ML070780416

CR-PNP-1990-09249, Torus Containment Shell One Area of Pitting Exceeding Acceptance Criteria of .066 Inches Base Depth

ML070780416
Person / Time
Site:	Pilgrim
Issue date:	05/22/1999
From:	Entergy Nuclear Generation Co
To:	Office of Nuclear Reactor Regulation
References
CR-PNP-1999-09249
Download: ML070780416 (4)

Text

Originator: CONVERTED DATA Originator Phone: 0 Originator Group: CONVERTED DATA Operability Required: N Reportability Required: N Supervisor Name: CONVERTED DATA Discovered Date: 05/22/1999 0O:OO Initiated Date: 05/22/ 1999 0O:OO Condition

Description:

DURING UNDERWATER INSPECTION OF THE TORUS CONTAINMENT SHELL ONE AREA OF PITTING CORROSION EXCEEDS THE ACCEPTANCE CRITERIA OF .066 INCHES BASE DEPTH IN BAY #3 (NCR99-05)

Immediate Action

Description:

Suggested Action

Description:

EQUIPMENT:

Tag Name Tag Suffix Name Component Code Process System Code 50 REFERENCE ITEMS:

Type Code Description CONVERTED PR PR.99.9249 TRENDING (For Reference Purposes Only):

Trend Type Trend Code KEYWORDS MAINT RULE

I I I 1 I Entw I ADMIN CR-PNP-1999-09249 Initiated Date: 5/22/1999 0:OO Owner Group :Regulatory & Industry Affairs Staff Current

Contact:

SCREENING TEAM Current Significance: C - CORRECTION Closed by: SCREENING TEAM 5/29/1999 0:OO Summary

Description:

DURING UNDERWATER INSPECTION OF THE TORUS CONTAINMENT SHELL ONE AREA OF PITTING CORROSION EXCEEDS THE ACCEPTANCE CRITERIA OF .066 INCHES BASE DEPTH IN BAY #3 (NCR99-05)

Remarks

Description:

PR=EF CONTAINMENT TP99-010 NCR 99-05 MR19701280 CORROSION Closure

Description:

SEE EVALUATION RESPONSE.

Ent4qg-y ASSIGNMENTS CR-PNP-1999-09249 0512311999 0O:OO

Entwm I CORRECTIVE ACTION I CR-PNP-1999-09249 CA Number: 1

- - - _- - ,~

i

__-- __l___l._ ~ _I----

Group I Name Assigned By: Regulatory & Industry Affairs Staff BRENNION, S .

Assigned To: Regulatory & Industry Affairs Staff Ellis,Douglas W Subassigned To :

Originated By: BRENNION, S. 5/22/1999 0O:OO:OO Performed By: ELLIS, D. 5/25/1999 0O:OO:OO Subperformed By:

Approved By:

Closed By: BRENNION, S . 5/25/1999 0O:OO:OO

~ ~ ~

Current Due Date: 05/30/1999 Initial Due Date: 05/30/1999 CA Type: GENERAL Plant Constraint: NONE CA

Description:

CONDUCT A 10CFR50.73REPORTABILITY REVIEW

Response

CONVERTED DATA Subresponse :

Closure Comments:

MEMO DOCUMENTING RESULTS OF REPORTABILITY REVIEW

[05/25/99; S. BRENNION]

A 10CFR50.73Reportability Evaluation has been performed for the condition involving pitting of Torus shell described in PR99.9249.00 resulting in a determination of NOT REPORTABLE under 10CFR50.73 (a)(2)(i), (v), and (vii) as well as (a)(2)(ii)