ML18110A555

LER 1976-008-00 for St. Lucie Unit 1, Two Female Unions Were Improperly Welded Into the Cooling Lines for LPSI Pumps 1A and 1B

ML18110A555
Person / Time
Site:	Saint Lucie
Issue date:	04/27/1976
From:	Schmidt A D Florida Power & Light Co
To:	Moseley N C NRC/IE, NRC/RGN-II
References
PRN-LI-76-100 LER 1976-008-00
Download: ML18110A555 (6)

Text

U.S.NUCLFAB REGULATORY IISSION H NRC roBM 195 I2-70)NRC DISTRIBUTION FOB PART 60 DOCI(ET MATERIAL'OCKET NUMOER 50-335 FILE NUMBER INCIDENT REPORT TO@LETTER SOB IGINAL QCOPY DESCRIPTION 0 NOTOR IZ E D gUNC LASSIF I ED MR, NORMAN C, MOSELEY PROP INPUT FOAM ENCLOSURE F ROh1: , FLORIDA POWER&LIGHT CO~MXAMI FLORIDA DT DATF OF DOCUMENT 4/27/76 DATE RECEIVED 5/11/76 NUMOE B OF COPIES BFCEIVED ONE SIGNED LTD TRANS THE FOLLOWXNG:

k LICENSEE EVENT RPT, (RO 50-335/76-8)

'ON 3/27/I7"-CONCERNING TWO FEMALE UNIONS WHICH WERE IMPROPERLY WELDED INTO'OOLI(G'LINES FOR LPSI PUMPS 1A'&1B DURING.POST CORE PREOPERAT-IOQAL TESTINGS PLANT NAME: ST.LUCIE 81 ACKNOWLEDGED BO.NOT RZ~OVE'NOTE'.IK'ERSONNEL EXPOSURE XS INVOLVED SEND DIRECTLY TO KREGER/J.COLLINS SAFETY BRANCH CHIEF: W 3 CYS FOR ACTION LXC.ASST:~W/CZS ACRS CYS HOLDXNG/ZXEMANN DIGGS ENT TO LA'OR ACTION/INFORMATION ENVIRO 6 RJL~DEFILE NRC PDR I&E 2 SCHROEDER/XPPOLXTO Qg 3 NOVAK~CHECK ag~ir.Sg~WEN:ER Xh SE INTERNAL D ISTRI BUTION 8 TL~DHSCO lfACCA QQ, EN BAER SHAO VOLLHER/BUNCII KREGE~R~~OL NS EXTERNAL DISTRIBUTION CONTROL'UMBER TXC NSXC 4659 Nor.FnBM inn Iv.>I I 0 C t tl~f~q$g h i q L f r%.1 I 1 g*I h i r t t I~~I t r~~4$8~Y r I~A 4 FLORIDA POWER&LIGHT COMPANY April 27, 1976 PRN-LI-76-100 Mr.Norman C.Moseley, Director, Region II Office of Inspection and Enforcement U.S.Nuclear Regulatory Commission 230 Peachtree Street, N.W., Suite 818 Atlanta, Georgia 30303

Dear Mr.Moseley:

REPORTABLE OCCURRENCE 335-76-8 ST.LUCIE UNIT 1 DATE OF OCCURRENCE:

MARCH 27, 1976 Ilfgg(~8 o O~<C0~~cg'O<6 IMPROPER WELDING The attached Licensee Event Report is being submitted in accordance with Technical Specification 6.9 to provide 30-day notification of the subject occurrence.

Very truly yours, D.Schmidt Vice President Power Resources MAS/cpc Attachment cc: Jack R.Newman, Esquire Director, Office of Inspection Director, Office of Management, Program Control (3)f~9 et g//~97 and Enforcement (30)Information and HELPING BUILD FLORIDA

[oa~]F L 7 89 CONTROL BLOCK: 1 UCENSEE NAME SLS10 14 15 EVENT TYPE UCENSE TYPE*UCENSE NUMBER 0-0 0 0 0 0-0 0 4 25 26 11 11~03 30 31 32 LICENSEE EVENT REPORT LEASE PRINT ALL REQUIRED INFORMATION) 6 REPORT REPORT CATEGORY TYPE SOURCC[oOgcom~L 1, 7 8 57 58 59 60 EVENT OESCRIPTION

[oaf On March 27, durin DOCKET NUMBER EVENT DATE REPORT DATE p 5p-p 335 03 27 76 04 27 76 61 68 69 74 75 80 ost-core reo erational testin , two female unions 7 8 9 80 toD3]were improperly welded into the cooling lines for LPSX pumps lA and 1B.7 89 toa4]The welding was not performed in accordance with Criterion XX of 7 8 9[oas]A endix B to 10 CFR.Part 50.The following discrepancies were found 7 8 9 Qp 8 during Quality Control surveillance on March 28: (1)the welding 80 80 80 7 8 9 FAME SYSTEM CAUSE COMPONENT CODE CODE COMPONENT CODE SUPPUER~07[wWBJ~A P I P E x x A 7 8 9 10 11 12 17 43 CAUSE OESCRIPTION The lant work order used for this COMPONENT MANUFACTURER I 0 7 5 44 47 N ob did not include weldin and non-.80 7 89 FACIUTY STATUS%POWER Qg~B~oo o 7 8 9 10 12 13 FORM OF ACTIVITY COATENT RELEASEO OF RELEASE AMOUNT OF ACTIVITY Qg z z NA 7 8 9 10 11 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION

~<o~00 0 Z 7 8 9 11 12 13 PERSONNEL INJURIES NUMBER DESCRIPTION

~~oo o 7 89 11 12 OTHER STATUS NA PRPP~LE CONSEQUENCES METHOD OF DISCOVERY 44 45 46 44 45 NA NA NA DISCOVERY DESCRIPTION ualit Control Surveillance'OCATION OF RELEASE NA 7 8 9 Qg destructive testin instructions.

Quality Control review of the work 7 8 9 ,Qg order did not result in a re uest for additional welding information.

80 80 80 80 80 80 80 7 8 9 LOSS OR OAMAGE TO FACILITY TYPE DESCRIPTION

[re[z 7 89 10 PUBLICITY 7 89 NA NA 80 80.80 AOOITIONAL FACTORS*~18 See Pa e Two for continuation of Event: and Cause Descriptions.

7 89 80 7 89 M.A.Schoppman PHONE.3 05/552-3779 80 CPO ddl~dd7 REPORTABLE OCCURRENCE 335-76-8 LICENSEE EVENT REPORT PAGE TWO Event Descri tion (continued) procedure was not, qualified, (2)the welder was not qualified, and (3)non-destructive testing (NDT)was not performed.

Corrective action was to have a qualified welder cut out and replace the unions according to a qualified procedure, after which the required NDT was conducted.

The unions were 3/4 inch steel replacement female unions, Ingersoll-Rand P/N 8, on Drawing V-8x21AL 32lx7-A.This was the first occurrence of this type.(335-76-8).

Cause Descri tion (continued)

Followup corrective action includes a training program to qualify maintenance personnel according to ANSI welding standards and to have Quality Control surveillance precede welding in the future.

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