0CAN029208, 1991 Occupational Exposure Data Rept

1991 Occupational Exposure Data Rept

ML20090B882
Person / Time
Site:	Arkansas Nuclear
Issue date:	12/31/1991
From:	James Fisicaro ENTERGY OPERATIONS, INC.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
0CAN029208, CAN29208, NUDOCS 9203040117
Download: ML20090B882 (5)

Text

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', Operations February 28, 1992 OCAN029208 U. S. Nucicar Regulatory Conenission Doctunent Control Desk Mail Station F1-137 Washington, DC 20555

Subject:

Arkansas Nuclear One - Units 1 and 2 Docket Nos. 50-313 & 50-368 License Nos. DPR-51 & NFP-6 1991 Occupational Exposure Data Report Gentlement in accordince with ANO-1 Technical Specification 6.12.2.2, ANO-2 Technical 3pecification 6.9.1.5.a. and 10CFR20.407, the 1991 Occupational Exposure Data Report is included in the following atte,chments.

Attachment A -

Personnel Exposure and Monitoring Report, 1991 (Regulatory Guide 1.16)

Attachment B -

Description of Special Maintenance resulting in notable personnel exposure (Regulatory Guide 1.16)

Attachment C - Annual Whole Body Exposure Statistics (10CFR20.407)

Please contact me (501-964-8601) if you have any questions regarding this submittal.

Very truly yours, ppd .hYn-w James . Fisicaro Director, Licensing JJF/SAB/mmg attachments n

D o.su,3tfc n d m i

I 9203040117 911231 r PDR ADOCK 05000313 R PDR

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U. S. NRC

. February 28, 1992

, Page 2 l

cc Mr. Robert Martin U. S. Nuclear Regulatory Commission Region IV 611 Ryan Plaza Drive. Suite 400 Arlington. TX 76011-8064 NRC Senior Resident inspector Arkansas Nuclear One - ANO-1 & 2 Number 1. Nuclear Plant Road Russellville. AR 72801 Mr. Thomas W. Alexion NRR Project Manager. Region IV/AND-1 U. 5. Nuclear Regulatory Commission NRR Mail Stop 13-11-3 One White Flint North 11555 Rockville Pike Rockv111c, Maryland 20852

-Ms. Sheri Peterson NRR Project Manager, Region IV/nNo-2 U. S. Nuclear Regulatory Commission NRR Mall Stop 13-11-3 One White Filnt North 11555 Rockville Pike Rockville. Maryland 20852

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4 s Attachment to OCAN029208 Page 1 ATTACHMENT A  ;

PERSONNEL EXPOSURE AND MONITORING REPORT. 1991

( Annual Operating Report Reg. Guide 1.16)

TOTAL MAN-REM  !

__ NUMBER OF PERSONNEL (>100 mrem)

STATION UTILITY CONTRACT STATION UTILITY CONTRACT WORK & JOH FUNCTION EMPLOYEES EMPLOYEES Reactor Operation & Surv.

Supervisory Personnel 1 0 0 .235 0 0 Health Physics Personnel 48 0 16 9.011 0 2.969 Operations Personnel 41 0 0 8.537 0 0 Maintenance Personnel 3 0 12 954 0 2.377 Engineering Personnel 2 0 6 .671 0 1.397 Routine Maintenance Supervisory Personnel 0 0 0 0 0 0 Health Physics Personnel 19 0 56 3.040 0 12.419 Operations Personnel 11 0 0 1.791 0 0 Maintenance Personnel 78 0 167 14.245 0 34.107 l Engineering Personnel 1 0 3 .112 0 ,725 Iri-service Inspection Supervisory Personnel 0 0 1 0 0 .400 ,

Health Physics Personnel 1 0 3 .105 0 .395 l Operations Personnel 0 0 0 0 0 0 Maintenance Personnel 1 0 37 .165 0 8.618  !

Engineering Personnel 2 0 14 .433 0 6.470 Special Maintenance Supervisory Personnel 6 0 3 1.334 0 1.625 Health Physics Personnel 31 0 54 9.910 0 17.658 Operations Personnel 2 0 1 .275 0 .215 Maintenance Personnel 69 2 187 18.727 .385 55.542 Engineering Personnel 3 0 17 420 0 3.939 Waste Processing Supervisory Personnel 0 0 0 0 0 0 Health Physics-Persont.el 18 0 18 5.410 0 3.292 Operations Personnci 0 0 0 0 0 0 Maintenance Personnel 0 0 1 0 0 .273 Engineering Personnel 0 0 0 0 0 0 Refueling Supervisory Personnel 1 0 2 .135 0 1 080 Health Physics; Personnel 18 0 31 3.680 0 5.920 Operations Personnel 2 0 0 .290 0 0 Maintenance Personnel 9 0 71 1.954 0 21.299 Engineering Personnel 0 0 3 0 0 .905 i TOTALS Supervisory Personnel 7 0 4 1.704 0 3.105 Health Physics Personnel 68 0 108 31.156 0 42.653 Operations Personnel -46 0 1 10.893 0 .215

-Maintenance Personnel 114 2 362 36.045 .385 122.216

-Engineering Personnel 6 0- 34 1.636 0 13.436 GRAND TOTALS 241 2 509 81.434 .385 181.625 An Individual and his exposure are included in only those categories in which he received more than 100 millirem. The total actual collective dose for personnel working at Arkansas Nuclear one during 1991 was 351.285 man-rem.

Attachment to:

OCAN029208 page 2 ATTACitMENT B DESC'llPTION OF SPECI AL MAINTENANCE l'ERSONNEL EXPOSURE AND MONITORING REPORT, 1991 (Annual Operating Report Reg. Guide 1.16)

Unit 1 special maintonatice result ilig in significatit personnel exposure included

- replacing make-up pump rotating asseinbly and mechanical seals.

- replacing ACW carbon steel piping with stainless,

- replacing valve RC-1002A,

- upgrading ICW hangers and supports.

- correcting 150 update discrepancies.

- installing service water drains on lube oil coolers, arid

- installing new expansion leops and supports foi 11, purge system and replacing T-42 drain line.

Unit 2 special maintenance resulting in sigtilf icant personnel exposure included:

- modifications to charging pumps.

- removing crud traps f rom valve 2SI-l')A & C.

- repairs and replacements to valve.

- modifications to hanger.

- repairs to LPSI pumps.

- rebuild and replace reactor coolant pump seals.

- chemically clean and repair letdown heat exch3nger.

- installing LPS1 piping, valves and supports, *ind

- installing temperature elcments, steam generator tube work, steam generator sludge lancing and excore detector replacement.

[. , ..

Attachment to OCAN029208 Page 3 o

ATTACHMENT C ANNUAL W110LE BODY EXPOSURE STATISTICS, 1991 ANNUAL DOSE RANGES NUMBER OF INDIVIDUALS (REM) IN EACH RANGE NO MEASURABLE EXPOSURE 1547 HEASURABLT EXPOSURE LESS TilAN .100 1164

.100 - .250 425

.250 - .500 288

.500 - .750 114

.750 - 1.0 43 1.0 -

2.0 30 2.0 -

3.0 0 3.0 -

4.0 0 4.0 - 5.0 0

'- 5.0 -

6.0- 0 6.0 -

7.0 0 7.0 - 8.0 0 8.0 - 9.0 . 0 9.0 - 10.0 0 10.0 - 11.0 0 11.0 - 12.0 0 12.0 + 0 NUMBER OF INDIVIDUALS. REPORTED = 3611 The above informat ton is submitted for the total number of Individuals for whom personnel monitoring was (check one):

Required under 10 CFR 20.202(a) or 10 CFR 34.33(a) during the calendar year.

X Provided during the calendar year.

• Individual values exactly equal-to the values separating exposure ranges are reported in the higher range.

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