ML14080A193

DWP-10, Rev. 1, Performance of Final Status Survey.

ML14080A193
Person / Time
Site:	05000134
Issue date:	08/28/2013
From:	Worcester Polytechnic Institute
To:	NRC/FSME
References
DWP-10, Rev. 1
Download: ML14080A193 (40)

Text

Attachment A: FSS SURVEY WORKSCOPE ACTIVITIES Building Area Survey Units (SU)

SU Class Approx. SU Size Surface Contamination Scans (% Coverage)

Direct and Removable Surface Contam. Measurements (Number, ea.)

Volumetric Radioactivity Sampling (Number of locations /depth profile) 1.0 Bio. Shield / Reactor Pool 1.1 Reactor Pool Aluminum Liner (floor and walls) 1 47 m 2 100% 17 4 Al disc samples @ highest scan locations or highest potential N flux locations, one sample location from each of the four walls.

1.2 Thermal Column Aluminum Liner 1 2 m 2 100% na 4 Al disc samples @ highest scan locations or highest potential N flux locations, one sample location from each of the four surfaces.

1.3 Interior Concrete Floor 1 5 m 2 100% na 1 concrete core sample location / 0

-15 cm and 15-30 cm increments (concrete floor is only ~30 cm thick), @ highest scan locations or highest potential N flux locations.

1.4 Interior Concrete Walls 1 43 m 2 100% na 4 core sample locations, one from each of the four pool walls / 0

-15 cm depth (with additional 15 cm increments if activation radionuclides detected, until decreasing trend established), @ highest scan or highest potential N flux locations,.

Attachment A: FSS SURVEY WORKSCOPE ACTIVITIES (cont.)

Building Area Survey Units (SU)

SU Class Approx. SU Size Surface Contamination Scans (% Coverage)

Direct and Removable Surface Contam. Measurements (Number, ea.)

Volumetric Radioactivity Sampling (Number of locations /depth profile) 1.0 Biological Shield / Reactor Pool (cont.) 1.5 dia. Metal tube embedded in the concrete biological shield) 1 1.2 m long 100% of accessible interior surfaces 4 to 17 na 1.6 Soil Under Removed Concrete Floor Area 1 ~1 m 2 100% na 4 soil sample locations / initial 0-15 cm increment (with additional 15 cm increments if reactor radionuclides detected and until decreasing trend established), @ highest scan locations or evenly distributed if scanning does not reveal any differences.

1.7 Top of Biological Shield (Operating floor and stub walls (sides and top) surrounding the reactor pool, lower South room wall above Bio

-shield and Reactor bridge spanning the pool) 1 39 m 2 100% 17 na 1.8 Embedded Piping (in biological shield) 1.8.1 Drain line from 1 ~10 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.8.2 Return line from pool water treatment 1 ~3.7 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count Attachment A: FSS SURVEY WORKSCOPE ACTIVITIES (cont.)

Building Area Survey Units (SU)

SU Class Approx. SU Size Surface Contamination Scans (% Coverage)

Direct and Removable Surface Contam. Measurements (Number, ea.)

Volumetric Radioactivity Sampling (Number of locations /depth profile) 1.0 Biological Shield / Reactor Pool (cont.) 1.8.3 Vent line from 1 ~1.8 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.8.4 Drain line from Beam port Shutter Housing 1 ~1.5 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.8.5 Feed line from pool to pool water treatment 1 ~3 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.8.6 Vent line from 1 ~1.2 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.8.7 Vent line from 1 ~1.2 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.8.8 Vent line from 1 ~1.2 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count Attachment A: FSS SURVEY WORKSCOPE ACTIVITIES (cont.)

Building Area Survey Units (SU)

SU Class Approx. SU Size Surface Contamination Scans (% Coverage)

Direct and Removable Surface Contam. Measurements (Number, ea.)

Volumetric Radioactivity Sampling (Number of locations /depth profile) 1.0 Biological Shield / Reactor Pool (cont.) 1.8.9 Vent line from 1 ~1.2 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.8.10 Vent line from 1 ~1.8 m long Gamma scan interior with small dia. NaI, as accessible During gamma scan process, perform timed 1 min. count every 30 cm Pull swab and count for gross beta, if positive results obtained, perform gamma spec. analysis count 1.9 Exterior Walls of Biological Shield 1.9.1 North Wall 2 22 m 2 25% 17 na 1.9.2 West Wall 1 18 m 2 100% 17 na 1.9.3 Thermal Column Shield Door 1 5 m 2 100% >= 4 na 1.9.4 East Wall 1 19 m 2 100% 17 na 2.0 Ground Floor Reactor Facility 2.1 South Lower Wall and Floor, West of Biological Shield Centerline 1 65 m 2 100% 17 na 2.2 North and West Lower Walls, West of Biological Shield Centerline 2 16 m 2 25% 17 na 2.3 South Lower Wall and Floor ,East of Biological Shield Centerline 1 104 m 2 100% 17 na 2.4 North and East Lower Walls, East of Biological Shield Centerline 2 21 m 2 25% 17 na Attachment A: FSS SURVEY WORKSCOPE ACTIVITIES (cont.)

Building Area Survey Units (SU)

SU Class Approx. SU Size Surface Contamination Scans (% Coverage)

Direct and Removable Surface Contam. Measurements (Number, ea.)

Volumetric Radioactivity Sampling (Number of locations /depth profile) 2.0 Ground Floor Reactor Facility (cont.) 2.5 Upper Walls, Ceiling, and Exterior of Suspended Equipment Surfaces, West of the Biological Shield centerline (excluding the areas separately covered by SU 1.9.1 and SU 2.6).

2 100 m 2 25% 17 na 2.0 Ground Floor Reactor Facility (cont.) 2.6 Upper Walls, Ceiling, and Exterior of Suspended Equipment Surfaces, East of the Biological Shield centerline (excluding areas separately covered by SU 1.93). 2 166 m 2 25% 17 na 2.7 WPI RAM Storage Room, Lower Walls and Floor 1 29 m 2 100% 17 na 2.8 WPI RAM Storage Room, Upper Walls, Ceiling, and exterior of suspended equipment surfaces 1 44 m 2 100% 17 na 3.0 First Floor Reactor Facility 3.1 Lower Walls and Floor of Reactor office 3 36 m 2 10% 17 na 3.2 Upper walls and ceiling of Reactor Office 3 66 m 2 10% 17 na 3.3 Lower Walls and Floor, West of Biological Shield Centerline (excludes lower portion of South wall above Bio-shield 2 67 m 2 25% 17 na 3.4 Upper walls and ceiling, West of Biological shield centerline 2 135 m 2 25% 17 na Attachment A: FSS SURVEY WORKSCOPE ACTIVITIES (cont.)

Building Area Survey Units (SU)

SU Class Approx. SU Size Surface Contamination Scans (% Coverage)

Direct and Removable Surface Contam. Measurements (Number, ea.)

Volumetric Radioactivity Sampling (Number of locations /depth profile) 3.5 Lower Walls and Floor, East of Biological Shield Centerline (excludes lower portion of South wall above Bio-shield 1 105 m 2 100% 17 na 3.6 Upper walls and ceiling, East of Biological shield centerline 2 188 m 2 25% 17 na 3.0 First Floor Reactor Facility (cont.) 3.7 Reactor Tool closet lower walls and floors 1 27 m 2 100% 17 none 3.8 Reactor Tool Closet, upper walls and ceiling 1 18 m 2 100% 17 none 4.0 Other Areas /Items 4.1 Exhaust ventilation duct interior surfaces (exterior to the reactor room) 1 Not Applicable 100% of accessible surfaces 17 none 4.2 Floor drain and sanitary sewer line 1 Not Applicable 100% of accessible interior surfaces Gamma log interior with small dia. NaI, every 30 cm, as accessible Pull swab and check for gross beta , if positive results obtained, perform gamma spec. analysis count 4.3 HVAC units 3 units (room re-circ. Only) 1 Not Applicable 100% of accessible interior and exterior surfaces 17 none

Attachment A: FSS SURVEY WORKSCOPE ACTIVITIES (cont.)

Building Area Survey Units (SU)

SU Class Approx. SU Size Surface Contamination Scans (% Coverage)

Direct and Removable Surface Contam. Measurements (Number, ea.)

Volumetric Radioactivity Sampling (Number of locations /depth profile) 5.0 Back-ground Reference Areas 5.1 Painted Sheet Rock na Not Applicable none 17 (Direct meas. only) none 5.2 Painted Cement Block naNot Applicable none 17 (Direct meas. only) none 5.3 Linoleum / Vinyl Tile Covered Concrete naNot Applicable none 17 (Direct meas. only) none 5.4 Cast / Poured Concrete naNot Applicable none 17 (Direct meas. only) none 5.5 Structural Wood naNot Applicable none 17 (Direct meas. only) none 5.6 Structural Steel naNot Applicable none 17 (Direct meas. only) none 5.7 Aluminum and / or steel pipe embedded in concrete (if available) naNot Applicable none Gamma log interior with small dia. NaI, every 30 cm, as accessible, up to 17 measurements none Attachment B: FSS SURVEY TRIANGULAR GRID SPACING PARAMETERS Building Area Survey Units (SU)

Approx. SU Size Triangular Grid Spacing Parameters (meters) Horizontal Spacing (meters) Vertical Spacing (meters) 1.0 Bio. Shield / Reactor Pool 1.1 Reactor Pool Aluminum Liner (floor and walls) 47 m 2 1.78 1 0.9 1.2 Thermal Column Aluminum Liner 2 m 2 na na na 1.3 Interior Concrete Floor 5 m 2 na na na 1.4 Interior Concrete Walls 43 m 2 1.71 1 0.9 tube embedded in the concrete biological shield) 1.2 m long na na na 1.6 Soil Under Removed Concrete Floor Area

~1 m 2 na na na 1.7 Top of Biological Shield (Operating floor and stub walls (sides and top) surrounding the reactor pool, lower South room wall above Bio

-shield and Reactor bridge spanning the pool) 39 m 2 1.62 1 0.9 1.8 Embedded Piping (in biological shield) 1.8.1 Drain line from pool scupper ~10 m long na na na 1.8.2 Return line from pool water ~3.7 m long na na na 1.8.3 Vent line from beam port ~1.8 m long na na na 1.8.4 Drain line from Beam port ~1.5 m long na na na 1.8.5 Feed line from pool to pool ~3 m long na na na 1.8.6 Vent line from thermal ~1.2 m long na na na 1.8.7 Vent line from thermal ~1.2 m long na na na 1.8.8 Vent line from thermal ~1.2 m long na na na Attachment B: FSS SURVEY TRIANGULAR GRID SPACING PARAMETERS Building Area Survey Units (SU)

Approx. SU Size Triangular Grid Spacing Parameters (meters) Horizontal Spacing (meters) Vertical Spacing (meters) 1.0 Biological Shield / Reactor Pool (cont.) 1.8.9 Vent line from thermal ~1.2 m long na na na 1.8.10 Vent line from thermal ~1.8 m long na na na 1.9 Exterior Walls of Biological Shield 1.9.1 North Wall 22 m 2 1.22 1 0.9 1.9.2 West Wall 18 m 2 1.11 1 0.9 1.9.3 Thermal Column Shield Door 5 m 2 na na na 1.9.4 East Wall 19 m 2 1.15 1 0.9 2.0 Ground Floor Reactor Facility 2.1 South Lower Wall and Floor, West of Biological Shield Centerline 65 m 2 2.10 2 1.7 2.2 North and West Lower Walls, West of Biological Shield Centerline 16 m 2 1.04 1 0.9 2.3 South Lower Wall and Floor ,East of Biological Shield Centerline 104 m 2 2.66 2 1.7 2.4 North and East Lower Walls, East of Biological Shield Centerline 21 m 2 1.20 1 0.9 2.5 Upper Walls, Ceiling, and Exterior of Suspended Equipment Surfaces, West of the Biological Shield centerline (excluding the areas separately covered by SU 1.9.1 and SU 2.6). 100 m 2 2.60 2 1.7 2.6 Upper Walls, Ceiling, and Exterior of Suspended Equipment Surfaces, East of the Biological Shield centerline (excluding areas separately covered by SU 1.93).

166 m 2 3.36 3 2.6 2.7 WPI RAM Storage Room, Lower Walls and Floor 29 m 2 1.40 1 0.9 2.8 WPI RAM Storage Room, Upper Walls, Ceiling, and exterior of suspended equipment surfaces 44 m 2 1.72 1 0.9 Attachment B: FSS SURVEY TRIANGULAR GRID SPACING PARAMETERS (cont.)

Building Area Survey Units (SU)

Approx. SU Size Triangular Grid Spacing Parameters (meters) Horizontal Spacing (meters) Vertical Spacing (meters) 3.0 First Floor Reactor Facility 3.1 Lower Walls and Floor of Reactor office 36 m 2 1.56 1 0.9 3.2 Upper walls and ceiling of Reactor Office 66 m 2 2.12 2 1.7 3.3 Lower Walls and Floor, West of Biological Shield Centerline (excludes lower portion of South wall above Bio-shield 67 m 2 2.13 2 1.7 3.4 Upper walls and ceiling, West of Biological shield centerline 135 m 2 3.03 3 2.6 3.5 Lower Walls and Floor, East of Biological Shield Centerline (excludes lower portion of South wall above Bio-shield 105 m 2 2.68 2 1.7 3.6 Upper walls and ceiling, East of Biological shield centerline 188 m 2 3.58 3 2.6 3.7 Reactor Tool closet lower walls and floors 27 m 2 1.36 1 0.9 3.8 Reactor Tool Closet, upper walls and ceiling 18 m 2 1.10 1 0.9 4.0 Other Areas /Items 4.1 Exhaust ventilation duct interior surfaces (exterior to the reactor room) Not Applicable na na na 4.2 Floor drain and sanitary sewer line Not Applicable na na na 4.3 HVAC units 3 units (room re

-circ. Only) Not Applicable na na na 5.0 Back-ground Reference Areas 5.1 Painted Sheet Rock Not Applicable na na na 5.2 Painted Cement Block Not Applicable na na na 5.3 Linoleum / Vinyl Tile Covered Concrete Not Applicable na na na 5.4 Cast / Poured Concrete Not Applicable na na na 5.5 Structural Wood Not Applicable na na na 5.6 Structural Steel Not Applicable na na na Attachment C: FSS Surface Contamination Field Data SheetSurvey Unit:

No.: Area (m 2): MARSSIM Class:

SU

Description:

Reference Area: Material

Description:

Location: Date of Survey: Surveyors:

Survey Meter:

Model: S/N: % Beta Eff.:

Radionuclide:

Cal. Due Date: Smear Counter: Model: S/N: % Beta Eff.:

Radionuclide:

Cal. Due Date:

DATA Sample Number Location Coord. or Description Direct Gross Beta Count Count Time (Min.) Smear Gross Beta Count Count Time (Min.) S MEAR BKG CT. 1 ----------------

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SMEAR BKG CT. 2 ------------------------------------------------ SMEAR BKG CT. 3 ------------------------------------------------ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ADDITIONAL DIRECT and REMOVABLE DATA Sample Number Location Code or Description Direct Gross Beta Count Count Time (Min.) Smear Gross Beta Count Count Time (Min.) ELEVATED SCAN RESULT LOG Reference Grid Coordinates Affected Area, m 2 Maximum Results, CPM Comments X Y Attachment D: FSS Pipe, Conduit and Duct Field Data Sheet Survey Unit:

No.: length: MARSSIM Class:

SU

Description:

Location: Date(s) of Sampling / Survey:

Surveyors:

CONTAMINATION SURVEY OF LINE END(S) Location / Description Direct Beta CPM Removable Beta CPM INTERNAL GAMMA SCREENING Start Location: Ending Location: Comments:

Distance from Start, cm Gross Counts Ct. Time (min.) Distance from Start, cm Gross Counts Ct. Time (min.) Initial BKG Check Source Ending BKG Check Source Instruments:

Model / SN Check Source: ID: µCi:

Survey Unit:

No.: SU

Description:

Sample Material:

Location: Date(s) of Sampling: Counting Equipment:

Model: Ludlum PR322477 HV: S/N: GS-01034 Gain: Analysis by:

Date: SWAB SAMPLE GROSS BETA SCREENING DATA Swab Sample No. Start Location Ending Depth (cm)

(if dead-ended) Gross b Screen Data (CPM) 1 2 3 4 Gross b Screening Instrument(s):

S/N(s): Gross b BKG (CPM):

SWAB SAMPLE GAMMA ISOTOPIC SCREENING DATA ROI: 1 2 3 4 5 Report ID Radionuclide:

Eu-152 Cs-137 Eu-152 Co-60 Co-60 Photo Peak Centroid Energy (keV):

344 662 965 1,173 1,332 Swab Sample Number Count Time (sec) Net Count Rate (CPS) Net Count Rate (CPS)Net Count Rate (CPS)Net Count Rate (CPS)Net Count Rate (CPS)1 2 3 4 Attachment E: Volumetric Contamination Field Data Sheet Survey Unit: No.: Area (m 2): MARSSIM Class:

SU

Description:

Sample Material:

Location: Date(s) of Sampling: Surveyors:

SAMPLE COLLECTION DATA Sample No. Location Grid Coordinates or Description Beginning Depth (cm) Ending Depth (cm) Sample Diameter (cm) Sample Mass (grams) Gross b Screen Data (CPM) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Gross b Screening Instrument(s):

S/N(s): Gross b BKG (CPM):

Survey Unit:

No.: SU

Description:

Sample Material: Location: Date(s) of Sampling:

Counting Equipment:

Model: Ludlum PR322477 HV: S/N: GS-01034 Gain: Analysis by:

Date: SAMPLE GAMMA SCREENING DATA ROI: 1 2 3 4 5 Report ID Radionuclide:

Eu-152 Cs-137 Eu-152 Co-60 Co-60 Photo Peak Centroid Energy (keV):

344 662 965 1,173 1,332 Sample Number Count Time (sec) Net Count Rate (CPS) Net Count Rate (CPS)Net Count Rate (CPS)Net Count Rate (CPS)Net Count Rate (CPS)1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20