ML17252A256

Transmittal of Reportable Occurrence Report No. 50-249/1976-27

ML17252A256
Person / Time
Site:	Dresden
Issue date:	11/08/1976
From:	Stephenson B Commonwealth Edison Co
To:	James Keppler NRC/RGN-III
References
BBS Ltr. #76-785 50-249/1976-27
Download: ML17252A256 (3)

Text

---:-:;.-. _ _, -e Commonwealtldison Dresden Nuclear Power Station R.R. #1 Morris, Illinois 60450 Telephone 815/942-2920 BBS Ltr. 1176-785 November 8, 1976

• Mr. James G. Keppler, Regional Director Directorate of Regulatory Operations - Region III U. S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137 Enclosed please find Reportable Occurrence rep.ort number 507'z°4.g{i_976-27.

This re~:ort is being ~ubmitted to your office in acc;:ordance with' the Dresden Nuclear'Power Station Technical Specifications, Section 6.6.B.

• ~°M~

J~. B~ Stephenson

f.

~tation Superintendent Dresden Nuclear Power Station BBS :jo Enclosure cc:

Director of Inspection & Enforcement Director of Management Information & Program Control File/NRC NOV 1 o 1976

• .ICENSEE EVENT CqlNTROL BLOCK: I I I I I. I 1

1 _ __..~....__.__.___,_~6 REPORT**

[PL.E PRINT ALL REQUIRED INFORMATION)

LICENSEE NAME

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B 9 14 LICENSE NUMBER 10101-10101010101-10101 15 25 REPORT SOURCE DOCKET NUMBER LICENSE TYPE 14 I I I t I f I I I 26 30 EVENT *DATE EVENT TYPE 10131 31 32 REPORT DATE lhJ lOl5IOl~IOl214lql l!IOIOl9*17101 I l I I Io l;g-111 t, I 60 61 6B 69 74 75

. 80 EVENT DESCRIPTION

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'R.OUT1NG suRv£11-.1-ANC£ T£sT1NG-1 srx ecsw pump VAULT 'PEAJE"- I 7

B 9 BO 10131 ITRAllONs EXHIBITEf? DETEc..TABL£ LEAKAG-~* WHEN PRESSU~l2ED Ac:;

}?£-I 7. 8 9 BO lol41 I QUI R£j) ey TECH s PECS a A J..,(HqlJG-H "THES P£NclR.krtONS LEAl<£D Wl1E.AI I 7

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• 10 11 12 17 CAUSE DESCRIPTION PRIME COMPONENT*

SUPPLIER

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COMPOll!ENT MANUFACTURER 121'},q.,q, 44 47 VIOLATION LYJ 48 lolsl I TH£ PENETRATION SE!tL F/1.tLUR.ES W£f<£ ATTR/8l>TED TO OPERADo.N'ALJ 7

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• • 7 8 9 METHOD OF FACILITY

• STATUS

'J6 POWER OTHER STATUS DISCOVERY EEl I.HJ Io I o I o I......___.N._'.A __

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8 9

1.0 12 13 44

• 45 FORM OF ACTIVITY CONTENT rn RELEASED

• OF RELEASE All,10UNT OF ACTIVITY

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10 11 44 45 PERSONNEL EXPOSURES NUMBER.

TYPE DESCRIPTION IT@ 1010101 ~

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. PERSONNEL INJURIES NUMBER DESCRIPTION EEJ 10 Id I 01 Nit.

7 8 9.

11 12 OFFSITE CONSEQUENCES

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M 7

B' 9 LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION

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7 8 9 10 PUBLICITY (SE£ ATT1lCH"ED SH£ DISCOVERY DESCRIPTION I

Nit 46

-. LOCATION OF RELEASE NA 80 80 80 80 BO 80 BO.

80 E01--__

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7 8 9 80 ADDITIONAL FACTORS

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8 9 80

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8 9 80 NAME: _ _,s.... *

...;..T_£__;..~_£_N_..;...w_._J.f_A_R-'-'R'-l_s ______ PHONE: £x-r. J.'5' GPO 881

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EYENT DESCRIPTION (Continued)

..,~ac.tuaL:f:looding cond4:t-'ions;

• Similar* leak* test failures have occurred in. the

• pasL (50_:249/1976-27)

CAUSE DESCRIPTION (Continued) exhibited zero leakage;** No further action was indicated.

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