ML060960641

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AR 00371248 Report: NRC Questions on Previous Actions with Cw Blowdown Vacuum Breakers
ML060960641
Person / Time
Site: Braidwood  Constellation icon.png
Issue date: 11/04/2005
From:
- No Known Affiliation
To:
Office of Nuclear Reactor Regulation
References
FOIA/PA-2006-0115
Download: ML060960641 (2)


Text

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I, racgc oL iu ro ct (1-gt/0 AR 00371248 Report Aft Fac:

Braidwood AR Type:

CR Status:

COMPLETE Aff Unit:

NA Owed To:

A8930CAP Due Date:

11/04/2005 Aft System:

CW Event Date:

09/08/2005 CR 5/D Disc Date:

09/08/2005 Level/Class:

How H03A Orig Date:

09/08/2005 Discovered:

WR/PIMS AR:

Equip Tag:

Action Request Details

Subject:

NRC QUESTIONS ON PREVIOUS ACTIONS WITH CW BLWDWN VAC BRKRS

==

Description:==

Originator: JOHN M KIJOWSKI Supv Contacted: Dave Gustafson Condition

Description:

During NRC debrief on 8/31/05, there was discussion regarding the CW blowdown vacuum breaker, OCW058, leakage that was identified in May 2005 (Reference IR 336401). A previous root cause was performed for vacuum breaker failures that occurred in 2000. The NRC question is: Subsequent to 0CW058 leakage identified in May 2005, were the root cause actions reviewed for adequacy? If so, what was the conclusion?

Immediate actions taken:

Write IR for Engineering follow up to answer the questions.

Recommended Actions:

Assign an action item (ACIT) to Engineering (A8930TT) to document the response to the questions and also that feedback was provided to the NRC.

Due Date: 10/07/05 What activities, processes, or procedures were involved?

NRC debrief Operable Basis:

Reportable Basis:

SOC Reviewed by: SCOTT D BUTLER 09/08/2005 11:15:24 CDT SOC Comments:

(9/8/05 SB) ATI created as requested.

Assignments Assign #:

01 Assigned To:

Status:

COMPLETE Aft Fac:

Braidwood Prim Grp:

ACAPALL Due Date:

09/13/2005 Assign Type:

TRKG Sec Grp:

Orig Due Date:

Priority:

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AK - ASSignmnenlt KCeOnl C1agc zi o0 -iU Schedule Ref:

Unit Condition:

Subject/Description: NRC QUESTIONS ON PREVIOUS ACTIONS WITH CW BLWDWN VAC BRKR

'Assign #:

02 Assigned To:

VANOJX Status:

COMPLETE Aft Fac:

Braidwood Prim Grp:

A8930TT Due Date:

11/04/2005.

Assign Type:

ACIT Sec Grp:

Orig Due Date: 10/07/2005 Priority:

Schedule Ref:

Unit Condition:

Subject/Description: document the...response to the questions and also that fee http://cccnvd0 I.ccco.con:6 1 23/cap/servlcit/RepoortARServlct l11/30/2005