR293983 2360/43-93 10/14/2023 31.22%

2360/43-93 184947/PR293983 10/14/2023 Survey Tech NIST-22-10-25-05 11/2/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H221 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Page 1 of 3 Perm environmental servic es Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

30 4

11 0

0 31 10 29 0

0 32 4

12 0

0 33 3

11 0

0 34 1

2 0

0 N A Beta-Gamma Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-10-25-05 Item Surveyed Building #245, Room H221 Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

32.0 57.7 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 MDC 9

8 MDCR 29 38 Description/Location Counter Top Alpha/Beta Counter Counter Top LSC Floor Surveyed by: _________________________ Date: _11/3/22_______

Reviewed by: ____________________ Date: 11/5/22 Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

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Legend urem/hr Survey Type Scoping Level of Posting RMA Sample Location Buiding 245 Rm H221 Survey Number NIST-22-10-25-05 Date Surveyed 11/2/2022 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 Count Room Tech Shain Verow 30 31 32 34 33 Page 3 of 3 Q

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µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 4

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 35 1

-1 385

-57 12

-1 12 1

36 5

19 391

-38 12.00

-0.89 12.16 2.16 37 9

39 475 231 12.02

-0.90 12.16 3.44 38 1

-1 409 20 11.99

-0.89 12.16

-0.41 39 2

4 356

-150 11.99 1.17 12.46

-2.03 110 35 241 11 TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 Reviewed by: ____________________ Date: __11/7/22_____

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 6 µrem/hr.

Surveyed by: _________________________ Date: ____11/3/22____

Description/Location Floor Hood Hood Counter Top Dose Rate O/S RAM Storage Cabinet 11 MDC 2

MDCR 7

75 5

8 Ts 2

2 2

Hood Total Activity Removable Activity 1

Tb 10 10 60 60 PCF 1

1 1

Background Counts 6

2014 13.2 73.2 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 24.40%

39.10%

Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Cal. Due Date 10/14/2023 10/14/2023 Instrument Efficiency 40.07%

31.22%

Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 Date Counted 11/2/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-10-25-06 Item Surveyed Building #245, Room H229 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Page 1 of 4 Perm --

Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 157025/PR123456 Notes Total Activity 9/22/2023 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF) 10.58%

20.49%

Tb = Background count time Removable Activity 4000 1

500 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 4000 - 45000 0 -5 150 - 250 Total Activity Removable Activity Survey Tech NIST-22-10-25-06 10/25/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H229 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable) 2 2

41.48%

227402 2360 9/20/2023 29.98%

2360 227402 9/20/2023 Surveyed by: _________________________ Date: __10/27/22______

Reviewed by: ____________________ Date: _11/7/22_____

MDCR 11 111 MDC 53 370 Additional Comments: 100% of accessible floor area was scanned with a 43-47 (background = 450-700 cpm). A minimum of 10% of walls and horizontal work surfaces was scanned with 43-93, no activity distinguishable above background (Background =150-500 cpm). All scans performed at a maximum of 1/2 detector width per second.

0.104 0.150 Total Efficiency 179 1

1 1

0.25 2360/43-93 Scan Range PCF Description/Location NaI Range Ts Tb 227394 10/20/23 0.50 Background Counts Instrument Efficiency Surface Efficiency Cal. Due Date Date Counted N/A Gamma Scans 2360/44-37 Level of Posting Survey Type RMA Instrument SN N/A Scoping Instrument Model Count Room Tech Page 2 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

35 3

7 2

3 36 3

7 1

1 37 2

5 0

0 38 2

9 0

0 39 4

10 1

0 Beta-Gamma Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: ___11/7/22____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Counter Top MDCR 29 Description/Location Hood Floor Hood Hood 38 MDC 9

8 Tb 5

5 Ts 5

5 32 58 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Survey Number NIST-22-10-25-06 Item Surveyed Building #245, Room H229 N A Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Cal. Due Date Page 3 of 4

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Legend urem/hr Sample Location Buiding 245 Rm H229 Survey Number NIST-22-10-25-06 Date Surveyed 11/2/2022 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 Count Room Tech N/A Survey Type Scoping Level of Posting RMA 37 38 35 36 39 RAM Storage Page 4 of 4

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µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 5

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 40 19 95 411 259 11.99

-0.89 12.16 0.88 41 5

25 341 35 11.99

-0.89 12.16

-0.41 42 2

10 413 266 11.99

-0.89 12.16

-0.41 43 2

10 317

-42 11.99 1.16 12.16

-0.75 44 2

10 394 205 12.05 1.14 12.05 6.93 44 12.00

-0.89 12.16 2.16 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 Total Activity Removable Activity 15 341 11 11 2

1 24.40%

39.10%

8 Description/Location Sink Floor Counter Top Hood Reviewed by: ____________________ Date: __11/7/22____

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 5 µrem/hr.

Surveyed by: _________________________ Date: __11/3/22______

Floor Recount (11-3-22)

Ts 2

2 2

MDC MDCR 3

107 5

13 73 PCF 1

1 1

Tb 1

1 60 60 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 Background Counts 0

165 Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Cal. Due Date 10/14/2023 10/14/2023 Instrument Efficiency 40.07%

31.22%

TENNELEC TENNELEC Date Counted 11/2/2022 Gamma Scans Count Room Tech Shain Verow Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Survey Number NIST-22-10-25-07 Item Surveyed Building #245, Room H233 Page 1 of 4 Perm --

environmental servic es Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 157025/PR123456 Notes Total Activity 9/22/2023 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF 10.58%

20.49%

Tb = Background count time Removable Activity 4000 1

500 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross ()

Counts Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 0 - 2 500 - 600 0

0 140

-634 3000 - 5000 1

5 160

-567 0 -5 150 - 220 Level of Posting Survey Type RMA Instrument SN N/A Scoping Instrument Model Count Room Tech Date Counted N/A Gamma Scans 2360/44-37 Tb 227394 10/20/23 0.50 Background Counts Instrument Efficiency Surface Efficiency Cal. Due Date 0

0.25 2360/43-93 Scan Range PCF Description/Location FM Range NaI Range Ts Additional Comments: 100% of accessible floor area was scanned with a 43-47 (background = 500 - 650 cpm). A minimum of 10% of walls and horizontal work surfaces was scanned with 43-93, no activity distinguishable above background (Background =150-200 cpm). All scans performed at a maximum of 1/2 detector width per second.

0.104 0.150 Total Efficiency 165 1

1 1

1 Surveyed by: _________________________ Date: __10/25/22______

Reviewed by: ____________________ Date: ___11/7/22____

MDCR 3

107 MDC 14 355 2

2 41.48%

227402?PR394086 2360/43-93 9/20/2023 29.98%

2360/43-93 227402?PR394086 9/20/2023 Survey Tech NIST-22-10-25-07 10/25/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H233 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM Gross CPM Gross CPM Net DPM Gross CPM Net DPM Gross CPM Net DPM Gross CPM Net DPM 40 1

2 0

0 41 4

8 4

4 42 1

5 0

0 43 4

10 0

0 44 3

10 0

0 N A Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Cal. Due Date Survey Number NIST-22-10-25-07 Item Surveyed Building #245, Room H233 Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

32 58 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 38 MDC 9

8 Floor MDCR 29 Description/Location Hood Sink Floor Counter Top Beta-Gamma Surveyed by: _________________________ Date: _11/3/22______

Reviewed by: ____________________ Date: ___11/7/22____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

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µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 1

10 4

14 1028 2143 12

-1 12

-1 2

2 4

374 49 11.99

-0.89 12.16

-0.41 3

0

-6 348

-35 11.99

-0.88 12.16

-1.69 4

1

-1 312

-150 11.99 1.17 12.46

-3.31 5

1

-1 309

-160 12.03

-0.90 12.16 4.73 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr.

Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: _11/7/22_____

Floor Equipment Counter Top MDCR 7

71 Hood Ts 2

Description/Location Total Activity MDC 35 228 Hood (Rad Material in Hood)

Surface Efficiency 0.25 0.50 Instrument Efficiency 40.07%

31.22%

8 2

Total Efficiency 0.100 0.156 Background Counts 6

1794 1

Tb 10 10 60 60 PCF 1

1 Date Counted 11/2/2022 Gamma Scans Count Room Tech Shain Verow 24.40%

39.10%

Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Cal. Due Date 10/14/2023 10/14/2023 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Survey Number NIST-22-10-26-01 Item Surveyed Building #245, Room H104 Removable Activity TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 13 73 2

2 11 1

5 11 Page 1 of 4 Perm --

Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 157025/PR123456 Notes Total Activity 9/22/2023 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF) 20.85%

32.68%

Tb = Background count time Removable Activity 5500 10 443 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross ()

Counts Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 4500 - 6000 0 - 8 500 - 700 0-6 150 - 250 Survey Tech NIST-22-10-26-01 10/26/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H104 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Gamma Scans 1

1 1

1 Surveyed by: _________________________ Date: __10/27/22_____

Reviewed by: ____________________ Date: __11/7/22____

MDCR 8

62 MDC 74 411 Additional Comments: 100% of accessible floor area was scanned with a 43-47 (background =

500 - 700 cpm). A minimum of 10% of walls and horizontal work surfaces was scanned with 43-93, no activity distinguishable above background (Background =150-250 cpm). All scans performed at a maximum of 1/2 detector width per second.

1 159 0.25 0.50 Background Counts Surface Efficiency Ts Tb PCF Description/Location NaI Range 0.104 0.150 Total Efficiency Cal. Due Date Instrument Efficiency FM Range 1

1 43-93 Scan Range 10/20/23 41.48%

9/20/2023 29.98%

9/20/2023 Date Counted N/A Level of Posting Survey Type RMA N/A Scoping Instrument Model Count Room Tech Instrument SN 227402 2360 2360 227402 2360/44-37 227394 Page 2 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM Gross CPM Gross CPM Net DPM Gross CPM Net DPM CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

1 1

2 0

0 2

3 7

0 0

3 4

12 1

0 4

2 6

0 0

5 2

5 0

0 Surveyed by: _________________________ Date: ___11/3/22____

Reviewed by: ____________________ Date: _11/7/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Description/Location Hood (Rad Material in Hood)

Hood Floor Equipment Counter Top MDCR 29 38 MDC 9

8 Tb 5

5 Ts 5

5 32 58 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Survey Number NIST-22-10-26-01 Item Surveyed Building #245, Room H104 N A Beta-Gamma Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech N/A Page 3 of 4

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Legend urem/hr Survey Number NIST-22-10-26-01 Date Surveyed 11/2/2022 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 Count Room Tech N/A Survey Type Scoping Level of Posting RMA Sample Location Bldg. 245 Room H104 Hood Hood 1

2 3

4 5

Dose Rate O/S Hood =10µrem/hr Page 4 of 4

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Experience You Can Trust 0

0 0

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 6

1

-2 296

-145 12.02

-0.90 12.16 3,44 7

0

-7 306

-113 12.00

-0.89 12.16 2.16 8

7 28 315

-84 12.01 3.20 12.96 2.75 9

3 8

371 95 11.99 1.16 12.46

-0.75 10 0

-7 316

-81 12.02

-0.90 12.16 3.44 11 1

-2 310

-100 11.99

-0.88 12.16

-1.69 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr.

Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: __11/7/22_____

Counter Top Counter Top Floor Floor Equipment Ts 2

2 2

MDC 36 223 Description/Location Total Activity Removable Activity 2

MDCR 7

70 Work Station 1

Tb 10 10 60 60 PCF 1

1 1

Background Counts 7

1706 13 73 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 2360/43-93 TENNELEC TENNELEC Instrument Efficiency 40.07%

31.22%

24.40%

39.10%

Cal. Due Date 10/14/2023 10/14/2023 184947/PR293983 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 Level of Posting RMA Instrument SN 184947/PR293983 Survey Type Scoping Instrument Model 2360/43-93 Survey Number NIST-22-10-26-02 Item Surveyed Building #245, Room H120 Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/2/2022 Gamma Scans Count Room Tech Shain Verow Page 1 of 4 Perm --

Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 157025/PR123456 Notes Total Activity 9/22/2023 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF) 10.58%

20.49%

Tb = Background count time Removable Activity 4000 5

443 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM Gross CPM Gross CPM Net DPM Gross CPM Net DPM MDA Net DPM MDA Net DPM 4000 - 4300 0 - 10 450 - 750 0 - 2 100 - 200 Instrument Model Count Room Tech Instrument SN 227402 2360 2360 227402 2360/44-37 227394 Date Counted N/A Level of Posting Survey Type RMA N/A Scoping 0.150 Total Efficiency Cal. Due Date Instrument Efficiency FM Scan Range 1

1 2360/43-93 Scan Range 10/20/23 41.48%

9/20/2023 29.98%

9/20/2023 1

159 0.25 0.50 Background Counts Surface Efficiency Ts Tb PCF Description/Location NaI Scan Range 0.104 Surveyed by: _________________________ Date: _10/26/22_____

Reviewed by: ____________________ Date: __11/7/22_____

MDCR 8

62 MDC 74 411 Additional Comments: 100% of accessible floor area scanned with a floor monitor (FM bkg = 450-750 cpm), with no activity distinguishable above background. 10% of walls and 50% horizontal work surfaces scanned with 43-93, no activity distinguishable above background (43-93 Background 100-200 cpm). All scans performed at a maximum of 1/2 detector width per second.

1 1

Survey Tech NIST-22-10-26-02 10/26/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H120 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Gamma Scans Page 2 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM Gross CPM Gross CPM Net DPM Gross CPM Net DPM CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

6 4

10 2

1 7

18 44 5

3 8

4 11 0

0 9

4 11 0

0 10 10 28 1

0 11 9

26 1

0 Beta-Gamma Date Surveyed 11/2/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-10-26-02 Item Surveyed Building #245, Room H120 Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

32 58 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 MDC 9

8 MDCR 29 38 Description/Location Work Station Equipment Counter Top Counter Top Floor Floor N A Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: _11/7/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Page 3 of 4

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Legend urem/hr Count Room Tech Shain Verow Survey Type Scoping Level of Posting RMA Sample Location Bldg. 245 Room H120 Survey Number NIST-22-10-26-02 Date Surveyed 11/2/2022 Survey Tech Hatfield/Bergeron Date Counted 11/2/2022 LSC WBC 6

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Experience You Can Trust 0

C E]

0 0

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0

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10

µRem/hr 157025/PR123456 Bicron Notes Total Activity 9/22/2023 E050A PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF) 4/26/23 10.58%

20.49%

Tb = Background count time Removable Activity 25000 4

0 2000 Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2 *MDA ()

DPM/100cm2 Net ()

DPM/100cm2 33 0

-10 275 774 11.99

-0.89 12.16 0.88 34 5

39 10959 72048 11.99

-0.88 12.16

-1.69 35 3

19 3751 23963 11.99

-0.89 12.16

-0.41 36 1

0 307 987 11.99

-0.89 12.16

-0.41 37 1

0 875 4777 11.99

-0.88 12.16

-1.69 Date Counted 10/27/2022 Level of Posting Survey Type RMA Shain Verow Scoping Removable Activity 12/27/2022 Instrument Model Count Room Tech Instrument SN 227402 2360 2360 227402 2360/44-37 227394 1

1 2

2 10/20/23 41.48%

9/20/2023 29.98%

9/20/2023 Total Activity Cal. Due Date 74 411 1

1 Instrument Efficiency Hood Counter Top Background Counts Surface Efficiency Ts Tb PCF Description/Location Total Efficiency Hood Surveyed by: _________________________ Date: _10/27/22_______

Reviewed by: ____________________ Date: __11/4/22_____

MDCR 8

62 Floor MDC 5

8 11 11 Additional Comments: Due to RAD material stored in the room, we were not able to collect meaningful data with the NaI and the floor monitor. General Dose rate in room 22 µrem/hr. Smear and static locations selected based on professional judgement.

1 1

159 0.25 0.50 0.104 0.150 TENNELEC 11806/NIST02 24.40%

39.10%

60 60 In Sink Survey Tech NIST-22-10-26-03 10/26/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #245, Room H113-4 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Gamma Scans 13 73 1

1 1

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Experience You Can Trust I

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

Gross CPM Gross

µRem/hr Gross CPM Gross CPM Gross CPM Net DPM Gross CPM Net DPM CPMA Net DPM CPMB Net DPM 33 8

22 1

0 34 5

16 0

0 35 1

2 1

1 36 3

8 0

0 37 4

10 3

3 N A Date Surveyed 10/26/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/1/2022 Gamma Scans Count Room Tech Shain Verow Cal. Due Date Survey Number NIST-22-10-26-03 Item Surveyed Building #245, Room H113-4 Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

33 54 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 37 MDC 10 8

Floor MDCR 30 Description/Location In Sink Hood Hood Counter Top Beta-Gamma Surveyed by: _________________________ Date: _11/2/22_______

Reviewed by: ____________________ Date: ___11/4/22___

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Page 2 of 3

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Legend urem/hr Count Room Tech Shain Verow Survey Type Scoping Level of Posting RMA Sample Location Bldg. 245 Room H113-4 Survey Number NIST-22-10-26-03 Date Surveyed 10/26/2022 Survey Tech Hatfield/Bergeron Date Counted 10/27/2022 33 35 36 37 Hood Hood 34 Page 3 of 3 II 1

7 0

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 Bicron 157025/PR123456 E050A Notes Total Activity 9/22/2023 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3700 4

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross CPM Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 1

3500 7

52 256 394 225 9.55 1.47 12.21 3.79 2

1 1

315

-28 9.43

-0.37 11.79

-0.70 3

18 86 318

-19 9.44

-0.38 11.79 0.52 4

0

-4 384 193 9.43

-0.35 11.79

-3.12 5

10 46 325 4

9.44

-0.38 11.79 0.52 3500 - 5200 Date Counted 11/1/2022 Level of Posting Survey Type RMA Jeffrey Knight Scoping 40.07%

Instrument Model Instrument SN 184947/PR293983 2360/43-93 10/14/2023 Cal. Due Date Count Room Tech Gamma Instrument Efficiency Floor Floor (near the door)

Background Counts Surface Efficiency Ts Tb PCF Total Efficiency Hood Surveyed by: _________________________ Date: ___11/2/22_____

Reviewed by: ____________________ Date: __11/5/22____

MDCR 6

68 Floor (near the door)

NaI Scan Range MDC 31 217 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 150-300 cpm. Scans performed at a maximm of 1/2 detector width per second.

8 10 Description/Location Total Activity Removable Activity Floor 60 60 2

2 2

2 10 10 4

8 31.22%

Scans 0.25 0.50 0.100 0.156 1

1 4

1619 2360/43-93 184947/PR293983 10/14/2023 Survey Tech NIST-22-11-01-01 11/1/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #227, Room A334 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable) 1 1

26.60%

TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 41.30%

6 79 Page 1 of 3

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Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

1 6

18 0

0 2

7 19 2

2 3

4 10 1

0 4

9 26 0

0 5

10 27 2

1 Date Surveyed 11/1/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Survey Number NIST-22-11-01-01 Item Surveyed Building #227, Room A334 Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

34 58 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 38 MDC 10 8

30 MDCR Additional Comments:

Description/Location Hood Floor Floor (near the door)

Floor (near the door)

Floor N A Beta-Gamma Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: __11/5/22____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

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Legend urem/hr Count Room Tech Jeffrey Knight Survey Type Scoping Level of Posting RMA Sample Location Bldg. 227 Room A334 Survey Number NIST-22-11-01-01 Date Surveyed 11/1/2022 Survey Tech Hatfield/Bergeron Date Counted 11/1/2022 1

2 3

4 5

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Experience You Can Trust Note: Drawina is not to scale.

f 0

ii

~

~ "'

!9 i

]

if

]1 l

iii

.c V,

VI t!

Iii R

0 0

0 R

0 Q

Freuer Fr-e.ttet Ftem!'r Hood Bt!l'dl Readings are < 2x background unless othetwise noted 0

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Alpha Beta-Gamma 2221/44-10 Bicron 157025/PR123456 E050A Notes Total Activity 9/22/2023 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3350 4

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross CPM Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 6

3500 4

0

-5 331

-45 9.43

-0.37 11.79

-0.70 7

1 0

320

-80 9.44

-0.38 11.79 0.52 8

17 80 239

-340 9.44

-0.38 11.79 0.52 9

3 10 366 67 9.43

-0.35 11.79

-3.12 10 5

20 357 38 9.44

-0.38 11.79 0.52 3000 - 5000 Hood Removable Activity Beta-Gamma 4

8 8

10 60 60 6

79 1

1 2

26.60%

41.30%

31.22%

10/14/2023 2

TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 40.07%

2360/43-93 184947/PR293983 Gamma 10/14/2023 Instrument Model Count Room Tech Instrument SN 184947/PR293983 2360/43-93 Instrument Efficiency Date Counted 11/1/2022 Level of Posting Survey Type RMA Jeffrey Knight Scoping Cal. Due Date Scans Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: __11/5/22_____

MDCR 7

70 Floor (near the door)

NaI Scan Range MDC 33 224 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 150-300 cpm. Scans performed at a maximm of 1/2 detector width per second.

Hood Floor (near the door)

Hood Description/Location 1

1 5

1725 2

2 Total Activity 10 10 0.25 0.50 0.100 0.156 Background Counts Surface Efficiency Ts Tb PCF Total Efficiency Survey Tech NIST-22-11-01-02 11/1/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #227, Room B343-1 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Page 1 of 3 ll-------+-------~l----f------------------7 1~

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l:xperience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

6 3

9 0

0 7

9 24 0

1 8

7 20 0

0 9

7 20 0

0 10 6

18 0

0 N A Beta-Gamma Date Surveyed 11/1/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-11-01-02 Item Surveyed Building #227, Room B343-1 Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

34 58 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 MDC 10 8

MDCR 30 38 Description/Location Hood Hood Hood Floor (near the door)

Floor (near the door)

Surveyed by: _________________________ Date: __11/3/22______

Reviewed by: ____________________ Date: __11/5/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Page 2 of 3

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Legend urem/hr Count Room Tech Jeffrey Knight Survey Type Scoping Level of Posting RMA Sample Location Bldg. 227 Room B343-1 Survey Number NIST-22-11-01-02 Date Surveyed 11/1/2022 Survey Tech Hatfield/Bergeron Date Counted 11/1/2022 6

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Experience You Can Trust Note: Drawina Is not to scale.

Shelw-s Bench 0

0

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R 0

0 0

<:),

~

Bench H(lod

-~

Readings are < 2x background unless otherwise noted 0

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 Bicron 157025/PR123456 E050A Notes Total Activity 9/22/2023 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3200 4

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross CPM Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 11 13 52 355

-84 9.43 1.00 12.22 0.00 12 11 42 339

-135 9.44 0.00 11.79 1.00 13 1

-8 308

-234 9.56 0.00 11.79 4.00 14 0

-13 337

-142 9.43 0.00 11.79

-1.00 15 2

-3 330

-164 9.48 0.00 11.79 2.00 3000 - 3800 1906 2

2 2

10 10 60 Date Counted 11/1/2022 Level of Posting Survey Type Count Room Tech Gamma Survey Tech NIST-22-11-01-03 11/1/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #227, Room B345 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Total Activity Removable Activity 4

8 8

10 Counter Top Surveyed by: _________________________ Date: __11/2/22______

Reviewed by: ____________________ Date: ___11/5/22____

MDCR 9

73 Floor (near the door)

NaI Scan Range MDC 44 235 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 150-250 cpm. Scans performed at a maximm of 1/2 detector width per second.

Instrument Efficiency Cart Floor Equipment Background Counts Surface Efficiency Ts Tb PCF Description/Location Total Efficiency RMA Jeffrey Knight Scoping 10/14/2023 Scans 40.07%

2360/43-93 184947/PR293983 10/14/2023 184947/PR293983 2360/43-93 31.22%

2 TENNELEC TENNELEC 11806/NIST02 Cal. Due Date Instrument Model Instrument SN 0.25 0.50 0.100 0.156 26.60%

41.30%

1 1

13 60 6

78 1

1 11806/NIST02 12/27/2022 12/27/2022 Page 1 of 3

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Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

11 3

9 0

0 12 9

24 0

0 13 7

20 0

0 14 7

20 0

0 15 6

18 0

0 N A Beta-Gamma Surveyed by: _________________________ Date: ___11/3/22_____

Reviewed by: ____________________ Date: ___11/5/22____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Floor (near the door)

MDCR 15 Description/Location Counter Top Cart Equipment Floor 19 MDC 5

4 Tb 5

5 Ts 5

5 7

12 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Cal. Due Date Survey Type Jeffrey Knight Instrument Model Level of Posting RMA Instrument SN Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-11-01-03 Item Surveyed Building #227, Room B345 Date Surveyed 10/26/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

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Legend urem/hr Sample Location Bldg. 227 Room B345 Survey Number NIST-22-11-01-03 Date Surveyed 11/1/2022 Survey Tech Hatfield/Bergeron Date Counted 11/1/2022 Count Room Tech Jeff Knight Survey Type Scoping Level of Posting RMA Equipment Equipmen Equipment 11 Counter Top Cart 12 13 14 15 Page 3 of 3 onvlmn= n<*l *e.vlc** =

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 Bicron 157025/PR123456 E050A Notes Total Activity 9/22/2023 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3400 4

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross CPM Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 16 14 52 325 24 9.43

-0.37 11.79

-0.70 17 16 62 346 91 9.44

-0.38 11.79 0.52 18 33 147 349 101 9.43

-0.38 11.79 0.52 19 3

-3 324 20 9.43

-0.35 11.79

-0.31 20 2

-8 436 379 9.44

-0.38 11.79 0.52 3200 - 3600 Removable Activity TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 4

8 8

10 60 60 2

6 78 1

1 2

Scans 10/14/2023 2

26.60%

41.30%

2360/43-93 184947/PR293983 10 10 31.22%

10/14/2023 40.07%

Instrument Model Count Room Tech Instrument SN 184947/PR293983 2360/43-93 Surveyed by: _________________________ Date: ___11/2/22_____

Reviewed by: ____________________ Date: ____11/5/22___

MDCR 10 67 Floor NaI Scan Range MDC 49 215 Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 200-400 cpm. Scans performed at a maximm of 1/2 detector width per second.

PCF Total Efficiency 2

Counter Top Counter Top Equipment Total Activity 0.25 0.50 0.100 0.156 1

1 18 1588 Survey Tech NIST-22-11-01-04 11/1/2022 Contamination Limits Hatfield/Bergeron Item Surveyed Date Surveyed Survey Number Building #227, Room B353 Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Hood Gamma Instrument Efficiency Date Counted 11/1/2022 Level of Posting Survey Type RMA Jeffrey Knight Scoping Cal. Due Date Description/Location Background Counts Surface Efficiency Ts Tb Page 1 of 3

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Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

16 5

13 0

0 17 3

8 0

0 18 10 28 0

0 19 5

15 0

0 20 4

11 0

0 N A Date Surveyed 11/1/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Cal. Due Date Survey Number NIST-22-11-01-04 Item Surveyed Building #227, Room B353 Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

34 58 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 38 MDC 10 8

Floor MDCR 30 Description/Location Hood Counter Top Equipment Counter Top Beta-Gamma Surveyed by: _________________________ Date: _11/3/22_______

Reviewed by: ____________________ Date: __11/5/22____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

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Legend urem/hr Count Room Tech Jeffrey Knight Survey Type Scoping Level of Posting RMA Sample Location Bldg. 227 Room B353 Survey Number NIST-22-11-01-03 Date Surveyed 11/1/2022 Survey Tech Hatfield/Bergeron Date Counted 11/1/2022 Hood 16 17 20 18 19 Page 3 of 3

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µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 2

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

MDA from Tennelec Report Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 1

5 12 291

-6 12.02

-0.90 12.16 3.44 2

3 2

299 19 12.01 1.15 12.45 3.09 3

4 7

314 67 12.02 0.90 12.16 3.44 4

1

-8 339 147 11.99 1.17 12.46

-2.03 5

4 7

292

-3 11.99 0.88 12.16

-2.97 Total Activity Removable Activity Date Surveyed 11/3/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Count Room Tech Shain Verow Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 11806/NIST02 11806/NIST02 Cal. Due Date 10/14/2023 Survey Number NIST-22-11-03-01 Item Surveyed Building #217, Room C115 Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 TENNELEC TENNELEC 10/14/2023 Surface Efficiency 0.25 0.50 Instrument Efficiency 40.07%

31.22%

24.40%

39.10%

12/27/2022 12/27/2022 Total Efficiency 0.100 0.156 Background Counts 13 1465 13 72 1

MDC Tb 10 10 60 60 PCF 1

1 1

2 MDCR 9

65 5

8 Ts 2

2 2

Description/Location 44 207 11 Reviewed by: ____________________ Date: ____11/5/22_______

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 2 µrem/hr. A minimum of 50% of floors and 10%

of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 200-300 cpm. Scans performed at a maximum of 1/2 detector width per second.

Surveyed by: _________________________ Date: _11/3/22_______

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

1 3

9 0

0 2

2 6

0 0

3 16 44 1

0 4

4 10 2

2 5

6 15 2

2 Beta-Gamma Surveyed by: _________________________ Date: ___11/3/22_____

Reviewed by: ____________________ Date: ______11/5/22_________

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Floor MDCR 29 Description/Location Floor Floor Table Sink 38 MDC 9

8 Tb 5

5 Ts 5

5 32 58 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Survey Number NIST-22-11-03-01 Item Surveyed Building #217, Room C115 N A Date Surveyed 11/3/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Cal. Due Date Page 2 of 3

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Legend urem/hr Sample Location Building 217, Room C115 Survey Number NIST-22-11-03-01 Date Surveyed 11/3/2022 Survey Tech Date Counted Hatfield/Knight Count Room Tech Shain Verow 11/3/2022 Survey Type Scoping Level of Posting RMA 1

Door Sink Desk Table 2

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 2

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 6

4 6

384 498 12.04

-0.90 12.16 6.00 7

2

-4 298 223 11.99

-0.89 12.16

-0.41 8

3 1

330 325 12.04 3.19 12.96 6.59 9

0

-14 389 514 11.99

-0.89 12.16

-0.41 10 4

6 303 239 11.99

-0.89 12.16

-0.41 12.02

-0.90 12.16 3.44 Floor

8 Recount (11/3/22)

Description/Location 45 184 11 Reviewed by: ____________________ Date: ___11-5-22____________

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr. A minimum of 60% of floors and 10%

of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 150-300 cpm. Scans performed at a maximm of 1/2 detector width per second.

Surveyed by: _________________________ Date: __11/3/22______

Table Counter Floor Floor 11 2

MDCR 9

57 5

8 Ts 2

2 2

MDC 1

Tb 10 10 60 60 PCF 1

1 1

Background Counts 14 1142 13 73 24.40%

39.10%

12/27/2022 12/27/2022 Total Efficiency 0.100 0.156 Surface Efficiency 0.25 0.50 Instrument Efficiency 40.07%

31.22%

TENNELEC TENNELEC 11806/NIST02 11806/NIST02 Cal. Due Date 10/14/2023 10/14/2023 Scoping Instrument Model 2360/43-93 2360/43-93 Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Survey Number NIST-22-11-03-02 Item Surveyed Building #217, Room D105 Total Activity Removable Activity Date Surveyed 11/3/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Type Page 1 of 3 Perm environmental serv ices Experience You Can Tru.st I

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

6 3

9 0

0 7

1 2

1 1

8 4

9 2

2 9

3 9

0 0

10 2

5 0

0 Beta-Gamma Date Surveyed 11/3/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/3/2022 Gamma Scans Count Room Tech Shain Verow Survey Number NIST-22-11-03-02 Item Surveyed Building #217, Room D105 Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

32 58 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 MDC 9

8 MDCR 29 38 Description/Location Table Counter Floor Floor Floor N A Surveyed by: _________________________ Date: __11/3/22_____

Reviewed by: ____________________ Date: ____11-5-22___________

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C14)

Additional Comments:

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Legend urem/hr Level of Posting RMA Sample Location Building 217, Room D105 Survey Number NIST-22-11-03-02 Date Surveyed 11/3/2022 Survey Tech Date Counted Hatfield/Knight Count Room Tech Shain Verow 11/3/2022 Survey Type Scoping 10 Sink Hoods Flamable Storage Cabinet 9

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µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 1

2

-2 324 88 12.05

-0.91 12.16 7.28 2

2

-2 292

-14 11.99

-0.89 12.16 0.88 3

5 13 246

-161 12.00 1.15 12.45 1.81 4

5 13 286

-33 11.99

-0.89 12.16

-0.41 5

4 8

303 21 12.00

-0.89 12.16 2.16 1

11.99 0.88 12.16

-2.97 Date Surveyed 11/4/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Survey Number NIST-22-11-04-01 Item Surveyed Building #224, Room A306 Date Counted 11/4/2022 Gamma Scans Count Room Tech Shain Verow Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 TENNELEC TENNELEC 11806/NIST02 11806/NIST02 Cal. Due Date 10/14/2023 10/14/2023 24.40%

39.10%

12/27/2022 12/27/2022 Total Efficiency 0.100 0.156 Surface Efficiency 0.25 0.50 Instrument Efficiency 40.07%

31.22%

73 1

Tb 10 10 60 60 PCF 1

1 1

Background Counts 12 1482 13 2

MDCR 9

65 5

8 Ts 2

2 2

Reviewed by: ____________________ Date: ___11/7/22___

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 4 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 150-300 cpm. Scans performed at a maximm of 1/2 detector width per second.

Surveyed by: _________________________ Date: __11/7/22______

Description/Location Floor Sink Edge Counter Top RAD Hood 11 Total Activity Removable Activity Floor Recount #1 (11/7/22)

MDC 43 208 11 Page 1 of 3 Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA (H³)

Net DPM (H³)

CPMB (C 14 )

Net DPM (C 14 )

1 5

13 1

0 2

4 11 1

1 3

5 13 0

0 4

7 18 0

0 5

5 14 0

0 Surveyed by: _________________________ Date: __11/7/22______

Reviewed by: ____________________ Date: ____11-7-22______

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Description/Location RAD Hood Floor Sink Edge Counter Top Floor MDCR 28 38 MDC 9

8 Tb 5

5 Ts 5

5 30 57 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Survey Number NIST-22-11-04-02 Item Surveyed Building #224, Room A306 N A Beta-Gamma Date Surveyed 11/4/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Bergeron Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/4/2022 Gamma Scans Count Room Tech Shain Verow Page 2 of 3

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Legend urem/hr Building 224, Room A306 Survey Number NIST-22-11-04-01 Date Surveyed 11/4/2022 Survey Tech Date Counted Hatfield/Bergeron Count Room Tech Shain Verow 11/4/2022 Survey Type Scoping Level of Posting RMA Sample Location Frig.

Sink Door Hood Sink Sink 3

1 2

5 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 6

3 20 183 83 11.99

-0.88 12.16

-1.69 7

1 0

226 359 12.00

-0.89 12.16 2.16 8

1 0

172 13 12.00

-0.89 12.16 2.16 9

2 10 174 26 11.99

-0.89 12.16

-0.41 10 3

20 235 416 11.99

-0.89 12.16

-0.41 76 408 11 Reviewed by: ____________________ Date: ___11/5/22____

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 3 µrem/hr. A minimum of 50% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 150-250 cpm. Scans performed at a maximm of 1/2 detector width per second.

Surveyed by: _________________________ Date: ___11/4/22_____

Description/Location Table Floor Floor 11 Total Activity Removable Activity Table MDC 13 73 1

Tb 1

1 60 60 PCF 1

1 1

2 MDCR 8

64 5

8 Ts 1

1 2

24.40%

39.10%

12/27/2022 12/27/2022 Total Efficiency 0.100 0.156 Background Counts 1

170 Cal. Due Date 10/14/2023 10/14/2023 Surface Efficiency 0.25 0.50 Instrument Efficiency 40.07%

31.22%

Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 TENNELEC TENNELEC 11806/NIST02 11806/NIST02 Counter Top Date Surveyed 11/4/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Survey Number NIST-22-11-04-02 Item Surveyed Building #226, Room B159 Date Counted 11/4/2022 Gamma Scans Count Room Tech Sarah Yu Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Page 1 of 3 Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

6 5

14 0

0 7

10 26 1

0 8

10 27 1

0 9

5 15 0

0 10 10 24 0

6 N A Date Surveyed 11/4/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/4/2022 Gamma Scans Count Room Tech Sarah Yu Cal. Due Date Survey Number NIST-22-11-04-02 Item Surveyed Building #226, Room B159 Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 61.81%

92.61%

30 57 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 38 MDC 9

8 Table MDCR 28 Description/Location Counter Top Table Floor Floor Beta-Gamma Surveyed by: _________________________ Date: _11/4/22_______

Reviewed by: ____________________ Date: ___11/5/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Page 2 of 3

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Legend urem/hr Survey Number NIST-22-11-04-02 Date Surveyed 11/4/2022 Survey Tech Date Counted Hatfield/Knight Count Room Tech Sarah Yu 11/4/2022 Survey Type Scoping Level of Posting RMA Sample Location Building 226, Room B159 9

8 7

6 Table Cabinet Door 10 Page 3 of 3

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Experience You Can Trust I

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 1

3 16 780 149 11.99

-0.89 12.16 0.88 2

5 36 955 1270 11.99

-0.89 12.16 0.88 3

1

-4 779 143 12.03 1.14 12.45 5.65 4

6 46 864 687 12.00

-0.89 12.16 2.16 5

1

-4 753

-24 11.99 1.16 12.46 0.53 Reviewed by: ____________________ Date: __11/14/22____

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 40 µrem/hr. A minimum of 50% of floors and 10%

of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 300-700 cpm. Scans performed at a maximm of 1/2 detector width per second.

Surveyed by: _________________________ Date: _11/9/22_______

Concrete Floor (G-105)

Dose Rate inside the room at the ports was 80 - 120 µrem/hr on contact 11 2

MDCR 7

98 5

8 Ts 1

1 2

MDC 71 627 11 73 1

Tb 10 10 60 60 PCF 1

1 1

Background Counts 14 7567 Survey Number NIST-22-11-09-01 Item Surveyed Building #245, Room G105 Cal. Due Date 10/14/2023 10/14/2023 12/27/2022 12/27/2022 TENNELEC Total Activity Removable Activity Description/Location Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 11806/NIST02 11806/NIST02 Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 Instrument Efficiency 40.07%

31.22%

24.40%

39.10%

Surface Efficiency 0.25 0.50 Concrete Floor (G-105)

Date Counted 11/9/2022 Gamma Scans Count Room Tech Sarah Yu Date Surveyed 11/9/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

TENNELEC Total Efficiency 0.100 0.156 13 Page 1 of 4 Permc:11ra.-*

envlronmentel ser vices Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma Bicron E050A Notes Total Activity 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 6

1

-40 184 102 12.03

-0.90 12.16 4.72 7

0

-50 157

-70 12.00 1.15 12.45 1.81 8

2

-30 184 102 11.99

-0.88 12.16

-1.69 9

2

-30 237 442 11.99

-0.88 12.16

-2.97 10 0

-50 198 192 12.03

-0.90 12.16 4.72 11 3

-20 285 750 11.99

-0.88 12.16

-1.69 Date Counted 11/9/2022 Gamma Scans Count Room Tech Sarah Yu Survey Number NIST-22-11-09-01 Item Surveyed Building #245, Room G104 Date Surveyed 11/9/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Level of Posting RMA Instrument SN 184947/PR293983 184947/PR293983 Survey Type Scoping Instrument Model 2360/43-93 2360/43-93 Cal. Due Date 10/14/2023 10/14/2023 Instrument Efficiency 40.07%

31.22%

73 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 PCF 1

1 1

24.40%

Background Counts 5

168 13 Tb 1

1 60 60 Reviewed by: ____________________ Date: __11/14/22____

Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 5 µrem/hr. A minimum of 40% of floors and 10% of walls scanned with 43-93 or 43-37, no activity distinguishable above background. 43-93 Background 100-200 cpm. Scans performed at a maximm of 1/2 detector width per second.

Surveyed by: _________________________ Date: __11/9/22______

Description/Location Concrete Floor (G-104)

Concrete Floor (G-104)

Concrete Floor (G-104) 8 Total Activity Removable Activity TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 134 406 11 11 2

1 39.10%

Ts 1

1 2

MDC MDCR 13 63 5

Page 2 of 4 Permc:11ra.-*

envlronmentel ser vices Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

1 2

4 2

2 2

12 29 6

6 3

21 56 7

5 4

5 13 0

0 5

6 18 0

0 6

7 19 1

0 7

5 14 0

0 8

6 14 2

2 9

4 12 0

0 10 6

17 1

1 11 6

14 1

0 Beta-Gamma Date Surveyed 11/9/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/10/2022 Gamma Scans Count Room Tech Sarah Yu Survey Number NIST-22-11-09-01 Item Surveyed Building #245, Rooms G-104 & G105 Cal. Due Date Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Instrument Efficiency 24.40%

39.10%

35 55 PCF 1

1 Background Counts Ts 5

5 Tb 5

5 MDC 25 19 MDCR 30 37 Port O/S G-105 Description/Location Concrete Floor (G-105)

Concrete Floor (G-105)

Concrete Floor (G-104)

N A Surveyed by: _________________________ Date: __11/10/22______

Reviewed by: ____________________ Date: ___11/14/22____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

Additional Comments:

Page 3 of 4

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Legend urem/hr Sample Location Building 245, Room G104/105 Survey Number NIST-22-11-09-01 Date Surveyed 11/9/2022 Survey Tech Date Counted Hatfield/Knight Count Room Tech Sarah Yu 11/9/2022 Survey Type Scoping Level of Posting RMA 1

2 3

4 5

Pit 6

9 10 8

7 Port 11 Page 4 of 4

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Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta Alpha Beta-Gamma Alpha Beta-Gamma 2221/44-10 Bicron 157025/PR164009 E050A Notes Total Activity 9/22/2023 4/26/23 PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity 3

Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

- Section not required, instrument used was same as Total Activity No.

Gross CPM Gross ()

Counts Net ()

DPM/100cm 2 Gross ()

Counts Net ()

DPM/100cm2

MDA ()

DPM/100cm2 Net ()

DPM/100cm 2

MDA ()

DPM/100cm2 Net ()

DPM/100cm2 1

25,000 4

6 50 1459 8038 12.04

-0.90 12.16 6.00 2

60,000 6

50 2891 17212 12.00 1.15 12.45 1.81 3

5 40 797 3798 12.03

-0.90 12.16 4.72 4

0

-10 407 1299 11.99 1.17 12.46

-2.03 5

8 70 422 1395 11.99

-0.88 12.16

-1.69 6

3,200 4

30 379 1120 11.99

-0.90 12.16 3.44 7

1 0

349 928 12.02 1.17 12.46

-2.03 8

25,000 4

30 883 4348 11.99

-0.89 12.16 0.88 9

11.99

-0.89 12.16

-0.41 10 5

40 597 2516 12.00

-0.89 12.16 2.16 11 8

70 780 3689 11.99

-0.89 12.16 0.88 12 7

60 3894 23637 11.99 1.17 12.46

-3.31 13 8

70 1632 9147 12.05

-0.91 12.16 7.28 12.01 1.15 12.45 3.09 Count Room Tech Jeffrey Knight Level of Posting Survey Type Survey Number NIST-22-11-10-01 Item Surveyed Building #245, Room B200 Date Surveyed 11/10/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/10/2022 Gamma Scans Scoping Instrument Model 2360/43-93 2360/43-93 RMA Instrument SN 184947/PR293983 184947/PR293983 Description/Location 73 Surface Efficiency 0.25 0.50 Total Efficiency 0.100 0.156 Cal. Due Date 10/14/2023 10/14/2023 Instrument Efficiency 40.07%

31.22%

Reviewed by: ____________________ Date: __11/14/22_____

Concrete Floor

13 Recount GA Dose Rate Additional Comments: Smear and static locations selected based on professional judgement. General Dose rate in room 5 µrem/hr. A minimum of 30% of floors and 10% of walls scanned with 43-93 or 43-37, approximately 30% of the floor area was found to be elevated above background. 43-93 Background 200-2000 cpm. Scans performed at a maximum of 1/2 detector width per second.

Surveyed by: _________________________ Date: __11/10/22_____

1 Tb 10 10 60 60 PCF 1

1 1

Ts 1

1 2

MDC MDCR I/S Duct Tray Concrete Floor (NaI =60,000 cpm on floor, 26,000 cpm @

Concrete Floor Concrete Floor Duct #156 Concrete Pad (B48)

Duct #152 Floor Drain Concrete Floor Floor Drain I/S Floor Drain *(Smear Only) 8 Concrete Floor (NaI =25,000 cpm on floor, 8,000 cpm @3 Total Activity Removable Activity TENNELEC TENNELEC 11806/NIST02 11806/NIST02 12/27/2022 12/27/2022 64 335 11 11 2

6 52 5

24.40%

39.10%

Background Counts 10 2042 13 Page 1 of 3

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Experience You Can Trust

Parameters Total Activity Removable Activity CPM

µRem/hr Alpha Beta/Gamma Alpha Notes Total Activity PCF = Probe Correction Factor dpm = (cpm - Bcpm)/(eff

PCF)

Tb = Background count time Removable Activity Ts = Sample count time dpm = (cpm - Bcpm)/ eff Rb = Background count rate

dpm results are per 100cm2 Bcpm = Background cpm MDCR = Minimum Detectable Count Rate (net cpm)

MDC = Minimum Detectable Concentration (dpm per 100cm2)

No.

CPMA

Net DPM (H³)

CPMB

Net DPM (C 14 )

1 2

4 2

2 2

12 29 6

6 3

21 56 7

5 4

5 13 0

0 5

6 18 0

0 6

7 19 1

0 7

5 14 0

0 8

6 14 2

2 9

4 12 0

0 10 6

17 1

1 11 6

14 1

0 12 4

13 0

0 13 Beta-Gamma Surveyed by: _________________________ Date: __11/10/22______

Reviewed by: ____________________ Date: __11/14/22_____

Tri-Carb 3110TR 118398 12/9/2022 Region "A" (H³)

Region "B" (C-14)

I/S Duct Tray Concrete Floor Additional Comments: Note: Missing Smear #13 Floor Drain Concrete Floor Floor Drain I/S Floor Drain *(Smear Only)

Duct #156 Concrete Pad (B48)

Duct #152 MDCR 30 Description/Location Concrete Floor Concrete Floor Concrete Floor Concrete Floor 38 MDC 10 8

Tb 5

5 Ts 5

5 34 58 PCF 1

1 Background Counts Instrument Efficiency 61.81%

92.61%

Survey Type Scoping Instrument Model Level of Posting RMA Instrument SN Survey Number NIST-22-11-10-01 Item Surveyed Building #245, Room B200 N A Date Surveyed 11/10/2022 Contamination Limits Alpha: 100 dpm/100cm2 (total) 20dpm/100cm2 (removable)

Survey Tech Hatfield/Knight Beta: 1,000 dpm/100cm2 (total) 200dpm/100cm2 (removable)

Date Counted 11/10/2022 Gamma Scans Count Room Tech Jeffrey Knight Cal. Due Date Page 2 of 3

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Legend Scoping Level of Posting RMA Sample Location Building 245, Room B200 Survey Number NIST-22-11-10-01 Date Surveyed 11/10/2022 Survey Tech Date Counted Hatfield/Knight Count Room Tech Jeffrey Knight 11/10/2022 Survey Type

µrem/hr (Contact) 1 2

3 4

5 6

9 8

7 11 Used HEPA Filter Exit to New HEPA Filters Concrete B142 B142 B131 B133 B46 B49 B152 B48 B156 B157 B152 B152 B152 B49 B157 B48 B50 B46 B44 B46 B152 B48 B156 B156 B156 B152 12 13 Concrete Pad 30 9

7 6

6 5

5 5

4 10 8

4 NaI Range: 3000 - 3500 NaI Range: 18000 - 25000 cpm 10 8

8 NaI Range: 12000 - 60,000 NaI Range: 3000 - 15000 Page 3 of 3

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v t e Letter Sequence Other
EPID:L-2022-DFA-0010, (Open) TAC:L32643, (Open)
Initiation Acceptance... Supplement Administration Questions 24 October 2023 Answers Results Approval... Other: ML22348A171, ML22348A172, ML23067A220, ML23136B278, ML23136B279, ML23136B280, ML23136B281, ML23136B284, ML23136B286, ML23136B287, ML23136B288, ML23136B289, ML23136B290
MONTHYEAR2023-12-08 [Table View]

ML23136B288

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