ML20085M426

LER 76/005:on 760207,during Cold Shutdown,Essential 480-volt Bus 2 Tripped,Causing Trip of Three Circulators.Caused by Electrician Carelessness.Electricians Reminded to Be More Careful

ML20085M426
Person / Time
Site:	Fort Saint Vrain
Issue date:	02/23/1976
From:	Franek W, Swart F PUBLIC SERVICE CO. OF COLORADO
To:	Howard E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20085M429	List: ML20085M426 ML20085M435
References
LER-76-005, LER-76-5, P-76063, NUDOCS 8311080568
Download: ML20085M426 (3)

Text

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i LICENSEE EVENT REP T CONTROL SLOCM:}

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(PLEASE P~lNT ALL REIUIRE3 INF31MATCN)

AME LCENSE NUMBER fvPE o1 101617151 L'l / I I Cl 01-101 Cl dl el Cl-l Cl Cl 141 / I /121e l Inl l !

7 89 14 15 25 26 30 31 3E CATEGOAY TYPE NN 00CxEt NUMDE A EVENT DATE REPORT DATE o 1 CONT l# 101 7 8 LT_1 LLJ lCls toI-Iol21/ol'71 101210171'7I4I I 61212151 FMI 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION BB lDurina en/c/ sbu fc/na>n essenfin/ wad m /f bu.s 4:2. I 7

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'an* Y (AD N,/06 'i c et CCCE COMPONENT CCCE MANUF A VOLATON E lElBI lAI 7 89 10 11 12 IdirlTl6121t1 17 lAI 43 44 Irl cl 0151 47 b/j 48 CAUSE DESCRIPTION 7

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$ I47_  ? /??AJT  ?/ o 'A s ,

I STA  % POWER OTHER STATUS OtSC VERY DISCOVERY DESCAFTCN 1

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lcloloi I I ta_I I are 1 7 8 10 12 13 44 45 46 80 L EO 07 L SE AMCUNT CF ACTMTV LOCATON OF RELEASE EE 7 8 lz) 9 L2g 10 I

11 ye l 44 IsA 45 I

80 PERSONNEL EXPOSURES NUMBER TYPE CESCAFTCN DE 1610101 Lza 1 v /A- I 7 89 11 12 13 80 PERSONNEL INJURIES NUMBER DESCARPTCN H lololol l/v//7 1 7 89 11 12 80 OFFSITE CCNSEGUENCES DE I A//A l OSS. OR DAMAGE TO FActLITY ,

TYPE DESCRIPTON B2 Ltl I w / a ._. I pg g 8311080568 760223 l PDR ADOCK 05000267 DE l' N/M '

i S PDR 1 7 89 80 ADDITIONAL FACTORS DE I N/M i 7 89 80 1 I .

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O. O puhuc senice company of ochade P. O. Box 361, Platteville, Colorado 80651

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@ March 1, 1976

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f- Fort St. Vrain Unit No. 1 s C' P-76063 Nd f/

Mr. E. Morris Howard, Director Nuclear Regulatory Commission Region IV Office of Inspection and Enforcement Suite 1000 Arlington, Texas 76012 REF: Facility Operating License

. No. DPR-34 Docket No. 50-267

Dear Mr. Howard:

Please destroy the Licensee Event Report for Abnormal Occurrence Report No. 50-267/76/05, Final, sent to you on February 23, 1976, and replace it with the attached Licensee Event Report.

There were several errors found in the Licensee Event Report sent to you on February 23, 1976 --- the " Category" blocks were not completed; the " Report Date" was incorrect; and, the last line of the " Event Description" incorrectly indicated Abnormal Occurrence 75/05.

Very truly yours, l

WF .3 Frederic z. swart Superintendent, Nuclear Production Fort St. Vrain Nuclear Generating Station FES/alk cc: Mr. Roger S. Boyd -

2358

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t% EVEN*S AND ABMOlUtAL OCCCRENCE REPOR7 STRfDUTIONS o~ v Number of Cople, e

San Francisco Operations Office ERDA 1333 Broadway Oakland, California 94612 Attn: Manager - - - - - - - - - - - - - - - - - - - - - - - - - - - 2*

Califo rnia Pat ent Group - - - - - - - - - - - - - - - - - - - le Division of Reactor Research and Development ERDA Washington, D.C. 20545 Attn: Director --------------------------1*

Asst. Dir. for Cas Cooled Reactor Projects ---------2*

. Asst. Dir. for Engrg. and Technology ------------1*

Asst. Dir. f o r Reac tor Sa f e ty - - - - - - - - - - - - - - - - 1*

ERDA-SCRPO-SD - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1*

P. O. Box 81325 San Diego, California 92138 Project Engineer ---------------------------1*

ERDA - SCRPO P. O. Box 1446 Canoga Park, California 91304 Address +++ Director -------------------------------1 Lctter ERDA - SCRPO To P. O. Box 1446 Canoga Park, California 91304 Technical Information Center ---------------------3*

ERDA P. O. Box 62 Cak Ridge, Tennessee 37830 Adoress -++ Mr. E. Morris noward, Director ------------------- 1 (copy of Liccascc vent P Letter Region IV, Repot t)

To Office of Inspection & Enforcement Nuclear Regulatory Commission 611 Ryan Plaza Drive Suite 1000 Arlington, Texas 760 2 Director of Nuclear Reactor Regulation ----------------1 (copy of Howard's letter, Attn: Mr. Roger S. Boyd. Directo r mailogram, and Licensee Division of Project Management Event Report) ,

U. S. Nuclear Regulatory Commission v zahington, D.C. 20555 Adaress --+ Office of Information & Program Control - - - - - - - - - - - - - - - - 1 (Original of Licensee P Letter U. S. Nuclear Regalatory Commission Event Report)

To Washington, D.C. 20555 Address +++ John M. Waage, Project Manager --------------------10*

FPLG General Atomic Company Lceter P. O. Box 81608 T:2 San Diego, California 92138 Secretary, NFSC, Belleview ----------------------1 Vice President. Engineering & Planning, 39th Avenue Engineering - - - - 1 Manager of Production (Chairman, NTSC), Belleview - - - - - - - - - - - 1 Director, Quality Assurance - - - - - - - - - - - - - - - - - - - - - - 1 Technical Services Supe rviser - - - - - - - - - - - - - - - - - - - - - 1 Superintendent, Nuclear Production ------------------1 Superintendent, operations ----------------------1 ,

Training Coordinator -------------------------1 PORC Committee ----------------------------1 Technical Services Files -----------------------1 Tr ainin g Rev iew - - - - - - - - - - - - - - - - - - - - - - - - - - - - 6 Se nior Health Phys icis t - - - - - - - - - - - - - - - - - - - - - - - - 1

• Indicates a xerox copy of the letter to *he Director, ERDA-SCRPO, is sent with the copies of the report.