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UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT LICEN SE NO. SUA-1475 DOCKET NO. 40-8907 NOV. 10 t 1993 I 004606

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Page 1: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

UN ITED NUCLEAR CORPORATION

CHURCH ROCK MILL SITE

FINAL RADIOLOGICAL REPORT

LICEN SE NO. SUA-1475

DOCKET NO. 40-8907

NOV. 10 t 1993

I

004606

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TABLE OF CONTENTS

1.0 Introduction

2.0 Radiological Survey Procedure

3.0 Radiological Survey Summary

4.0 List of Appendixes

004607

Page 3: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

1.0 Introduction

The Churchrock mill owned and operated by United Nuclear

Corporation is located approximately 17 miles northeast of Gallup,

New Mexico, on Section 2, Township 16 North, Range 16 West, McKinley

County. The mill was licensed to operate by the State of New Mexico

on May, 1977. It operated until May, 1982, when it was placed on

standby due to the economic condition of the uranium industry.

The plant was shut down systematically so that all ore and

process solutions were completely processed through the plant before

shutdown. I

United Nuclear determined in late 1984 that the Churchrock

facility would be closed permanently. In 1988 United Nuclear submitted

its Mill Decommissioning Plan which was approvp.d by the NRC in

January, 1991.

The Mill Decommissioning was done in two phases. In 1991 the

above-ground mill facilities and associated equipment were demolished

and hauled to Borrow Pit #2 and disposed of as per our Reclamation

Plan.

In 1992, with the exception of concrete buried in place as

explained in our Decommissioning Report, all cement floors, sumps,

foundations, solvent extraction circuit and all underground process

piping was demolished, hauled to Borrow Pit #2 and disposed of as per

our Reclamation Plan. The 1992 Plan also included the excavation of

contaminated soils from the Mill process area, ore pad and catch

basins. United Nuclear submitted its Mill Decommissioning Report in

April of 1993 .

004608

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Page 2

United Nuclear performed its Reclamation and Interim Cover

Placement on its tailings site in three phases--1989, North Cell;

1990, Central Cell, and 1991, South Cell.

United Nuclear will complete placement of the final cover

on the North Cell by November 30, 1993, weather permitting.

2.0 Procedure for Radiological Surveys

Prior to any surveys, the instruments were function checked

with certified sources. Instruments used were Eberline PS2 SR #285

with a Alpha Probe AC-3-7 SR #714209; Ludlum 19 SR #9180, and

Eberline SAC 4 SR #221. Certified sources used Th 230 SR #1109

DPM 860, Th 230 SR #1310 DPM 8880 and a Cs 137 SR #1524 ur/hr 200

(1.55 uci).

The Mill restricted site was gridded on 100 ft. increments .

Using the 100 ft. grid points as our baseline, the survey was

performed on a 10 meter grid system. Surveys performed were Gamma

Survey on surface and at 1 meter above surface. On the paved areas

around the Shop and Administration Building, an Alpha Survey was

also performed.

The buildings were gridded on a 10x10 foot square and two

surveys performed in each square. Both Alpha and Gamma Surveys were

performed. Removable Alpha was only required if the surface survey

was 1,000 DPM. However, we did perform some Alpha removable surveys

when surface readings were below the 1,000 DPM requirement.

The Radiological Survey Data is reported in the enclosed

Appendixes .

004609

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Page 5: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

..

3.0 RADIOLOGICAL DATA SUMMARY

Administration (49 rooms, a lobby, 1 waiting area, 1 secretary/filing area and 5 separate hallway areas)

Highest Highest Surface Area rHr/br cJ- dpm/l OOcm

2 -4. •

Removable 2 d- Swipe dpm/100cm

Interior: Wall 21. 5 97

Floor 21.5 170 Ceil i ng 21.5 40

Exterior: Wall (66-10 ' x10 ' areas) 12.0 73

Roof (112-10 ' x10 ' areas) 10.0 607 5

Equipment on Roof 11. 5 162

II. Guard/Change House (14 rooms and 1 hallway area)

Highest Highest Surface Area YJ,i.rLhr d- dl2mL 100 cm 2

Removable 2

04 Swipe dpm/100cm Interior: Wall 20.5 146

Floor 20.0 453

Ceiling 20.0 24

Exterior: Wall (22-10 ' x10 ' areas) 17.0 170 Roof (34-10 ' x10 ' areas) 10.5 1,538 15 Ceiling (6-10 ' x10 ' areas) 9.5 36 Equipment on Roof 10.5 749 3

III. Garage (3 small rooms and 5 main garage areas)

Highest Highest Surface Removable 2 Area 0" l\r/hr qL. dpm/lOO cm 2 ~Swipe dpm/l00cm

Interior: Wall 18.0 571 I

Floor 18.0 219

Ceil i ng 18.0 24

Roof 8.0 170

Exterior: Wall (66-10 ' x10 ' areas) 10.0 57

Roof (112-10 ' x10 ' areas) 10.0 146

Equipment on Roof 7.0 170

• 004610

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IV . Lab/Office

Area

Interior:

Exterior:

V.

Page 2

(19 rooms, 2 vestibules, 1 hallway, and 2 main lab areas)

Wall

Material on Wall Floor

Material on Floor

Ceil; ng

Equipment on Ceiling

Wall (25-10 ' x10 ' areas)

Roof (61-10 ' xlO ' areas) Equipment on Roof

Highest ~H.r/hr

14.0

13.5 12.5 12.5

12.5 9.5

10.0

10.0 9.0

Highest Surface Removable 0""- d~m/l00cm2 d- Swi ~e d~m/ 100cm

155

133 577 29 700

67 133

146

607 773

area) and Top Floor (18 rooms, stairway)

2

Warehouse - Ground Floor (2 rooms and 1 main 5 separate hallway areas, 1 main area, and 1

Highest Highest Surface Removable 2 ~ dpm!100cm2

c;-;G- Swi~e d~m/lOOcm a. Area - Ground Floor YJ.lr/hr

Interior: Wall 19.0 73

FloOl" 16.5 283

Ceil i ng 16.0 24

b. Area - TOI2 Floor

Interior: Wall 10.0 89

Floor 10.5 126

Ceiling 7.0 89

Stairway 5.5 78

Exterior: Survey wi 11 be included with the Shop Area

VI. Machine and Electrical Shop (6 rooms, 4 main shop areas, 2 separate corridor areas and 2 stairways)

Highest Highest Surface Removable Area ...¥.u.r/hr ~ dQm/l00cm2

~ Swi ~e dl2m/lOOcm

Interior: Wall 19.5 219

Floor 19.5 243

Ceil i ng 19.5 198

Roof 10.0 121

Stairway 12.0 97

Exterior: Wall (56-10 ' x10 ' areas) 9.0 688 (Shop/

areas) Warehouse} Roof (132-10 ' x10 ' 8.0 73

Material on Roof 7.0 380

2

004611

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VII.

• VIII.

IX.

Page 3

Paved Areas around Shop and Administration Buildings (89 - 10 meter incremental survey points)

Highest~ Contact­Shielded ).tr/hr

12.0

Highest t Highest Surface 1 meter-unshielded ~ dpm/l00cm 2

20.0 502

Final Verification Survey on Reclaimed Process Areas within the Mill Restricted Areas, including untargeted areas up to the fenceline

a. Reclaimed Area (.;;:- 725 - 10 mete.r survey points)

b. Outside of Process Area (:2- 266 - 10 meter survey points)

Other Significant Areas

1. Tire Storage (existing

Highest Highest Highest Surface Contact- 1 meter-unshielded 2

d~m/l00cm Shielded ~r/hr

15.0 @ 7 pts. 38.0 @ 1 pt.

14.0 @ 1 pt. 24.0 @ 1 pt.

beams) canopy/w support Highest (J.tr/hr

Highest Surface do- dpm/l00 cm 2

Removable 2

Area

Exterior: Floor

Roof

Ceiling

Support Beam

2. Lube Storage (existing cement

~ Swi pe dpm/lOOcm

7.5 388

9 133 8.5 41

7 89

floor foundation)

Highest Highest Surface '().\r/hr ~ dpm/l00cm 2

Removable 2

Area ~ Swipe dpm/l00cm Exterior: Floor 5 299

3. Scale House (existing truck/scale house cement floor, scale shed with stairway)

Area Exterior:

Interior:

Floor

Wall (Shed)

Roof (Shed)

Stairway (Shed)

Floor (Shed) Wall (Shed) Ceiling (Shed)

Highest '( ).lY' / hr

9.5

15.5

15.5

15.5

15.5 15.5 15.5

Highest Surface Removable 2

~ dpm/lOOcm ~ Swipe dpm/l00cm 517

59

129

73

377 55 52

2

004612

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Page 4

4. Culvert (existing drainage concrete forms for 1-6 1 5" dia. and 3-4 1 dia. tunnels)

Highest Highest Surface Removable Area t J.lr/hr &- dpm/100 cm 2

~ Swipe dpm/100cm

Exterior: Floor 22 992 8

Wall 20 1,113 37

Interior: Tunnel Wall 19 1,166 29

5. Fuel Oil Storage Tank (existing concrete foundation and 1 step.l tank)

Highest Highest Surface Removable Area ().lr/hr .5- dpm/l00cm 2

d- Swi pe dpm/lOOcm

Exterior: Foundation 7 207

Tank Wall 7 55

Interior: Tank Wall 7 78

2

2

004613

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A.

B.

C.

D.

E.

F.

G.

H.

I.

J.

K.

L.

4.0 LIST OF APPENDIXES

NRC - UNC Split Soil Sampling Data

Administration Building's Exterior Survey Data

Administration Building's Interior Survey Data

Reference Drawing for Administration Interior Survey Points

Guard/Change House Exterior Survey Data

Guard/Change House Interior Survey Data

Garage, Shops, Warehouse, Laboratories and Operation Offices Exterior Survey Data

Garage Interior Survey Data

Machine and Electric Shops Interior Survey Data

Warehouse Interior Survey Data

Laboratories and Operations Offices Interior Survey Data

Reference Drawing for Garage, Shops, Warehouse, Laboratories and Operations Offices Interior Survey Points

M. Warehouse Top Floor Interior Survey Data and Reference Drawing

N. Other Areas Exterior and Interior Survey Data

O. Drawing of Mill Surface Area Showing Survey Data and Reference Points

004614

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004615

Page 11: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

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004616

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3

Sample Ra-226 Uranium Bq/Kg pCi/g Bq/Kg pCi/g

UNC-A 33 0.9 0.8 86 2.3 1.4 UNC-B 68 1.8 2.2 ·480 13.0 12.2 UNC-C 43 1.2 0.7 68 1.8 2.2 UNC-D 66 1.8 1.5 130 3.5 2.2 UNC-E 62 1.7 1.8 130 3.5 2.9 UNC-F 26 0.7 1.1 86 2.3 2.3 UNC-G 29 0.8 0.8 28 0.8 0.3 UNC-H 53 1.4 1.6 140 3.8 3.9

Note: The last column of radium and uranium concentrations represent UNC values obtained from the licensee's contract laboratory.

The soil ·data indicate that all radium-226 concentrations are less than the 5 pCi/g concentration limit as specified in Criterion 6 of Appendix A to 10 CFR 40. Similarly, all confirmation surveys performed by the inspector indicated that the site meets unrestricted release criteria. UNC indicated that they would submit an amendment request to modify the restricted area boundary at the site.

i I ,

004617

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ENERGY LABORATORIES, INC. EllE II i1 fI P.o. BOX 3258 • CASPER, WY 82602 • PHONE (307) 235-0515

LABORATORIES 254 NORTH CENTER, SUITE 100 • CASPER, WY 82601 • FAX (307) 234-1639

• UNITED NUCLEAR CORPORATION SOIL ANALYSIS REPORT

P.O. I Ell-13-8-93

Report Date: 09-10-93

ELI # Sample ID Sample Date U-nat pCi/gm

93-35649 A 08-12-93 1.4 93-35650 B 08-12-93 12.2 93-35651 C 08-12-93 2.2 93-35652 D 08-12-93 2.2 93-35653 E 08-12-93 2.9 93-35654 F 08-12-93 2.3 93-35655 G 08-12-93 0.3 93-35656 I 08-12-93 3.9

REPORT APPROVED BY:

sv s335649.unc.

Ra226 pCi/g (Gamma)

2.9 6.4 2.7 3.7 4.4 2.0 1.6 3.9

Ra226 Ra226 Pree. +/-pCi/g (Gamma) (Chem.)

0.4 0.8 0.7 2.2 0.4 0.7 0.5 1.5 0.5 1.8 0.3 1.1 0.2 0.8 0.5 1.6

COMPLETE ENVIRONMENTAL ANALYTICAL SERVICES

Ra226 Pree. +/­(Chem.)

0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1

004618

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"ALITY ASSURANCE REPORT -Report Date: 09-16-93 ELI #(s): 93:35649-56

RADIOMETRIC:

Uranium Ra226

METHOD

EPA-908.1 EPA-903.0

UNC Mining & Milling

Dup#1 %

99 110

Dup#2 %

89

USEPA-ESML-LV INTERCOMPARISON STUDY RESULTS

Radiometric Method .ELI Value Standard Uranium EPA-908.1 14.59 17.07 Ra226 EPA-903.1 12.88 12.54 Ra228 EPA-904.1 14.55 13.73 Gross Alpha EPA-900.0 20.53 31.50 Gross Beta EPA-900.0 46.33 60.70

Report Approved By: ~ f:ec.--

Spk#1 %

110

Difference -2.48·

0.34 0.82

-10.97 -14.37

Spk#2 %

DATE ANALYST SAMPLE

DB DB

Analyst DB

DB DB DB DB

ANALYZED 08-27-93 09-03-93

Date 02-12-93 03-05-93 03-05-93 01-29-93 01-29-93

004619

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.' 004620

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unc mininG AnD miLLinG CHURCHROCK MINE P.O. BOX CC GALLUP. NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE. NEW MEXICO 87190 (505) 265-4421

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004621

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unc mininG AnD miLLinG CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE. NEW MEXICO 87190 (505) 265-4421

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Page 18: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mlnlnc AnD mll.Llnc CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

eECT MILle DE" COMM I ei$ ION IN Cir- ALPHA Atoll> (rAMMA Sheet No. ___ 3 ___ of_--.;;3 ___ _

yef!.lfl CATION. SURVEY fl!i.L..p DaTA SHilT Of TI+E Made By ~ Date IO-/Z-U

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Page 19: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Administration Building

Interior Survey Data Log

004624

Page 20: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD m ....... nc; CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

--.JECT MlbL- DE C;OMM '=-S ,.0 "',IN ejr- AbPHA AND §:AMMA Sheet No. __ -...:.. ___ of ___ 7.1.-. __ -':YIUCiiJf\~Iu:E:..lI...!:aC.,,!;Al..:TWI~O~N.~S=U.DfS...lI.Y...Iig;...;XL-Fl:.llUiE.:..!:L.::..lp~OIl::.l1&T..L.CA---::.s"Ha.i_i...LT_¥QJ:.f--.:.'T".:;,:,H~g __ Made By_~b:<,,-___ Date / D -/ Z. - "13

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004625

Page 21: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERQUE, NEW MEXICO 87190 GALLUP, NEWMEXICO (505) 265-4421 (505) 722-6651

COMPUTATIONS

-eJECT Mll..b DE C:OMM tti5 '0 N IN Cjr- AbPHA AND G-AMMA Sheet No. __ z ___ of ___ 7'--__

-lYtJieiJ:R~1 ~E.L:I CiLlA::!..T.l...l.!I' o!.CN.lo-.-s=u Do.RVJL.Jiiir.E ..l.Y--l:f.1..!! !;ii:..:I..:.;D~PAC.I\I1.T.L:A~..:.iS!Jlt:\UiiUii§uT_.w.Q.L.E__LJDlCSJ€",--_ Made By __ ~......;.... ___ Date I () - 11. - '13

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Page 22: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTA TlONS

edJECT Mlkb DE COMM I tii$ ,., MIN 'fr - AbPHA Atolt) <frAMMA Sheet No._-=3 ___ of i yef!,IEI CATION. SU6.y EX flEl...p PATA S\:\!iET Q e 'He..' Made By JMc;... Date /()-IZ-93

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004627

Page 23: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP. NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE. NEW MEXICO B7190 (505) 265-4421

COMPUTATIONS

eBJECT MIL.t.. DECOMM leiS'ON'N(jr- AbPHA AND qAMMASheetNo. __ "' ______ of 7 YCl\lflC.ATION, SURVEY fl!;!..P DftTA SHp5T OF TI-\€ Made By ..-c:- Date 1042.-/3/"13

ADM IN 15nATION 61J1l ... p 'N.§: 1/I1\E.SIDS 8~~A Chkd. By Date ____ _

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Page 24: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD m .... Ll.nC CHURCHROCI< MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

_8JECT Mllel- DE COMM ,50S '0) N. J N G= - AI"PHA AND &AMMA Sheet No._--=S;....... ___ ot 7 YfiRIEICATION. SURVEY FIt;:L..P PflTA .s):UiET OF THe:. Made8y "'G- Date lo/lZ-13/U

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Page 25: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERClUE. NEW MEXICO 87190 GALLUP. NEWMEXICO (505) 265-4421 (505) 722-6651

COMPUTATIONS

--.JECr MIl"b DECCMM I/.iS'''''''N!j!c- 8bP~A AND G-AMMASheetNo. __ ""--__ of 7 -lYUiei..l:f!..~I.l:.F.L;1 S;=.iA~T..J......U1 O:u:NL-'::::S':'U,c.K..JI,V ... e:...J,"<--1:F;.LlI e:ii:,;L.:::...O~ok:.PI1/\T..L.oAO_...::..su::kiUi§lJIjii_lT'__.¥Q..r:E_l.TH~e __ Made By M:.- Date Ie -, ~ - "(3

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Page 26: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX 00 GALLUP. NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE. NEW MEXICO 87190 (505) 266-4421

COMPUTATIONS

-eJECT MlbL DECOMMll:is,oN1Nqr- AbPHI' AND qAMMASheetNo. ___ '1 ___ o f '1

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Page 27: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Reference Drawing·for

Administration Interior Survey Points

004632

Page 28: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

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004633

Page 29: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

· . '-.- --_._---, .. ,--'----.--,. - -- ~--'-

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004634

Page 30: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

I NS TRUM~NTATION unc mlnlnCi AnD m .... Llne; @ unc ~fjeR~IIJE PS-2.!:lBSUJ/AC-3-7/7J#20'{ CHURCHROCK MINE P.O. BOX 3951 • ThZ'io //10'13 (S60 1>(1111) '" 2" D'y. epp, P.O. BOX QQ ALBUQUERQUE, NEW MEXICO 87190 J.VD /)9/'1180 AND I. VJ)/I.zS/'lQ73 ~~)L~;2~~~MEXICO (505) 265-4421 EI3Efl.4.11J6 site/yin,. 71I~10/- '::SI37/II.;:'1 (f,sSMC..i) = Zz.o-a.lO.IotofI(ttlt.

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Page 31: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Guard/Change House·

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004636

Page 32: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

AN D CirAMMA Sheet No. __ ....:.. ___ of 2-

yet!.lflCATIOti SURVEY Pili!..? PATA SH§iT OF T\-tE Made By I'-G-- Date 7-16-113

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Page 33: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERQUE. NEW MEXICO 87190 GALLUP. NEWMEXICO (505) 265-4421 (505) 722-6651

COMPUTATIONS

-eJECT MI"'b PI; COMb' 15£ I D Ii Jr'/(ir - ALPHA AN D <.TAMMA Sheet No. __ ..;;;;'Z.~ __ of Z.

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Page 34: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Garage, Shops, Warehouse, Laboratories and Operation Offices

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• 004639

Page 35: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD mn.Lwoc; CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

-eJECT M/Lb DE COMb" 155 I" N IN C!r - AbPIV~ "tolD qAMMA Sheet No. __ "--___ of ~ yel!.lflCATION SUfS.vgv fIEL.D DATA §ti§ET OF n~e Made By Me;, Date 1~/II-/'?b3

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Page 36: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHUACHAOCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

eJECT MlbL. DECOMM 1~S;I;;'N,"',j(ir- AbPH~ AND CirAMMASheetNo. ___ Z-___ of "

yeRlfl CATION SUfS,V EX FIEI..D paTA SlhiiT OF 1)1!S: Made By e;:... Date ID/WIZ/q.l

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Page 37: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD mlLLinCi CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

-eJECT M'l..b DE COMM '1.»5 ION IN Cfc - AI..PtlA AM P &AMMA Sheet No. __ 3~ ___ of "

yealEI CATION. SURY EX flt;I-O PATA :SIHiiT OF THE Made By I'e- Date JO/!I'/~/q3

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Page 38: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD mILL~l'IGi CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (50S) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

-eJECT Mlbb PECoMMle;;sloNIN<:r- AbPHA'AND CfrAMMASheetNo._........:'t'--___ of __ ' ___ _

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Page 39: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP. NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE. NEW MEXICO 87190 (505) 265-4421

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CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-44:.11

COM PUT ATIONS

.JECT M/L.!.. DE COMM t ~~, c. N, IN!ir- AhPH'" AMP frAMMA Sheet No, __ "",4 ___ of "

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• Garage

Interior Survey Data log

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unc mininG AnD miLLinG \ CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALI:IUQUERQUE. NEW MEXICO 87190 GALLUP. NEWMEXICO (505) 265-4421 (505) 722-6651

eBJECT Mll..b PECCMM1:ii~IONIN<!r- AbPHA AND &AMMASheetNo._---''--__ of "

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unc mlnanG AnD mn .. Llne: CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUEROUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

.BJECT Mlbb DECOMM1~SIDN'N!jr- B!,.PHA AND SrAMt!\ASheetNo. __ Z-"'--___ of 4 YERlfl CATION. SUtS.Y EX fIEL.D paTA SlieST Of THe Made By;toe- Date /0/1-1//13 <iARA6r£ INTF:RIQR A8..EA-.5 Chkd. By _____ Date ____ _

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unc mininG AnD miLLinG CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERQUE, NEW MEXICO 87190 GALLUP, NEWMEXICO (505) 266-4421 (606) 722-6661

COMPUTATIONS

-eJECT MIL.b DE C:OMM I~;f '''NI''''!jr- A!,.Pt'A A""P &AMMASheetNo._--=:3 _____ o f 6 yell/F' CATION. .sUK.ygY Elf;:"'\'? PATA SliiET Of nft; Made By.-..e..- Date /~/9'-/~/1.3 GAgA &E IN IE: 8,10 & Al2.eAS Chkd, By _____ Date ____ _

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CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERQUE. NEW MEXICO 87190 GALLUP. NEWMEXICO (505) 265-4421 (505) 722-6651

COM PUT ATIONS

-eBJECT MIL.L. DE COMM I ~5i' 0 Ii J N Cir - ALPH~ A~ I) <irAMMA Sheet No._----:4 ___ ot ? VERifiCATION, SURYEY F,EI...D pe.rA S):\§ET OF nlE. Made By %= Date/~/9-11,!?..1 G-AR.AG-E. 'HIE. &.\Q& Aga;a5 Chkd. By Date ____ _

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Page 46: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD m.LLUlC CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERQUE. NEW MEXICO 87190 GALLUP. NEWMEXICO (505) 265-4421 (505) 722-6651

COMPUTATIONS

--eJECT MIL.b DECOMM ,e.oSIONINCjr- 8LPH-' AtolD G-AMMASheetNo._-=~ ___ of to yeRIEl<iATION. SURYEY Fle.I...D DaTA SHiRT OF THE Made By ~ Date 1~/9-/1/9..3 C!AI?.A G- g IlliTE. RloB. A~E..AS Chkd. By _____ Date ____ _

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Page 47: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

eBJECT Mlbb De: COMM ,:is, 0 N' N (jr' - ALPHA AND <frAMMA Sheet No. __ 4=-___ ot ~ yetqe I CATION, Susy EX fl!;'L..v PATA StiiET 9 E 7Hg. Made By ~ Date /~/9-llt/t.3 GA/'?AGE INTE&IC>Q.. Ae.Ef\S Chkd. By Date ____ _

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Page 48: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Machine and Electrical Shop

Interior Survey Data Log

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Page 49: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mlnlnc AnD miLLinG CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERQUE, NEW MEXICO 87190 GALL.UP, NEWMEXICO (505) 265-4421 (6061 722-6661

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unc min Inc AnD mlLLlnc CHURCHROCK MINE P.O. BOX QO GALLUP. NEWMEXICO (60S) 722-6661

P.O. BOX 3951 ALBUQUERQUE. NEW MEXICO.87190 (505) 26~21·

COMPUTA TIONS

.ECT MILl. DE C CMM ,.5 '9 N J N CIr - Ale PM" Ato& 0 §:AMMA Sheet No._,;.;.:2-____ of 0 ....IYUliIu;:J!.Io.L' jl;"f 1.:I""A:L,T,J""l'uc.0,g"'.......:$::.;:u:.l:l!.lt.:Iyu;!!:a..;v"--'f...L' .. E=.L..z:.P~P.a.'" T..:..Ao..-.:..s~tiUliUl8...LT.....;O~er;;.....J"j,m.:.-§ ___ Made By_...;.~.::;;... ___ Date /~/ "1- /1 't3 --f.:.iM:.cA=.::.~tt:.:.;:IN~€;.......::lA~Na:..P ....:c::.:·L~€;.;:;C.;..:.T~IlI;.;;C~AL::--....::5:;..:.H.:.:;O;.:...P-..t.:.IAJ::::..r.£Jiiit""J2.;;:,/~o~i?-~A:cJ2. .. E~8SIlol.-___ Chkd. By Date ____ _

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CHURCHROCK MINE P.O. BOX 3951 P.O. BOX 00 ALBUQUERQUE, NEW MEXICO 87190 GALLUP, NEWMEXICO (505) 265-4421 (505) 722-6651

COMPUTA TIONS

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Page 52: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD mll.Llne CHURCHAOCK MINE P.O. BOX 3951 P.O. BOX ao ALBUOUERQUE. NEW MEXICO 87190 GALLUP. NEWMEXICO (505) 265-4421 (505) 722-6651

COMPUTATIONS

.ECT MI&,&, DIE C:OMM 'SS' D N J N crr- ALPM~ 1'."'1) §:AMMA Sheet No. ~ of_~;'~_...--_ Vi"!,! CA,.ION, 6UIllY!!:;( FteL.p 0",,.8 :StiilT 0 P PIE Made By ~ Date 10/ "-11/9.3

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Page 53: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mlnlnc Ana miLLinG CHURCHROCK MINE P.O. BOX QQ GALI.UP. NEWMEX/CO (505) 122-6651

P.O. BOX 3951 ALBUQUERQUE. NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

.ECT Mlle'- DE C OMM 'S $ 10M J N err - AI.. PH" ... '" D §:AMMA Sheet NO. ___ S-:-_· ___ of_-.;;~~_~ __

SUflygv fleL.p paTA ,sHeIT Of THE Made By ~ Date 1~/f-JIZ13 Yll\lfl CATION

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Page 54: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mlnlnc: AnD mILLBnc: CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO

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Page 55: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Warehouse - Ground Floor

Interior Survey Data Log

004660

Page 56: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mlnlnc Ana mIL~.nCi CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

--eJECT Mlbb DE COMM I:liS !uNl"'!jr- 8bPMA ANI) !irAMMASheetNo. __ ~ __ of Z-

-lVuEu:8.loJ.ILf,l.;1 S~A~T..!...I' O:!..l:N:L-.::::S~\J.D.K..JLY JiioE...lX--J;f~1 eli:.:L..=-o~pAo::."a.T~8:::L-..:..sUltiL.li!iUiiuT'--..lIItQ,.£;E---lTl-\...!:l.liI:E.,--_ Made By_--.;;;%--.-::;.. ___ Date ,- z.~ - <j.3

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Page 57: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

'-

CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (606) 722-6661

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

eBJECT MI'-&.. PECCMMI$S'DNINIjr- AbPHA AND qAMMASheetNo. 2. of 2-yeR'E' CATION. Susy EX f.EL.P DATA SlieST OF We. Made By __ k.......;;;... ___ Date '1-ZI./-'I3

WAgE.ljouSE. INTE.(?IQ& A~e-A. Chkd.By Date ____ _

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004662

Page 58: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

lab/Office

Interior Survey Data log

004663

Page 59: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD miLLinG CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

-.JECr M/Lb DECOMMt~51/:)N,IN!ir- AbPt-tA AJrolP SrAMMASheetNo. ___ ~ ___ of L/ yelllEI CATION SURVEY fIEL.P PATA SttiiT OF THe: Made By JOG.. Date z/;3 -/8h.3 bAa IOEF'''';; INIE.B-,QB.. ,.q~eAs Chkd. By Date _____ _ •

COfojU,\I;NTS

I..~~p:

Ft...-: Pt.-pate. GW-.EASTWII"LL.

1-"';;":~--I---':"""::"::::"+~4-=;~::'--+-"::::::"-I--':=:'::::-I----I--~--t---t~-,....+---t--,.---t .. , i . ,

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004664

Page 60: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mininG AnD mlLLMnc CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 39b1 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTA ilONS

MI bb DE C OMM , t.i S '0 Ii J N !Ie - Ah pH ~ AN P !icAMMA Sheet NO. ___ Z ____ of __ ~~--~-ye&lflCATION, sURyg:Y flEI...D P&TA SHiiT OF "TNt:: Made By ~ Date 2/13-18/9.3

~~~A~a~/~D~F.~F.~/~C~E~/uN~VE~~~b~~~~~~a~6~A~S~ ______________________ Chkd.By ______ Date _____ __

CO,,",M.ENTS

t-........ 'O'O':";-+'-J.,;:....;;..;,---t-----r=---t--t----............ ---'"--t-f-.;.:...+-~_t_~__T__I~,.;;_+_..;;..;;;;...,..._I 6 n®.,4A.§. I~ ':c ~~~~~~~~~-+~~~~~~~~--._-~~~~~~~~~~~~~~~~~ ID'~~~D6P ARSAS

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004665

Page 61: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

unc mlnlnc Ana miLLinG CHURCHROCK MINE P,O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265·4421

COMPUTATIONS

-.JECT Mlbb De;COMMlei£IPN,INSjr- A!.. Pit A ANI) SrAMMASheetNo. __ .3~ ___ of .1/ yeRIEI C.ATION. SUR" EX fHiL-\:) PATA SkI§§T OF TH€ Made By;.e.. Date 2/13 -18/9.3

loA e /CFAa:;, INTE8,/Q& AIl.£A's Chkd. By Date _____ _

COh\Io4\EWTS

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004666

Page 62: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

. I !::IS TgUM~NTATION

@ t:St:Rl.ltJE ps-;a!6.8S W/AC-3-7!7N2t)'{

• J..tlD/I'1/1180 AND L tI£)/J,ZS/9QZ3 $B£4UNE SAC/'I/Z2I. 7ltZ3tJ/J'D93(St.4 ~)="II.~

COMPUTATIONS t;FF.

eJECT M/bb DEiCOMM IS510NINSfr- 8!..PI-tA AtolD qAMMASheetNo._----:"'I ___ of __ Af ___ -:-_ .s"e~" O~ TH€ MadeBy __ ...;.~~ ___ Date 2/13-18/9..3 ~yaE~R~I£f~'C~A~T~'O~KL_2s~~~R~y~E~y~f~\E~~~p~~DnAT~Ao_~unu~8~~~.~== ___

,/../... jA~ J8~ II OOF.P~~,II~C:.6~'____.J/~"'!2ze~Il..~/!.29.e:./L:_.!:.~~I2.G~A-SL_ ___________ Chkd. By Date ____ _ ,....

A~A 't (~%a) ~i( 0<. (c:;.P~ C.PM ..Q.EM... At<.E:~ 't(~x) ~~ o«(cpM,) CPM D PM

G 100ello\· ID 1.0 HI "t 1.0';' 101' G IOOC ..... a. COh\M. e. NT S 10 Lo- HI c: bO-H I

Y G-LLt> LeI CA~e ""J"a1 liN Go Ilil (# 131 A '::""- S.,.."A4r... IE ~, I~.M (ttl IJI) ! ,

EL 6 -It> S ID-NS' ?tB S11 .el- I" -11./ I:J. ~-/S" 9~S' !1/) SWIPe ~!JA"61(:

G.IIJ 6-~ 8 I / I _Z GW IIJ -1'1 J2- 2 2- z.. IS"': #13(YE./..I.6WCAItE TGsT

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004667

Page 63: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Reference Drawing for Garage, Shops, Warehouse, Laboratories

and Operations Offices Interior Survey Points

004668

Page 64: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Warehouse - Top Floor

Interior Survey Data log

and Reference Drawing

004669

Page 65: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX 3951 P.O. BOX QQ ALBUQUERQUE, NEW MEXICO 87190 GALLUP, NEWMEXICO (505) 265-4421 (505) 722-6651

-.JECT M/bb PECCMM!$!iiION,INCjr- 6!,.PMA Atfp &AMMA Sheet No. __ .:..-__ of_...;3::.... __ _

yert,lfl CATION. SURye;x f\lp_p P&TA SliiST OF THE Made By h!:...- Date,-...;z..:;;,.-...,;,.;;.,,_-f;,.;;3:..-. _

_ Tc!.!:o~P~E:...!:b::J:0!..20~~:.......!lW!!:.AUB:U(;.iL..t:I.H~OllJ..;l S~E."'--.!.LI N~"IE..l..SO:..I&:::'UOlQu:::p=:..........A!:!..l:::F-S<Si<.C&:=s ...... ______ Chkd. By Date ____ _

SoN '-8 7 0- 0 0 0 Fb 6-/2. 67 . \ II!

q ~:3 .3 zz.... Nw 6 '} bS 12- rz... 12- 8'1 ;

MA.S 1- I W!JJ 6? 67 1 :

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s 0 -0 Q 6,S 6 -0 0 ;

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c... ~-'7 5.S' 3'3 3 zz.. Fl 5-12 gS o S'

E.W' 6 - Ib B 3 ''3 .3 zz.. MA~'" 2- NvJ b-/O P,

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3 .3 3

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004670

Page 66: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX 00 GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

~ eJECT Mlle.&.. DE CCMM piS, l) '" 1 N Cjr - Abpt\A.

VEJ!.IEI CAT'ON. sus" EX fICL.D D&XA ,skl§E.T

COMPUTATIONS

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004671

Page 67: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

COMPUTATIONS

-eJECT Mlleb DECOMMt5-S, .. ,.,lINC!r- AbPHA AND &AMMASheetNo. __ -==3~ __ of 3

yeI!.IEIC;AT10ti SURvEY fI!iP_O PATA SHIiET OF n..j£ Made By ~ Date z-13-"13

ill P f ~ooB. w'AI/.,E," t!oose 1"lre.I<.IOg "A~£A.s.. Chkd. By Date ____ _

Ai\EA 'I ~HaJ ~R a<. (c;;p..v GPM ~ AKt;:A "t(~R) %1\ O«CPI"'V CrM ~ 10 LO HI C I-O-H'. C 100<:""'· ID LO- HI c: 1.0";' HI c:: IOOCl"\a COMM.t;NTS

ROON -:W 10 (UI"" J FI- 1/ 68 7 0-3 IS I,;;l- , i

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unc mlnlnc AnD mat-Line CHURCHROCK MINE P.O. BOXOQ

,~LLUP, NEWMEXICO _5) 722-6651

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COMPUTATIONS

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Page 69: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

Other Areas Exterior and Interior Survey Data

• 004674

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unc mininG AnD miLLinG CHUACHAOCK MINE P.O. BOX QQ GALLUP. NEWMEXICO (505) 722-6651

p.O. BOX 3951 ALBUQUERQUE. NEW MEXICO 87190 (505) 265-4421

I hiS TRUMIiNTATION

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Page 71: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

CHURCHROCK MINE P.O. BOX QQ GALLUP, NEWMEXICO (505) 722-6651

P.O. BOX 3951 ALBUQUERQUE, NEW MEXICO 87190 (505) 265-4421

'Hi? T!(UMt:.NTATION

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Page 73: UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL … · UN ITED NUCLEAR CORPORATION CHURCH ROCK MILL SITE FINAL RADIOLOGICAL REPORT ... 2 vestibules, 1 hallway, and 2 main lab areas)

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