ML17363A357

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Final Status Survey Final Report Volume 3, Chapter 5, Survey Area Release Record for Land Survey Area 10, Survey Unit 13, Appendix P-4
ML17363A357
Person / Time
Site: 07000036
Issue date: 11/29/2017
From:
Westinghouse
To:
Office of Nuclear Material Safety and Safeguards
References
HEM-17-70
Download: ML17363A357 (8)
v • d • e


Text

Survey Area:

==

Description:==

Survey Unit:

==

Description:==

Survey Type:

Classification:

Surface or CSM Type Start Elevation*

End Elevation*

Uniform S

426.4 426.0 Uniform S

431.2 429.7 Uniform S

429.7 429.2 Uniform S

421.5 421.1 Uniform S

429.1 428.0 Uniform S

428.0 427.5 Uniform S

431.5 430.6 Uniform S

430.6 430.1 Uniform S

415.3 414.8 Uniform S

429.7 428.4 Uniform S

428.4 427.9 Uniform S

419.1 418.6 Uniform Q

431.5 430.6 Uniform B

435.0 431.5 Uniform B

419.1 418.6 Uniform B

421.6 421.1

  • Elevations are in feet above mean sea level.
    • Missouri - East State Plane Coordinates [North American Datum (NAD) 1983]

Surface: Floor = F; Wall = W; Ceiling = C; Roof = R CSM: Three-Layer (Surface-Root-Excavation) or Uniform DCGLs used Type: Systematic = S, Biased = B; QC =Q; Investigation = I L10-13-14-B-E-B-00 865069.6 827494.4 Sidewall 6-inch grab Quality Record Green shaded samples are the samples at each sample location, for use in WRS test.

L10-13-15-B-E-B-00 865060.7 827453.1 Sidewall 6-inch grab L10-13-12-B-E-S-00 865012.1 827507.2 Excavation 6-inch grab L10-13-07-B-R-Q-00 865059.0 827426.0 Excavation 6-inch grab L10-13-13-B-R-B-00 865063.0 827417.0 Biased 6-inch Grab L10-13-10-B-R-S-00 865059.0 827534.3 Root 10-inch composite L10-13-11-B-E-S-00 865059.0 827534.3 Excavation 6-inch grab L10-13-08-B-E-S-00 865059.0 827426.0 Excavation 6-inch grab L10-13-09-B-E-S-00 865059.0 827480.1 Excavation 6-inch grab L10-13-06-B-E-S-00 865105.9 827507.2 Excavation 6-inch grab L10-13-07-B-R-S-00 865059.0 827426.0 Root 5-inch composite L10-13-04-B-E-S-00 865105.9 827453.1 Excavation 6-inch grab L10-13-05-B-R-S-00 865105.9 827507.2 Root 7-inch composite L10-13-02-B-R-S-00 865105.9 827398.9 Root 12-inch composite L10-13-03-B-E-S-00 865105.9 827398.9 Excavation 6-inch grab Measurement or Sample ID Northing**

(Y Axis)

Easting**

(X Axis)

Remarks / Notes L10-13-01-B-E-S-00 865152.8 827426.0 Excavation 6-inch grab FSS Class 1 Hematite Decommissioning Project Procedure: HDP-PR-FSS-701, Final Status Survey Plan Development Westinghouse Non-Proprietary Class 3 Revision: 5 Appendix P-4, Page 1 of 1 APPENDIX P-4 FSS SAMPLE & MEASUREMENT LOCATIONS & COORDINATES LSA 10 Burial Pits Open Land Area 13 Northern Survey Unit in "Area 2"

HDP-PR-FSS-721 Final Status Survey Data Evaluation Preliminary Data Review and Calculation of the Sum-of-Fractions (SOF)

LSA 10-13 FSSDE Worksheets Uniform R1.xlsx/Ingrowth Data Eval 12/28/2017 Page 2 of 8 Enr.

SOF Result Uncertainty MDC Qualifier Net Result*

Corrected Result Result Corrected Result Uncertainty MDC Qualifier Result Uncertainty MDC Qualifier Net Result**

Corrected Result Result Uncertainty MDC Qualifier Result Uncertainty MDC Qualifier Result Uncertainty MDC Qualifier Enrichment

(%)

SOF Is Sample in the Root Stratum?

Is ROOT Sample SOF >

0.5?

root count excavation count surface count MDC SOF L10-13-01-B-E-S-00 6.83 S

1.120 0.161 0.068 NA 0.050 0.050 0.241 0.241 0.055 0.198 NA 0.890 0.176 0.143 NA

-0.110 0.000 6.536 NA NA NA 0.360 0.162 0.225 NA 1.660 0.578 0.849 NA L10-13-01-B-E-S-00 6.83 S

3.3 0.09 EXCAVATION good 1

0.15 L10-13-02-B-R-S-00 3.45 S

1.090 0.150 0.060 NA 0.020 0.020 0.266 0.266 0.142 0.201 NA 1.090 0.168 0.098 NA 0.090 0.090 1.493 NA NA NA 0.078 0.125 0.224 U

0.908 0.292 0.815 NA L10-13-02-B-R-S-00 3.45 S

1.4 0.08 ROOT good 1

0.12 L10-13-03-B-E-S-00 4.92 S

1.130 0.153 0.060 NA 0.060 0.060 0.245 0.245 0.081 0.213 NA 1.060 0.187 0.115 NA 0.060 0.060 3.624 NA NA NA 0.200 0.146 0.212 U

0.814 0.344 1.060 U

L10-13-03-B-E-S-00 4.92 S

3.7 0.10 EXCAVATION good 1

0.13 L10-13-04-B-E-S-00 12.36 S

1.560 0.214 0.087 NA 0.490 0.490 0.104 0.104 0.096 0.203 U

1.050 0.179 0.098 NA 0.050 0.050 2.537 NA NA NA 0.138 0.149 0.266 U

0.952 0.336 0.957 U

L10-13-04-B-E-S-00 12.36 S

2.3 0.31 EXCAVATION good 1

0.14 L10-13-05-B-R-S-00 3.82 S

1.280 0.174 0.071 NA 0.210 0.210 0.071 0.071 0.078 0.194 U

1.270 0.208 0.139 NA 0.270 0.270 3.622 NA NA NA 0.197 0.184 0.260 U

1.330 0.558 0.855 NA L10-13-05-B-R-S-00 3.82 S

2.3 0.28 ROOT good 1

0.15 L10-13-06-B-E-S-00 4.92 S

1.030 0.144 0.062 NA

-0.040 0.000 0.021 0.021 0.020 0.204 U

1.120 0.157 0.099 NA 0.120 0.120 3.615 NA NA NA 0.198 0.120 0.163 NA 1.110 0.492 0.760 NA L10-13-06-B-E-S-00 4.92 S

2.7 0.09 EXCAVATION good 1

0.11 L10-13-07-B-R-S-00 4.00 S

1.420 0.209 0.095 NA 0.350 0.350 0.358 0.358 0.080 0.202 NA 1.350 0.225 0.190 NA 0.350 0.350 2.524 NA NA NA 0.134 0.160 0.287 U

1.310 0.656 1.020 NA L10-13-07-B-R-S-00 4.00 S

1.6 0.40 ROOT good 1

0.19 L10-13-08-B-E-S-00 4.92 S

1.200 0.160 0.058 NA 0.130 0.130 0.622 0.622 0.103 0.207 NA 1.060 0.158 0.112 NA 0.060 0.060 2.352 NA NA NA 0.126 0.125 0.228 U

1.090 0.491 0.759 NA L10-13-08-B-E-S-00 4.92 S

1.8 0.14 EXCAVATION good 1

0.13 L10-13-09-B-E-S-00 18.90 S

1.340 0.188 0.077 NA 0.270 0.270 0.401 0.401 0.111 0.244 NA 1.280 0.189 0.107 NA 0.280 0.280 3.553 NA NA NA 0.194 0.149 0.213 U

1.210 0.549 0.845 NA L10-13-09-B-E-S-00 18.90 S

2.5 0.33 EXCAVATION good 1

0.13 L10-13-10-B-R-S-00 3.61 S

1.160 0.160 0.068 NA 0.090 0.090

-0.012 0.000 0.042 0.198 U

1.190 0.167 0.142 NA 0.190 0.190 1.582 NA NA NA 0.080 0.140 0.258 U

1.290 0.513 0.780 NA L10-13-10-B-R-S-00 3.61 S

1.0 0.16 ROOT good 1

0.15 L10-13-11-B-E-S-00 4.92 S

0.990 0.142 0.065 NA

-0.080 0.000 0.090 0.090 0.056 0.211 U

1.090 0.167 0.092 NA 0.090 0.090 4.477 NA NA NA 0.247 0.157 0.199 NA 1.040 0.293 0.770 NA L10-13-11-B-E-S-00 4.92 S

3.6 0.08 EXCAVATION good 1

0.12 L10-13-12-B-E-S-00 15.45 S

1.200 0.166 0.090 NA 0.130 0.130 0.108 0.108 0.060 0.250 U

1.280 0.183 0.137 NA 0.280 0.280 2.016 NA NA NA 0.108 0.135 0.247 U

0.937 0.305 0.835 NA L10-13-12-B-E-S-00 15.45 S

1.8 0.23 EXCAVATION good 1

0.16 L10-13-13-B-R-B-00 3.46 B

1.040 0.144 0.086 NA

-0.030 0.000 2.830 2.830 0.337 0.215 NA 1.380 0.209 0.077 NA 0.380 0.380 19.741 NA NA NA 1.090 0.208 0.240 NA 3.430 0.770 1.020 NA L10-13-13-B-R-B-00 3.46 B

4.8 0.45 good 0.12 L10-13-14-B-E-B-00 14.55 B

1.450 0.280 0.101 NA 0.380 0.380 0.528 0.528 0.171 0.280 NA 1.170 0.325 0.237 NA 0.170 0.170 33.264 NA NA NA 1.790 0.539 0.595 NA 2.570 1.920 3.130 U

L10-13-14-B-E-B-00 14.55 B

9.8 0.53 good 0.27 L10-13-15-B-E-B-00 13.28 B

1.650 0.297 0.164 NA 0.580 0.580 0.055 0.055 0.076 0.260 U

1.370 0.314 0.156 NA 0.370 0.370 1.553 NA NA NA 0.084 0.303 0.604 U

0.695 1.610 2.700 U

L10-13-15-B-E-B-00 13.28 B

1.9 0.51 good 0.26 L10-13-07-B-R-Q-00 4.00 Q

1.310 0.172 0.063 NA 0.240 0.240 0.340 0.340 0.058 0.212 NA 1.150 0.166 0.114 NA 0.150 0.150 2.336 NA NA NA 0.124 0.125 0.231 U

1.260 0.527 0.807 NA L10-13-07-B-R-Q-00 4.00 Q

1.6 0.24 good 0.13 2.3 0.08 0.40 12 4

8 0

0.19 count tot 0.15 0.11 With ingrowth, use Ra226 bkg =

1.07 Th232 bkg =

1.0 Gross results in units of pCi/g

  • Background with ingrowth (1.07 pCi/g) subtracted from gross result U Qualifier: Result is less than the sample detection limit.

All uncertainty values are reported at the 2-sigma confidence level.

Ave Conc. Ra-226, SS Ave Conc. Tc-99, SS Ave Conc. Th-232, SS Ave Conc. U-234, SS Ave Conc. U-235, SS Ave Conc. U-238, SS 0.000 0.000 0.000 0.000 0.000 0.000 Ave Conc. Ra-226, RS Ave Conc. Tc-99, RS Ave Conc. Th-232, RS Ave Conc. U-234, RS Ave Conc. U-235, RS Ave Conc. U-238, RS 0.020 0.266 0.090 1.493 0.078 0.908 0.210 0.071 0.270 3.622 0.197 1.330 0.350 0.358 0.350 2.524 0.134 1.310 0.090 0.000 0.190 1.582 0.080 1.290 0.168 0.174 0.225 2.306 0.122 1.210 Ave Conc. Ra-226, ES Ave Conc. Tc-99, ES Ave Conc. Th-232, ES Ave Conc. U-234, ES Ave Conc. U-235, ES Ave Conc. U-238, ES 0.05 0.241 0

6.5357 0.36 1.66 0.06 0.245 0.06 3.6242 0.2 0.814 0.49 0.104 0.05 2.5374 0.138 0.952 0

0.0208 0.12 3.6154 0.198 1.11 0.13 0.622 0.06 2.3518 0.126 1.09 0.27 0.401 0.28 3.5532 0.194 1.21 0

0.09 0.09 4.4774 0.247 1.04 0.13 0.108 0.28 2.0158 0.108 0.937 0.141 0.229 0.118 3.589 0.196 1.102 Sample ID Sample Start Depth (ft)

Type (Systematic, Bias, QC)

TestAmerica Analytical Results Sample Start Depth (ft)

Type (Systematic, Bias, QC)

Root Stratum SOF Verification (unexcavated/not backfilled only)

Ra-226 Tc-99 Th-232 Inferred U-234 U-235 U-238 Systematic Median 0.110 Sample ID Systematic Minimum 0.000 0.000 0.000 1.493 0.078 0.814 Systematic Maximum Average Enrichment

(%)

Systematic Mean 0.150 0.490 0.622 0.350 6.536 0.360 0.115 1.412 1.660 0.175 0.105 3.045 0.166 1.100 3.161 0.172 1.138 0.211 0.153 NOTES:

    • Background (1.0 pCi/g) subtracted from gross result 0.080 0.236 Systematic Standard Deviation 0.153 0.183

HDP-PR-FSS-721 Final Status Survey Data Evaluation Preliminary Data Review and Calculation of the Sum-of-Fractions (SOF)

LSA 10-13 FSSDE Worksheets Uniform R1.xlsx/Ingrowth Data Eval 12/28/2017 Page 3 of 8 Use corrected net results for all DE calcs.

DCLGW, Measure Tc-99, All SEAs 4.084819778 Uniform U-238/U235 U-234/U235 U-234 4.272008805 U-234 195.4 4.6 18.2 6.5 3.3 3.841620459 U-235 51.6 11.6 19.1 1.5 1.4 4.89090827 U-238 168.8 4.1 18.1 3.6 3.7 4.78058703 Tc-99 25.1 6.9 18.4 2.5 2.3 2.976283468 Th-232 2.0 6.8 18.4 3.6 2.3 5.406796223 Ra-226 1.9 5.6 18.3 3.6 2.7 4.255666561 9.8 18.8 2.5 1.6 3.901206726 8.7 18.7 2.4 1.8 5.12209701 6.2 18.3 3.6 2.5 3.607334615 16.2 19.9 1.6 1.0 4.610305441 4.2 18.1 4.5 3.6 4.34660066 8.7 18.7 2.0 1.8 11.05706886 3.1 18.1 19.7 4.8 11.23108194 1.4 18.6 33.3 9.8 4.351811594 8.3 18.6 1.6 1.9 10.2 18.8 2.3 1.6 Average Enrichment (%)

2.33 weighted SOFMEAN 0.19 SS RS ES fractions 0

0.3333333 0.666667 SOFMEAN Re-use Backfill Material 0.14 Stockpile 3 SOFMEAN Groundwater 0.16 12.3 mrem SOFTOT <=1 SOFMEAN, SU 0.49 PASS Infer U-234 MDC using U-235 MDC

  • ratio of U-234:U-235 @

that sample's enrichment Infer U234 Calculate the dose contribution for the SU by multiplying SOFMEAN,SU (including contribution from Re-use backfill and Groundwater) by 25 mrem.

HDP-PR-FSS-721 Final Status Survey Data Evaluation Performance of Statistical Tests LSA 10-13 FSSDE Worksheets Uniform R1.xlsx/WRS Test 12/28/2017 Page 4 of 8 SAMPLE ID AREA (Reference, Survey Unit)

Gross SOF (Xi,ref, Yi,SU)

ADJUSTED SOF (Zi)

RANKS REFERENCE AREA RANKS 9574-SS-140910-01-01 Reference 1.31 2.310 42 42 9574-SS-140910-01-02 Reference 1.18 2.179 33 33 9574-SS-140910-01-03 Reference 1.06 2.064 28 28 9574-SS-140910-01-04 Reference 1.10 2.101 29 29 9574-SS-140910-01-05 Reference 1.29 2.293 41 41 9574-SS-140910-01-07 Reference 1.34 2.339 43 43 9574-SS-140910-01-08 Reference 1.15 2.154 32 32 9574-SS-140910-01-09 Reference 1.18 2.182 34 34 9574-SS-140910-01-10 Reference 1.23 2.227 39 39 9574-SS-140910-01-11 Reference 1.38 2.380 44 44 9574-SS-140910-01-12 Reference 1.05 2.055 27 27 9574-SS-140910-01-13 Reference 0.94 1.941 17 17 9574-SS-140910-01-14 Reference 1.12 2.119 30 30 9574-SS-140910-01-15 Reference 1.15 2.152 31 31 9574-SS-140910-01-16 Reference 1.03 2.028 24 24 9574-SS-140910-01-17 Reference 0.44 1.443 12 12 9574-SS-140910-01-18 Reference 1.19 2.188 36 36 9574-SS-140910-01-20 Reference 0.76 1.757 14 14 9574-SS-140910-01-21 Reference 1.02 2.023 23 23 9574-SS-140910-01-22 Reference 1.02 2.018 22 22 9574-SS-140910-01-23 Reference 1.00 2.002 19 19 9574-SS-140910-01-24 Reference 0.87 1.873 16 16 9574-SS-140910-01-25 Reference 1.04 2.040 26 26 9574-SS-140910-01-26 Reference 0.96 1.959 18 18 9574-SS-140910-01-27 Reference 1.20 2.204 37 37 9574-SS-140910-01-28 Reference 1.01 2.007 21 21 9574-SS-140910-01-29 Reference 1.22 2.223 38 38 9574-SS-140910-01-30 Reference 1.03 2.035 25 25 9574-SS-140910-01-31 Reference 1.00 2.005 20 20 9574-SS-140910-01-32 Reference 0.86 1.865 15 15 9574-SS-140910-01-33 Reference 1.24 2.238 40 40 Min adjusted bkg SOF 9574-SS-140910-01-34 Reference 1.19 2.185 35 35 1.44 L10-13-01-B-E-S-00 Survey Unit 1.09 1.094 1

0 No WRS test necessary L10-13-02-B-R-S-00 Survey Unit 1.14 1.144 4

0 No WRS test necessary L10-13-03-B-E-S-00 Survey Unit 1.16 1.162 5

0 No WRS test necessary L10-13-04-B-E-S-00 Survey Unit 1.37 1.371 10 0

No WRS test necessary L10-13-05-B-R-S-00 Survey Unit 1.34 1.342 9

0 No WRS test necessary L10-13-06-B-E-S-00 Survey Unit 1.13 1.132 3

0 No WRS test necessary L10-13-07-B-R-S-00 Survey Unit 1.46 1.460 13 0

Perform WRS test L10-13-08-B-E-S-00 Survey Unit 1.21 1.207 6

0 No WRS test necessary L10-13-09-B-E-S-00 Survey Unit 1.39 1.390 11 0

No WRS test necessary L10-13-10-B-R-S-00 Survey Unit 1.22 1.223 7

0 No WRS test necessary L10-13-11-B-E-S-00 Survey Unit 1.10 1.104 2

0 No WRS test necessary L10-13-12-B-E-S-00 Survey Unit 1.29 1.294 8

0 No WRS test necessary Rank Sums 990 911 Wr

  1. Reference Area Measurements m

32

  1. Survey Unit Measurements n

12 Total Number of Measurements N

44 (1-) percentile of a standard normal distribution (MARSSIM Pg. I-10) z 1.645

= 0.05 WRS Critical Value (MARSSIM Pg. I-10, Eq. I.1)

CV 783 TEST:

PASS WRS TEST

HDP-PR-FSS-721 Final Status Survey Data Evaluation Retrospective Sample Size Verification LSA 10-13 FSSDE Worksheets Uniform R1.xlsx/Retrospective Sample Size 12/28/2017 Page 5 of 8 MARSSIM Table 5.1 MARSSIM Table 5.2, = 0.05, = 0.10

/

Pr (or )

Z1- (or Z1-)

0.1 0.528182 0.005 2.576 0.2 0.556223 0.01 2.326 0.3 0.583985 0.015 2.241 0.4 0.611335 0.025 1.960 0.5 0.638143 0.05 1.645

0.6 0.664290 0.10 1.282

0.7 0.689665 0.15 1.036 0.8 0.714167 0.2 0.842 0.9 0.737710 0.25 0.674 1.0 0.760217 0.30 0.524 1.1 0.781627 1.2 0.801892 1.3 0.820978 1.4 0.838864 1.5 0.855541 1.6 0.871014 1.7 0.885299 1.8 0.898420 1.9 0.910413 2.0 0.921319 2.25 0.944167 2.5 0.961428 2.75 0.974067 3.0 0.983039 3.5 0.993329 4.0 0.997658 4.01 1.000000 Uniform DCGL Criteria Evaluation N/2 Value Verification Isotope(s)

SOF (Ra/Tc/Th/Iso U)

St. Dev.

0.11 DCGLSOF 1

LBGR (Mean) 0.19 Shift 0.81 Relative Shift (/)

7.16 MARSSIM Table 5.1 (Pr) 1.000000 N

12 Verification Check SUFFICIENT MEASUREMENTS "N/2" Corresponds to the number of survey unit measurement locations required for the WRS Test N + 20%

14.4 N/2 8

FSS N/2 8

Survey Unit No.:

Activity (xi)

MDC Activity (xi)

MDC L10-13-07-B-R-S-00 L10-13-07-B-R-Q-00 Ra-226 1.42 0.0945 1.31 0.0627 1.365 1.9 0.11 0.269 0.403 N

L10-13-07-B-R-S-00 L10-13-07-B-R-Q-00 Tc-99 0.358 0.202 0.34 0.212 0.349 25.1 0.018 3.552 5.321 N

L10-13-07-B-R-S-00 L10-13-07-B-R-Q-00 Th-232 1.35 0.19 1.15 0.114 1.250 2.0 0.200 0.283 0.424 N

L10-13-07-B-R-S-00 L10-13-07-B-R-Q-00 U-2341 2.524 NA 2.336 NA 2.430 195.4 0.188 27.649 41.425 N

L10-13-07-B-R-S-00 L10-13-07-B-R-Q-00 U-235 0.134 0.287 0.124 0.231 0.129 51.6 NA 7.301 10.939 NA L10-13-07-B-R-S-00 L10-13-07-B-R-Q-00 U-238 1.31 1.02 1.26 0.807 1.285 168.8 0.050 23.885 35.786 N

Comments:

1. U-234 is inferred, no MDC available.
2. Duplicate assessment is not necessary if the result of either sample is < MDC.

Performed by:

Reviewed by:

Date:

Date:

Quality Record FORM HDP-PR-FSS-703-1 Hematite Decommissioning Project Procedure: HDP-PR-FSS-703, Final Status Survey Quality Control Westinghouse Non-Proprietary Class 3 Revision: 1 Page 1 of 1 Sample ID Field Duplicate Sample ID Radionuclide Sample (pCi/g)

Field Duplicate Sample (pCi/g)

FIELD DUPLICATE SAMPLE ASSESSMENT LSA 10-13 Survey Unit

Description:

Burial Pits Open Land Area Northern Survey Unit in "Area 2" Average Activity ( )

(pCi/g)

Nuclide DCGL (pCi/g)

Statistic2 Warning Limit Control Limit Statistic Exceeds Limit?

(Y/N)

LSA 10-13 Sys SOF 0.1 0.1 0.1 0.3 0.3 0.1 0.4 0.1 0.3 0.2 0.1 0.2

v4.65.2 Last updated 8 November 2016 at 13:14 by W. Clark Evers Descriptives N

12

Mean 95% CI Mean SE SD Variance Skewness Kurtosis LSA 10-13 Sys SOF 0.19 0.12 to 0.26 0.033 0.11 0.01 0.6

-1.15

Minimum 1st quartile Median 96.14% CI 3rd quartile Maximum IQR LSA 10-13 Sys SOF 0.1 0.09 0.15 0.09 to 0.31 0.30 0.4 0.21 Distribution: LSA 10-13 Sys SOF SOFn Only A1:A13 0

1 2

3 4

5 6

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

Frequency LSA 10-13 Sys SOF 0

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

LSA 10-13 Sys SOF

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