ML19095A755

Forwarding Abnormal Occurrence Report No. AO-S1-75-11

ML19095A755
Person / Time
Site:	Surry
Issue date:	04/28/1975
From:	Stallings C Virginia Electric & Power Co (VEPCO)
To:	Moseley N NRC/RGN-II
References
Serial No. 512 LER 1975-011
Download: ML19095A755 (2)

Text

VIRGINIA ELECTRIC .A.ND POWER COMPANY RIOHMOND, VIRGINIA. 23261 April 28~* 197S:

Regulatory Docket File Mr. Norman.C. Moseley, Director Serial No *. 512 Office of Inspection and Enforcement PO&J:!1/JTB:clw United States Nuclear Regulatory Conunission Region II - Suite.818 Docket Nos. 50-280 230 Peachtree Street, Northwest License Nos. DPR-32 Atlanta, Georgia 30303

Dear Mr. Moseley:

Pursuant to Surry Power Station Technical Specification 6.6.B.1, the Virginia Electric and Power Company hereby submits forty (40) copies of Abnormal Occurrence Report No, Ao...:sl-75-:11.

The substance of this report has been reviewed by.the Station Nuclear Safety and Operating Conunittee and will be placed on the agenda for the next meeting of the System Nuclear Safety and Operating Conunittee.

Very truly y o u ~

C. llings

~e President-Power Supply and Production Operations ... ***"'*-* -:-:.. *:**-..,:,::,

, ~* .

Enclosures 40 copies of Ao...:sl-7 5-:11 cc: Mr. K. R. Goller Mr. Bryce P. Schofield Director, Bureau of Industrial Hygiene

LICENSEE EVENT REPOR. AO-Sl-75-11

~ CGNrROL s LO c K : 1. . . *!__._---I...___.__I___,___.____, [PLEASE PRINT ALL REQUIRED INFORMATION) 1 6 LICENSEE LICENSE EVENT NAME LICENSE NUMBER TYPE TYPE

@El Iv IA Is I P I sI 1411 15 I OI ol-10 I O I O I O I O1-1 oj~J 25 I264 I 1 I 1 I 1 I o30I I31o I 321 l 7 8 9 REPORT REPORT CATEGORY TYPE SOURCE DOCKET NUMBER EVENT DATE REPORT DATE

@IDcoN'T IP I ol L!J L!J l Oj SI 01-10 12 Is 1 0 I lol4lll6l7ls IOl412j3j7j5I 7 8 57 58 59 60 61 68 69 74 75 BO EVENT DESCRIPTION lli@J !During normal operation a "pinhole" leak developed in the recirculation line on 7 8 9 80

@:el I charging pump 2-CH-P-lC, causing the Ventilation Vent sampler to alarm. This I 7 8 9 80

~ I resulted in an unplanned release of radioactive material from the site. The leak 7 8 9 80 I

@m !was isolated three minutes after the alarm occurred. AO-Sl-75-11 I

7 8 9 80

[ill]

7 8 9 PRIME 80 SYSTEM CAUSE COMPONENT COMPONENT CODE CODE COMPONENT CODE SUPPLIER MANUFACTURER VIOLATION

@El IPI cl ~ !PlllPI Ejx jxj L.!iJ I zI 9 9 1 9 I ~

7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION

@:@]IA two inch stainless steel line (Type A312-TP304) developed a small pinhole leak at 7 8 9 80 I

lolsl I a weld causing the leakage of radioactive liquid.

I 7 8 9 80

[illi 7 8 9 80 FACILITY METHOD OF STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION EE] Lu I 1 I OI O12I N/A ~

45 N/A 4~6-------------------8...JO 7 8 9 10 13 44 FORM OF ACTIVITY CONTENT rn RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE rnJ L1LJ I Undetermined I !Aux. Bldg. Vent to Atmosphere 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION IIel I 010 I 0.1 ~ N/A 7 8 9 11 12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION EE]B 9I oj 7 olo 11 I 1';:;-2_ _ _ ___; N/A _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ___.180 OFFS/TE CONSEQUENCES

[ill] N/A 7 8 9 BO LOSS OR DAMAGE TO FACILITY TYPE DESCRIPTION

[ili] ~ N/A 7 8 9 10 80 PUBLICITY GB N/A 7 8 9 80 ADDITIONAL FACTORS

~ I Supplementary report will follow.

7 B 9 80

[iliJ 7 89~------------------------------------------8~0 NAME: E. M. Sweeney, Jr. PHONE:_(s_o_4_)_3_57_-_3_1_8_4 GPO 881°667