ML18219C262

LER 1977-006-00 Concerning Hydraulic Shock & Sway Suppressor (Serial # 11928) Attached to Wrong Pipe

ML18219C262
Person / Time
Site:	Cook
Issue date:	02/18/1977
From:	Jurgensen R Indiana Michigan Power Co
To:	James Keppler NRC/RGN-III
References
LER 1977-006-00
Download: ML18219C262 (5)

Text

NRC FoRM 195 U.S. NUCLEAR REGULATORY CC" '>SSION DOCKET NUMBER (2 76) 50-315 FILE NUMBER NRC DISTRIBUTION FoR PART 50 DOCKET MATERIAL INCIDENT REPORT TO: FROM: DATE OF DOCUMENT Indiana & Michigan Power Company 2/18/77 Mr. J. G." Keppler Bridgman, Michigan DATE RECEIVED R. W. Jur ensen 2/25/77 QNOTOR IZED PROP INPUT FORM NUMBER OF COPIES RECEIVED GALETTE R CIORIGINAL $ 5JNCLASSIFIED

+COPY One signed copy DESCRIPTION ENCLOSURE Ltr. trans the following: Licensee Event Report (RO 50-315/77-06) on 2/4/77 concerning hydraulic shock and sway suppressor being found to be attached to the wrong pxpe. ~ -. ~ .. ~ ~

PLANT NAME: (1-P) (1-P)

Cook Unit No. 1 NOTE: IF PERSONNEL EXPOSURE IS INVOLVED SEND DIRECTLY TO KREGER/J, COLLINS FOR ACTION/INFORMATION 2 28 77 BRANCH CHIEF: Ziemann W 3 CYS FOR ACTION LIC ~ ASST+'. Di. s W CYS ACRS CYS HeROTNC S NT '.

INTERNAL DISTRIBUTION NRC PDR ICE (

MIPC SCHROEDER/IPPOLITO HOUSTON NOVAK/CHECK GRIMES CASE BUTLER HANAUER TEDESCO/MACCARY EISENHUT BAER SHAO VOLLMER/BUNCH KREGER/J COLLINS EXTERNAL DISTRIBUTION CONTROL NUMBE R LPDR0 TIC:

N ~

NRC FORM 196 I2.76)

~ '

~ 4

/ ~ ~

4

~ 4 ~ 04444-

DONALD C. COOK NUCLEAR PLANT P.O. Box 458, Bridgman, Michigan 49106 February 18, 1977

'Regulatory Docket File Mr. J. G. Keppler, Regional Director United States Nuclear Regulatory Comnission Office of Inspection and Enforcement Region III 799 Roosevelt Road Glen Ellyn, IL 60137 Operating License DPR-58 Docket No. 50-315

Dear Mr. Keppler:

Pursuant to the requirements of Appendix A Technical Specifications and the United States Nuclear Regulatory Commission Regulatory Guide 1.16, Revision 4, Section 2.a, the following report is submitted:

RO 50-315/77-06 p~~q+G qgl 5

.W.J ge n Pl ant anager

~4@4 RW J/mj cc: R. S. Hunter J. E. Dolan G. E. Lien R. J. Vollen BPI R. C. Callen MPSC K. R. Baker RO: III R. Walsh, Esq.

P. W. Steketee, Esq.

G. Charnoff, Esq.

G. Olson J. M. Hennigan PNS RC R. S.

"D>'r Dir.,

":Keith 40 copies)

MIPC (4 copies)

'1935

I CONTROL BLOCK:

UCENSEE

~ (P SE PAINT ALL REQUIRED INFORMATION)

LICENSE EVENT UCENSE NUMBER TYPE TYPE NAME

[0D1j M I D C C I 0 0 0 0. 0 00 0 0 A 1 1 1 1 ~01 30 32

~

7 89 14 15 25 26 31 REPORT REPORT RI PORT OATE CATEGORY TYPE SOURCE OOCICET NUMBER EVENT GATE IaaiIcom 0 5 0 0 31 5 0 2 0 4I77 0 2 1 8 7 7 80 7 8 57 58 59 80 61 68 69 74 75 EVENT OESCRIPTION I

~02 7 8 9 7 89 While conductin was found Ioc4I ~seal leakoff line 7 8 9 to surveillance, hydraulic shock and sway suppressor (Serial No. 11928) be from attached f2 to Reactor the wrong Coolant pipe.

Pump rather The snubber than the was seal attached supply to line.

the The 80 80 80 Qp 5 snubber has since been correctly installed.

7 8 9 80 Jog 7 89 PRME COMPONENT COMPONENT BO SYSTEM CAUSE COMPONENT COOE SUPPUER MANUFACTURER COOE COOE

[oa~] ~CJ ~d N A N G 2 R ~A I 2 07 7 8 9 10 11 12 17 43 47 48 CAUSE DESCRIPTION The snubber was improperly installed during plant construction. The two pipes are l0018 7 8 9 80

~oe 2" dia.and are run side by side and easily mistaken.

7 8 9 80

[110]

7 89 80 FACILITY METHOO OF POWER OTHER STATUS OISCOVERY ~ OISCOVERY OESCRIPTION STATUS

~oo o 44 b

45 46 80 7 8 9 10 12 13 FORM OF AMOUNT OF ACTIVITY LOCATION OF RELEASE 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE OESCRIPTION Pcs] ~00 0 .

~Z NA 80 7 8 9 11 .12 13 PERSONNEL INJURIES NUMBER OESCRIPTION

~<< ~oo o 80 7 89 11 12 OFFSITE CONSEQUENCES NA Q)g 80 7 8 9 LOSS OR DAMAGE TO FACIUTY TYPE OESCRIPTION Qg89 Z 10 NA 80 7

PUBLICITY NA 7 8 9 ADDITIONAL FACTORS 7 89. 80 7 89 80 NAME Dav i d G. Mizner PHQNE'1 6465-5901 dl'0 ddt e ddT