ML22285A100

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Burns & Mcdonnell/Environmental Properties Management, LLC, Figures, Decommission Plan, Revision 3
ML22285A100
Person / Time
Site: 07000925
Issue date: 09/14/2022
From:
Burns & McDonnell, Environmental Properties Management
To:
Office of Nuclear Material Safety and Safeguards
Shared Package
ML22286A041 List:
References
Download: ML22285A100 (22)


Text

FIGURE 6-1 CURRENT LICENSED AREA FACILITY DECOMMISSIONING PLAN REVISION 3

^BURNS VV MCDONNELL environmental properties management. I.LC LEGEND CERT PROPERTY LINE - MARCH 2018 CURRENTLY LICENSED AREA SUBAREAS 100 ug/L URANIUM CONCENTRATION 201 pg/L URANIUM CONCENTRATION NOTES

1) Basemap: Google Earth 2017 SCALE IN FEET Rev No: 0 Preparer: TJKIMMEL Date: 9/14/2022 Reviewer: EDULLE Date: 9/14/2022 Coordinate System Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\Geospatial\Maps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 6-1_Currently Licensed Area

E (D

£ O

£ 9o CM O

9 O

O CO O

LEGEND NOTES Q

o3 MONITOR WELL IN ALLUVIUM 1) Isopleths are drawn based on representative uranium mCl TO * + MONITOR WELL IN SANDSTONE B concentrations, expressed in micrograms per liter (pg/L). With a 1^

ro + MONITOR WELL IN SANDSTONE C conservatively estimated value of 1.3% for U -235 enrichment, the 201 pg/L isopleth, as shown, represents the 180 pCi/L (picocuries ro ^

£<

+ MONITOR WELL IN TRANSITION ZONE per liter) isopleth. FIGURE 6-2

© EXTRACTION WELL/SUMP 8l BURIAL AREA #1 LICENSED AREA 9o © INJECTION WELL So 2) Subarea designations (C, F) labeled in yellow FACILITY DECOMMISSIONING PLAN GROUNDWATER EXTRACTION PIPING REVISION 3 co cn TREATED WATER INJECTION PIPING 3) Basemap: Google Earth 2017 Q LU wOJ LU 2 GROUNDWATER EXTRACTION TRENCH

<t 5 O TREATED WATER INJECTION TRENCH IS 201 ug/L URANIUM ISOPLETH BURNS REMEDIATION FACILITY XVMSDONNELL environmental properties management, LLC

°lZ SUBAREAS

©o AREA SUBJECT TO LICENSE CONTROLS Rev No: 0 m£ 9

co 5 03 RADIOLOGICALLY RESTRICTED AREA N Preparer: TJKIMMEL Date: 9/14/2022 1% 100 200

-§ =5 Reviewer: EDULLE Date: 9/14/2022 l CO Coordinate System O CM

  • ci o N CM SCALE IN FEET NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet

FIGURE 6-3 WESTERN AREA LICENSED AREA FACILITY DECOMMISSIONING PLAN REVISION 3 outfa ll Tooi BURNS XVMSDONNELL environmental properties management, LEGEND MONITOR WELL IN ALLUVIUM

> EXTRACTION TEST WELL

© EXTRACTION WELL/SUMP

© INJECTION WELL OUTFALL


GROUNDWATER EXTRACTION PIPING


TREATED WATER INJECTION PIPING GROUNDWATER EXTRACTION TRENCH


TREATED WATER INJECTION TRENCH


WESTERN AREA TREATMENT FACILITY

____ EXTRACTION, INJECTION, AND UTILITY CORRIDOR


WA DISCHARGE PIPING 100 pg/L URANIUM CONCENTRATION WU-BA3 REMEDIATION AREA WAA U>DCGL REMEDIATION AREA 1206-NORTH REMEDIATION AREA SUBAREAS r - AREA SUBJECT TO LICENSE

- - J CONTROLS RADIOLOGICALLY RESTRICTED AREA

  • 1 NOTES
1) 180 picoCuries per liter (pCi/L) in the WAA U >

2022 BURNS & McDONNELL ENGINEERING COMPANY, INC.

DCGL, 1206-NORTH, and BA3 areas was calculated at 123 micrograms per liter (pg/L). The 100 pg/L isopleth is shown for conservatism.

2) Subarea designations labeled in yellow
3) BASEMAP: GOOGLE EARTH 2017 N

Rev No: 0 Preparer: TJKIMMEL Date: 9/19/2022 Reviewer: EDULLE Date: 9/19/2022 Coordinate System NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\Geospatial\Maps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 6-3_WA Licensed Area

w-Mm

&£.

  • TMW-24 02W43 02W45 V 02W35 G E-BA 1-04 02W62 -f -r 02W37 02W44 1410 02W34 02W36 W y 02 18 02W38 02W21 02W24 02W14 02W11 X + wX

^ 02Vyi2 02W06 02W08 02W23 ^02W17

+-02W07 02W32 02W16 02W05 GE-BA1-C 02W04 02W15-f H.2W28 GWI-BA1-02 LEGEND NOTES MONITOR WELL IN ALLUVIUM 1) Injection trench GWI-BA1-01 and extraction trench GETR-BA1-01

-f- MONITOR WELL IN SANDSTONE B were installed in 2017.

ro

+ MONITOR WELL IN SANDSTONE C ro ^ 2) Injection well GWI-BA1-01A and extraction wells GETR-BA1-01A MONITOR WELL IN TRANSITION ZONE Q.Z

(/) < and GETR-BA1-01B were installed in 2017. FIGURE 8-2 Sl 0 EXTRACTION WELL/SUMP BURIAL AREA #1 GROUNDWATER So 0 INJECTION WELL(INSTALLED)

So 3) Isopleths are drawn based on representative uranium REMEDIATION AREAS o INJECTION WELL ro ^ concentrations, expressed in micrograms per liter (pg/L). With a FACILITY DECOMMISSIONING PLAN ro a: GROUNDWATER EXTRACTION PIPING conservatively estimated value of 1.3% for U -235 enrichment, the Q lu REVISION 3 w lu TREATED WATER INJECTION PIPING 201 pg/L isopleth, as shown, represents the 180 pCi/L (picocuries

</) CD GROUNDWATER EXTRACTION TRENCH per liter) isopleth.

IS ^BURNS TREATED WATER INJECTION TRENCH ^MSDONNELL. environmental

4) Basemap: Google Earth 2017 properties management, LLC 201 ug/L URANIUM ISOPLETH REMEDIATION FACILITY BA1-A REMEDIATION AREA Rev No: 0 BA1-B REMEDIATION AREA Preparer: BELOCKWOOD Date: 10/03/2022 SUBAREAS 200
  • PROPOSED LICENSED AREA Reviewer: EDULLE Date: 10/03/2022 RADIOLOGICALLY CONTROLLED AREA Coordinate System O CM c

N CM o SCALE IN FEET NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet

WESTERN AREA BURIAL AREA 1 NOTES:

1. EXTRACTION AND INJECTION FLOW RATES ARE NOMINAL DESIGN RATES FOR EACH COMPONENT.

EXTRACTION AND INJECTION RATES WILL VARY THROUGHOUT OPERATION. THE FLOW RATES PRESENTED ON THIS SCHEMATIC REFLECT INITIAL OPERATING CONDITIONS.

2. THIS SCHEMATIC IS CONCEPTUAL IN NATURE AND IS NOT INTENDED TO CONVEY ALL PIPING OR PROCESS COMPONENTS THAT WILL BE REQUIRED FOR PROPER SYSTEM DESIGN, CONSTRUCTION, OR OPERATION.
3. THE COMBINED TREATMENT SYSTEM INFLUENT CONCENTRATIONS PRESENTED ON THIS SCHEMATIC REFLECT INITIAL OPERATING CONDITIONS.

CONCENTRATIONS WILL VARY OVER THE COURSE OF OPERATIONS.

LEGEND:

U-URANIUM N - NITRATE F- FLUORIDE Tc-99-TECHNETIUM-99 GPM - GALLONS PER MINUTE mg/L - MILLIGRAMS PER LITER ug/L - MICROGRAMS PER LITER ng/L - NANOGRAMS PER LITER Ci - INITIAL CONCENTRATION Cmax- MAXIMUM CONCENTRATION IX - ION EXCHANGE FIGURE 8-3 WELL FIELD & WATER TREATMENT

^BURNS LINE DIAGRAM

^MSDONNELL FACILITY DECOMMISSIONING PLAN REVISION 3 Preparer: E. Pulcher Date: 9/15/22 Reviewer: E. Dulle Date: 9/15/22 Rev. No. 0 Z:\CLIENTS\ENS\CERT\142089_CERT-DECOM2022\DESIGN\CADD\DWGS\FIGURE 8-3_WELL FIELD & WATER TREATMENT LINE DIAGRAM.DWG 9/15/2022 3:06 PM EAPULCHER

FIGURE 8-1 WESTERN AREA GROUNDWATER REMEDIATION AREAS FACILITY DECOMMISSIONING PLAN OUTFAlI 15001 REVISION 3

>BURNS CvMCDONNELL environmental properties management, I.LC LEGEND MONITOR WELL IN ALLUVIUM MONITOR WELL IN SANDSTONE A MONITOR WELL IN SANDSTONE B MONITOR WELL IN SANDSTONE C MONITOR WELL IN TRANSITION ZONE PROPOSED MONITOR WELL EXTRACTION TEST WELL EXTRACTION WELL/SUMP INJECTION WELL OUTFALL GROUNDWATER EXTRACTION PIPING TREATED WATER INJECTION PIPING GROUNDWATER EXTRACTION TRENCH TREATED WATER INJECTION TRENCH WESTERN AREA TREATMENT FACILITY EXTRACTION, INJECTION, AND UTILITY CORRIDOR WA DISCHARGE PIPING 100 pg/L URANIUM CONCENTRATION WU-BA3 REMEDIATION AREA WAA U>DCGL REMEDIATION AREA 1206-NORTH REMEDIATION AREA SUBAREAS 1206 DRAINAGE PERFORATED PIPE GETR-WU-01 EXCAVATION AREA NOTES

1) 180 picoCuries per liter (pCi/L) in the WAA U >

DCGL, 1206-NORTH, and BA3 areas was calculated at 119 micrograms per liter (pg/L). The 100 pg/L isopleth is shown for conservatism.

2) BASEMAP: GOOGLE EARTH 2017

/Plfer fr Rev No: 0 Preparer: TJKIMMEL Date: 9/9/2022 Reviewer: EDULLE Date: 9/9/2022 Coordinate System NAD 1983 StatePlane Oklahoma North F IPS 3501 Feet Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\Geospatial\Maps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 8-1 _Western Area GW Remediation Areas

FIGURE 8-4 BURIALAREA#1 PARTICLE TRACKING 2022 STAGNATION ZONE ANALYSIS FACILITY DECOMMISSIONING PLAN REVISION 3

^BURNS V^MSDONNELL. environmental properties management, LLC Nominal Pumping Scenario Operating Scenario 1 Operating Scenario 2 LEGEND MONITOR WELL IN ALLUVIUM MONITOR WELL IN SANDSTONE C MONITOR WELL IN TRANSITION ZONE

> EXTRACTION WELL

  • PARTICLE ADDED FOR STAGNATION W ZONE ANALYSIS STAGNATION ZONE PARTICLE TRAVEL PATH NOTES
1) GPM - GALLONS PER MINUTE.
2) BASEMAP: GOOGLE EARTH 2017 Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\Geospatial\Maps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 8-4_BA1 GW Remed. Forward Particle Tracking - Stag 0 90 180 SCALE IN FEET Rev No: 0 Preparer: BELOCKWOOD Date: 9/23/2022 Reviewer: MCRAWFORD Date: 9/23/2022 Coordinate System NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet

Nominal Pumping Scenario Operating Scenario 1 Operating Scenario 2 FIGURE 8-5 WESTERN AREA PARTICLE TRACKING 2022 STAGNATION ZONE ANALYSIS FACILITY DECOMMISSIONING PLAN REVISION 3

^BURNS XVMSDONNELL. environmental properties manarjement, LLC LEGEND MONITOR WELL IN ALLUVIUM MONITOR WELL IN TRANSITION ZONE V Est. \ Travel Time: '<60 Days VVAA- © EXTRACTION WELL

  • PARTICLE ADDED FOR STAGNATION ZONE W ANALYSIS

GROUNDWATER EXTRACTION TRENCH STAGNATION ZONE PARTICLE TRAVEL Est." Travel Time: <120 Days PATH WAA-05

?1P 9HJ1 EstyTravel _ Time: < 120 Days Est.-Travel Time: <120 Days

'GEJWAA-I EsDTravel Time: <180 Days 2022 BURNS & McDONNELL ENGINEERING COMPANY, INC.

Est.'Travel Time: <180 Days NOTES

1) THE DISTANCE BETWEEN ARROW HEADS REPRESENTS THE DISTANCE THE PARTICLE TRAVELS IN 60 DAYS.

lO.GPM

2) GPM - GALLONS PER MINUTE.
3) BASEMAP: GOOGLE EARTH 2017 0 125 250 SCALE IN FEET GEJTR-WU-02A GETR-WU-02A Rev No: 0 8 GPM 8 GPM Preparer: BELOCKWOOD Date: 9/20/22 wm Reviewer: MCRAWFORD Date: 9/20/22 Coordinate System Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\GeospatialWlaps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 8-5_WA GW Remed. Forward Particle Tracking - Stag NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet

FIGURE 8-7 WESTERN AREA IN-PROCESS GROUNDWATER MONITORING LOCATIONS FACILITY DECOMMISSIONING PLAN REVISION 3

^ BURNS VVMSDONNELL environmental properties management, LLC LEGEND MONITOR WELL IN ALLUVIUM

+ MONITOR WELL IN SANDSTONE A

+ MONITOR WELL IN SANDSTONE B if + MONITOR WELL IN SANDSTONE C MONITOR WELL IN TRANSITION ZONE 0 EXTRACTION TEST WELL 0 EXTRACTION WELL/SUMP INJECTION WELL


GROUNDWATER EXTRACTION PIPING


TREATED WATER INJECTION PIPING


GROUNDWATER EXTRACTION TRENCH


TREATED WATER INJECTION TRENCH


WESTERN AREA TREATMENT FACILITY TR-04 2022 BURNS & McDONNELL ENGINEERING COMPANY, INC.

NOTES

1) WHITE BACKGROUND ON MONITOR WELL INDICATES IN-PROCESS MONITORING LOCATION.

aiH 2) BASEMAP: GOOGLE EARTH 2017 400 800 SCALE IN FEET Rev No: 0 Preparer: TJKIMMEL Date: 9/6/2022 Reviewer: EDULLE Date: 9/6/2022 Coordinate System Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\Geospatial\Maps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 8-7_WA In-process GW Mon Locations

___ NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet

ph m °2^45

  • y" /**>>
  • Q.Z CO < LEGEND NOTES FIGURE 8-8 O Q.
1) WHITE BACKGROUND ON MONITOR WELL INDICATES IN- BURIAL AREA #1 IN-PROCESS GROUNDWATER MONITOR WELL IN ALLUVIUM PROCESS MONITORING LOCATION. MONITORING LOCATIONS so MONITOR WELL IN SANDSTONE B FACILITY DECOMMISSIONING PLAN MONITOR WELL IN SANDSTONE C 2) BASEMAP: GOOGLE EARTH 2017 REVISION 3 MONITOR WELL IN TRANSITION ZONE 03 O oz © EXTRACTION WELL/SUMP ^BURNS

£ LU

© INJECTION WELL VWMSDONNELL environmental properties management, LLC

°,2 GROUNDWATER EXTRACTION PIPING P° TREATED WATER INJECTION PIPING Rev No: 0 LU 9

03 Lx 03 GROUNDWATER EXTRACTION TRENCH Preparer: TJKIMMEL Date: 9/9/2022 5$ TREATED WATER INJECTION TRENCH 100 200 Reviewer: EDULLE Date: 9/9/2022 I*

l CD Coordinate System C

o CM o SCALE IN FEET NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet N CM

FIGURE 8-9 WESTERN AREA POST-REMEDIATION GROUNDWATER MONITORING LOCATIONS FACILITY DECOMMISSIONING PLAN REVISION 3 BURNS VS.MSDONNELL. environmental properties management, LLC LEGEND MONITOR WELL IN ALLUVIUM

' ' fU

+ MONITOR WELL IN SANDSTONE A

+ MONITOR WELL IN SANDSTONE B

+ MONITOR WELL IN SANDSTONE C MONITOR WELL IN TRANSITION ZONE feyglli 0 EXTRACTION TEST WELL

© EXTRACTION WELL/SUMP

© INJECTION WELL


GROUNDWATER EXTRACTION PIPING


TREATED WATER INJECTION PIPING


GROUNDWATER EXTRACTION TRENCH


TREATED WATER INJECTION TRENCH


WESTERN AREA TREATMENT FACILITY P-UP2-TR-04 2022 BURNS & McDONNELL ENGINEERING COMPANY, INC.

NOTES

1) WHITE BACKGROUND ON MONITOR WELL INDICATES POST-REMEDIATION MONITORING LOCATION.
2) BASEMAP: GOOGLE EARTH 2017 N

Rev No: 0 Preparer: TJKIMMEL Date: 9/6/2022 Reviewer: EDULLE Date: 9/6/2022 Coordinate System NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\Geospatial\Maps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 8-9_WA Post-Remediation GW Mon Locations

Z:\Clients\ENS\CERT\_Clientlnfo\Sites\Database\Geospatial\Maps & Dwgs\ArcGIS\BMCD_Files\Arcdocs\2020\2022 - Decommissioning Plan\Figure 8-10_BA1 Post-Remediation GW Mon Locations 2021 b u r n s & Mc Do n n e l l e n g in e e r in g c o m p a n y , i n c .

LEGEND NOTES FIGURE 8-10

1) WHITE BACKGROUND ON MONITOR WELL BURIAL AREA #1 POST-REMEDIATION MONITOR WELL IN ALLUVIUM INDICATES POST-REMEDIATION MONITORING LOCATION. GROUNDWATER MONITORING

+ MONITOR WELL IN SANDSTONE B LOCATIONS

+ MONITOR WELL IN SANDSTONE C 2) BASEMAP: GOOGLE EARTH 2017 FACILITY DECOMMISSIONING PLAN MONITOR WELL IN TRANSITION ZONE REVISION 3

© EXTRACTION WELL/SUMP 0 INJECTION WELL

^BURNS

^MSDONNELL. environmental properties management. ILC


GROUNDWATER EXTRACTION PIPING


TREATED WATER INJECTION PIPING Rev No: 0


GROUNDWATER EXTRACTION TRENCH N Preparer: TJKIMMEL Date: 9/9/2022


TREATED WATER INJECTION TRENCH Reviewer: EDULLE Date: 9/9/2022


BA #1 REMEDIATION FACILITY Coordinate System NAD 1983 StatePlane Oklahoma North FIPS 3501 Feet

Figure 9-1 Revision 0 Preparer: E. Dulle; Date: 08/31/22 Pre-Construction Schedule Reviewer: J. Hesemann; Date: 08/31/22 ID 7Task Name Duration Start Finish Qtr 3, 2022 Qtr 4, 2022 Qtr 1, 2023 Qtr 2 2023 Qtr 3, 2023 Qtr 4, 2023 Qtr 1, 2024 Qtr 2. 2024 Qtr 3, 2024 Qtr 4, 2024 Qtr 1,2025 C Jul I Aug l Sep Oct I Nov [ Dec Jan l Feb I Mar Apr l May l Jun Jul I Aug I Sep Oct I Nov I Dec Jan I Feb l Mar Jun Jul I Auq I Sep Oct I Nov l Dec Jan I Feb I Mar 1 Decom. Plan-Rev3 386 days Fri 9/30/22 Fri 3/22/24 P 2 EPM submits formal D-Plan 0 days Fri 9/30/22 Fri 9/30/22 9/30 3 NRC Accepts D-Plan for Technical 65 days Fri 9/30/22 Thu 12/29/22 Review 4 NRC Reviews D-Plan 86 days Fri 12/30/22 Fri 4/28/23 5 NRCs Issues RAIs 0 days Fri 4/28/23 Fri 4/28/23 4/28 6 EPM Prepares & Issues RAI 45 days Mon 5/1/23 Fri 6/30/23 Responses 7 NRC Drafts SER, EA, License 190 days Mon 7/3/23 Fri 3/22/24 Amendment 8 License Amendment 153 days Mon 3/25/24 Wed 10/23/24 9 NRC and EPM Reach Concurrence on 43 days Mon 3/25/24 Wed 5/22/24 Draft License Amendment 10 License Amendment Issued 110 days Thu 5/23/24 Wed 10/23/24 11 Design, Bidding, and Contracting 458 days Mon 5/1/23 Wed 1/29/25 12 Prepare remediation infrastructure 170 days Mon 5/1/23 Fri 12/22/23 and facilities bid packages 13 Bidders to prepare and submit bids 70 days Mon 12/25/23 Fri 3/29/24 14 Request and Obtain Construction 148 days Mon 4/1/24 Wed 10/23/24 Funding Approval 15 Execute Contracts 70 days Thu 10/24/24 Wed 1/29/25 16 Pre-Mobilization 14 days Thu 1/30/25 Tue 2/18/25 in Page 1 of 1

Figure 9-2 Revision 0 Preparer: E. Dulle; Date: 08/31/22 Construction Schedule Reviewer: J. Hesemann; Date: 08/31/22 ID Task Name Duration Start 2026 2nd Quarter 3rd Quarter 4th Quarter 1st Quarter Feb Mar Apr May Jun Jul Auq Sep Oct Nov Dec Jan Feb 1 Remediation Well Field Infrastructure 132 days Tue 2/18/25 2 Mobilization and Site Preparation 35 days Tue 2/18/25 3 Equipment Mobilization 15 days Tue 2/18/25 h 4 BMPs, Road Installation, and Site Work 20 days Tue 3/11/25 5 Extraction and Injection Infrastructure 117 days Tue 3/11/25 6 Extraction Well Installation 15 days Tue 3/11/25 7 Extraction Trench Installation 43 days Tue 4/8/25 8 Injection Trench Installation 60 days Tue 4/8/25 9 Utilities and Outfall Installation 37 days Tue 7/1/25 10 1206 Drainage 15 days Fri 6/6/25 11 Facilities Infrastructure 132 days Tue 4/8/25 12 WATF Facility Infrastructure 132 days Tue 4/8/25 13 14 WATF Grading and Foundations Building Construction and Fit-out 45 days 87 days Tue 4/8/25 Tue 6/10/25 V 15 BA1 Facility Infrastructure 25 days Tue 6/10/25 16 BA1 Grading and Foundations 10 days Tue 6/10/25 17 Construction and Fit-out 15 days Tue 6/24/25 18 Startup and Commissioning 60 days Thu 10/9/25 19 Startup and Commissioning 30 days Thu 10/9/25 11/19 20 Weather Delays 30 days Thu 11/20/25 Page 1 of 1

Preparer: E. Dulle; Date: 09/16/22 Figure 9 Revision 0 Reviewer: J. Hesemann; Date: 09/23/22 Remediation Schedule CO 2029 2030 2031 2032 2033 2034 2035 a> -c 2026 2027 2028 2036 2037 2038 Remediation Area E go rH IS *3 rH IS ro rH IS co rf rH (N ro rH (N no rt rH IS co rt rH IS co rH IS co rH IS co rH IS co rt rH IS co rH IS co rt rH IS cr cr cr cr cr or cr a cr cr cr a a a a a cr a a a a a a a a a a a cr a a a or a a a a a a a cr a a a a a a cr a a BA1-A 150 Time to Reduce Uranium to < NRC Criterion BA1-B 62 Time to Reduce Uranium to < NRC Criterion Water Treatment 126 Time Uranium Treatment System Operates Water Pumping & Injection 150 Time Pumping & Injection Continues WAA U>DCGL 135 Time to Reduce Uranium to < NRC Criterion 1206 North Time to Reduce Uranium to < NRC Criterion WU-BA3 48 Time to Reduce Uranium to < NRC Criterion Water Pumping & Treatment 135 Time Pumping & Uranium Treatment System Operates WU-BA3 Injection 48 Treated Water Injection Notes:

1Either treatment system may be bypassed if the concentration of uranium in the influent is less than 30 [xg/L Facility Decommissioning Plan - Rev 3 Page 1 of 1

Figure 9 Revision 0 Preparer: E. Dulle; Date: 09/29/22 Post-Remediation Schedule Reviewer: J. Hesemann; Date: 09/30/22 2038 2039 2040 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D PostRemediation Monitoring 1st Quarter Sample, Analyze, QReview nd 2 Quarter Sample, Analyze, QReview 3rd Quarter Sample, Analyze, QReview 4th Quarter Sample, Analyze, QReview 5th Quarter Sample, Analyze, QReview th 6 Quarter Sample, Analyze, QReview 7th Quarter Sample, Analyze, QReview 8th Quarter Sample, Analyze, QReview Dismantle & Dispose of Material Sample & Analyze Resin & Filter Media Demobilize/Ship Filter Systems P Dispose/Ship Resin Note: the "P" designates a month spent planning the D&D. P Demobilize/Ship Resin Processing System P Demobilize/Ship Ion Exchange Systems P Demobilize/Ship Pumps, Tanks, Etc.

Remove/Ship Wells, Piping, Utilities Final Status Survey Draft & Submit Final Status Survey Plan NRC Review Finalize Final Status Survey Plan Conduct Final Status Survey Prepare Final Status Survey Report NRC Review Finalize Final Status Survey Report License Termination Process Prepare Dose Model NRC Review Finalize Dose Model Apply for License Termination Terminate SNM928 Facility Decommissioning Plan Rev 3 Page 1 of 2

Figure 9 Revision 0 Preparer: E. Dulle; Date: 09/29/22 Post-Remediation Schedule Reviewer: J. Hesemann; Date: 09/30/22 2041 2042 2043 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J PostRemediation Monitoring st 1 Quarter Sample, Analyze, QReview nd 2 Quarter Sample, Analyze, QReview 3rd Quarter Sample, Analyze, QReview 4th Quarter Sample, Analyze, QReview 5th Quarter Sample, Analyze, QReview th 6 Quarter Sample, Analyze, QReview 7th Quarter Sample, Analyze, QReview 8th Quarter Sample, Analyze, QReview Dismantle & Dispose of Material Sample & Analyze Resin & Filter Media Demobilize/Ship Filter Systems Dispose/Ship Resin Demobilize/Ship Resin Processing System Demobilize/Ship Ion Exchange Systems Demobilize/Ship Pumps, Tanks, Etc. P Remove/Ship Wells, Piping, Utilities P Final Status Survey Draft & Submit Final Status Survey Plan NRC Review Finalize Final Status Survey Plan Conduct Final Status Survey Prepare Final Status Survey Report NRC Review Finalize Final Status Survey Report License Termination Process Prepare Dose Model NRC Review Finalize Dose Model Apply for License Termination Terminate SNM928 Facility Decommissioning Plan Rev 3 Page 2 of 2

Trust Administrator Trustee Project Manager Radiation Quality Construction Decommissioning License Safety Assurance (EPC Lead) Operations Termination (RSO) (QAC)

Radiation Quality Safety See Figure 10-2 See Figure 10-3 See Figure 10-4 Assurance Personnel Personnel RSO = Radiation Safety Officer Indirect Reporting Relationship EPC Lead = Engineering, Procurement, and Construction Lead QAC = Quality Assurance Coordinator Direct Reporting Relationship Activities occur sequentially FIGURE 10-1 DECOMMISSIONING ORGANIZATION OVERVIEW FACILITY DECOMMISSIONING PLAN REVISION 3 Preparer: A. Anstaett Date: 9/09/22 Rev. No. 0 Reviewer: E. Pulcher Date: 9/09/22 Z:\CLIENTS\ENS\CERT\129852_CERT-DECOM2021\STUDIES\REMEDIATION\DP REV 3\FIGURES\NATIVE FILES\FIGURE 10-1.DWG 9/9/2022 10:39 AM ALANSTAETT

Trust Administrator Trustee Project Manager Radiation EPC General Quality Safety Contractor Assurance (RSO) (EPC Lead) (QAC)

Radiation Quality Safety Assurance Personnel Personnel Site Development; Well Field Electrical Extraction/Injection Extraction/Injection Well Field Utility & WATF Building Equipment

& Communications Erection & MEP Procurement &

Well Installation Trench Foundation Equipment Fitout Installation (1)

Installation Installations Installation Indirect Reporting Relationship RSO = Radiation Safety Officer EPC = Engineer-Procure-Construct QAC = Quality Assurance Coordinator MEP = Mechanical-Electrical-Piping Direct Reporting Relationship Notes:

(1) Includes water treatment and resin processing systems, tanks, pre-engineered building well field pumps and FIGURE 10-2 Denotes Activity instrumentation, injection skids, electrical distribution, DECOMMISSIONING CONSTRUCTION equipment, etc. ORGANIZATION FACILITY DECOMMISSIONING PLAN REVISION 3 Denotes Position Preparer: A. Anstaett Date: 9/09/22 Rev. No. 0 Reviewer: E. Pulcher Date: 9/09/22 Z:\CLIENTS\ENS\CERT\129852_CERT-DECOM2021\STUDIES\REMEDIATION\DP REV 3\FIGURES\NATIVE FILES\FIGURE 10-2.DWG 9/9/2022 8:46 AM ALANSTAETT

Trust Administrator Trustee Project Manager Radiation Groundwater Waste Disposal & Quality Extraction/ Water Treatment Safety Processing Assurance Injection/Discharge (FLS)

(RSO) (FLS) (QAC)

(FLS)

Radiation Groundwater Water Logistics/Waste Quality Safety Monitoring Treatment Management Assurance RSO = Radiation Safety Officer Indirect Reporting Relationship FLS = Front Line Supervisor QAC = Quality Assurance Coordinator Direct Reporting Relationship Note:

Personnel may fill multiple positions, being responsible to manage some tasks, while functioning as operations personnel for other tasks.

Denotes Activity FIGURE 10-3 DECOMMISSIONING OPERATIONS ORGANIZATION FACILITY DECOMMISSIONING PLAN Denotes Position REVISION 3 Preparer: A. Anstaett Date: 9/09/22 Rev. No. 0 Reviewer: E. Pulcher Date: 9/09/22 Z:\CLIENTS\ENS\CERT\129852_CERT-DECOM2021\STUDIES\REMEDIATION\DP REV 3\FIGURES\NATIVE FILES\FIGURE 10-3.DWG 9/9/2022 8:55 AM ALANSTAETT

Trust Administrator Dose Model &

Trustee Project License Manager Determination Radiation Quality Front Line Demobilization Safety Assurance Supervisor Contractor (RSO) (QAC)

Decontamination Waste Treatment

& Release Post-Remediation System & Waste Surveys for Monitoring Processing System Demobilization Demobilization Final Status Survey Extraction/Injection (Plan, Survey, & Treatment Report) System Shutdown RSO = Radiation Safety Officer QAC = Quality Assurance Coordinator Indirect Reporting Relationship FIGURE 10-4 LICENSE TERMINATION ORGANIZATION Denotes Position Direct Reporting Relationship FACILITY DECOMMISSIONING PLAN REVISION 3 Activities Occur Sequentially Denotes Activity Preparer: A. Anstaett Date: 9/09/22 Rev. No. 0 Reviewer: E. Pulcher Date: 9/09/22 Z:\CLIENTS\ENS\CERT\129852_CERT-DECOM2021\STUDIES\REMEDIATION\DP REV 3\FIGURES\NATIVE FILES\FIGURE 10-4.DWG 9/9/2022 9:00 AM ALANSTAETT