ML060970138

PIF Summary Report (PIF #A1998-04324)

ML060970138
Person / Time
Site:	Braidwood
Issue date:	11/29/2005
From:	- No Known Affiliation
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2006-0115
Download: ML060970138 (4)

Text

1. . ^

- PIF

SUMMARY

REPORT 11/29/05 s

Page 1 of 2 PIF it: /'A1998-0432g)

ORIGINATOR

Title:

CW Blowdown Vacuum Breaker Leak Event Date: 12/04/1998 Event Time: 11:00 AM Discovery Date: 1210411998 Discovery Time: 11:00AM Unit: 00 Unit Mode: v 1  % Power: 100 System: CW EPN: OCW060 Location: OFFSITE OCCURED/DISCOVERED WHILE I ERFORMING:

AR 11: 980127750 WRD: WR TASI It:

SURV #: RWP It QRI/RIN # :

OOS #: PCE # : OTHER #

OTHER DESCRIPTION PROBLEM DESCRIPTION POND OF WATER FOUND ON PROPERTY, WITH STANDING WATER IN ROAD DITCH ALONG SMILEY RD.

KNOWLEDGEABLE PERSONS: joe tidmore IMMEDIATE ACTION TAKEN AR WRITTEN MONDAY AFTER SOUTHERN DIV. PR CONTACTED BY NEIGHBOR. SE SIGHTED LEAKING VACUUM BREAKER FROM THE SOUTH WAS UNAWARE OF THE "POND" TO THE NORTH. CHEMISTRY CONTACTED ENVIORMENTAL SERVICES. AR STATUS CHANGED TO BI DUE TO POSSIBLE RELEASE PERMIT VOLATION.

AR #: 980127750 WRi#: WR TASIf:

TIF/TRIR I: PROCEDURE # ERi#:

HOLD TAG It: REJECT TAG #f:

ORIGINATOR: johnson, david m. EXT: 2478 DEPT: SE ORIGINATED DATE: 12/05/98 SUPERVISOR HOW IT HAPPENED OCWOG0 VACUUM BREAKER FAILED CAUSING VALVE PIT TO FILL UP AND OVERFLOW TO THE GROUND.

WHY IT HAPPENED UNKNOWN

PIF

SUMMARY

REPORT 11/29/05 Page 2 of 2 PROPOSED SOLUTION THIS INCIDENT WAS INITIATED WHEN D.DEMOS WAS CONTACTED ABOUT THE POOLED WATER BY A LOCAL RESIDENT. DEMOS AND D.JOHNSON INVESTIGATED AND NOTED THE POOL WAS LOCATED ON STATION PROPERTY. THERE WAS MINOR PUDDLING IN THE ADJACENT DITCH BUT THIS WATER DID NOT RUN OFF.

ENVIRONMENTAL SERVICES WAS CONSULTED AND SINCE THE PONDED AREA WAS RESTRICTED TO STATION PROPERTY THERE WAS NO NPDES CONCERN. THE BLOWDOWN SYSTEM WAS SHUT DOWN TO ISOLATE THE VACUUM BREAKER AND STOP THE LEAKAGE. WR 980127749 WAS WRITTEN TO REPAIR THE VACUUM BREAKER.

THE WORK WAS PERFORMED OVER THE WEEKEND OF 12/5.

SUPERVISOR: Tidmore, Joseph W. DTE: 12/08/1998 I SHIFT ENGINEER / SRO DESIGNEE REVIEW I Rcportablo: NO Quarantine: NO Operability Assessment: NO Equipment N/A Attachments: NO FFD Concern ? NO Operability:

Prompt NO LOCAR # Entered:

Investigation:

COMMENTS I -

THE STATION RESPONSE TO THIS EVENT WAS EXCELLENT. MAINTENANCE HAD THIS REPAIRED IN -24 HRS. THIS FAILURE HAD PREVENTED THE STATION FROM PERFORMING LIQUID RELEASES.

SHIFlT EN1GINI 13EE / DESIGNEE- Rahrig, Randall L. DATE: 12/08/11998 SHIFT ENGiNEER / DESIGNEE Rahrig, Randall L. DATE: 12/08/1998

TREND REPORT 11/29/05.

Page 1 of 1 Inappropriate PIF Number: A1998-04324 - 1 Action Number:

Title:

CW Blowdown Vacuum Breaker Leak Problem Type: EQ Other

Description:

Human Coded By:

Error Type:

Responsible SE IKey word(s):

Organization:

vacuum breaker, OCW060 HEIA Type:

Inappropriate Action (What):

POND OF WATER FOUND ON PROPERTY, WITH STANDING WATER IN ROAD DITCH ALONG SMILEY RD.

How:

Wily:

Trend Comments:

THE FAILED VACUUM BREAKER RESULTED IN THE LEAKAGE. NOT AN NPDES VIOLATION, TI IE WATER DID NOT RUN OFF OF OUR PROPERTY.

Screening Report 11/29/05 Page 1 of 1 PIF Number: A1998-04324

Title:

CW Blowdown Vacuum Breaker Leak Screening Information Report/Action(s) Required ESC Concurs (ReportabilitylOperability) (All): YES Root Cause Reports:

Operability Documentation Required (OP): NO LER: NO RCR: NO Potential Part 21 (ENG): NO SER: NO TIR: NO ASME Code-related (Maint/OC): NO Apparent Cause Report:

Nonconformance (Maint/QC): NO ACE: - NO Maintenance Rule Functional Failure (ENG) NO Other Reports/Actions:

Resolution Prior to Startup - Mode: NO Part 21: NO Op.Documentation: NO Equipment Performance Info. Exchange (EPIX): NO N.O. Findings: NO NOV Response: NO Station Significant Event Clock Reset ? (OP): NO Outage Critique: NO Out of Tolerance: NO Operator Workaround (OP): NO Issued Closed: YES N.O. Issue: NO Rework (Maint/QC): NO Of (site Review: NO Self Assmnt. Issue: NO Nuclear Operations Notifications (NON) (All): NO Misc. NRC Issue: NO Nuclear Network (OE) (All): NO ASME/NON-Conformance Engr Review: NO Sig Level: CAQ-S Other:

Investigating Dept:

Team Investigation: NO Investigator:

NTS Number: 456-201-98-CAQS03543 Esc Date: 12/09/1998 Final Due Date: Date Closed: 12/09/98 Screening Comments IF WATER BEGINS TO RUN OFF OUR PROPERTY IT'S A NPDES VIOLATION. THIS DID NOT HAPPEN.