ML102850629

Lr - Draft Telecon Summary 06-24-10 Fire Protection and Amps

ML102850629
Person / Time
Site:	Diablo Canyon
Issue date:	06/25/2010
From:	Office of Nuclear Reactor Regulation
To:	Division of License Renewal
References
Download: ML102850629 (6)

Text

DiabloCanyonNPEm Resource From: Ferrer, Nathaniel Sent: Friday, June 25, 2010 1:06 PM To: Grebel, Terence; Soenen, Philippe R Cc: Green, Kimberly; DiabloHearingFile Resource

Subject:

Draft Telecon Summary 06-24-10 Fire Protection and AMPS Attachments: Telecon Summary 06-24-10 Fire Protection and AMPs.doc Terry & Philippe, Attached is a draft of the Teleconference Call Summary from 6/24/2010. Please review and let me know if there are any corrections/changes needed.

Please let me know if you have any questions.

Nathaniel Ferrer Project Manager Division of License Renewal Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission (301)4151045 1

Hearing Identifier: DiabloCanyon_LicenseRenewal_NonPublic Email Number: 1955 Mail Envelope Properties (26E42474DB238C408C94990815A02F090A76B4E29F)

Subject:

Draft Telecon Summary 06-24-10 Fire Protection and AMPS Sent Date: 6/25/2010 1:05:54 PM Received Date: 6/25/2010 1:05:58 PM From: Ferrer, Nathaniel Created By: Nathaniel.Ferrer@nrc.gov Recipients:

"Green, Kimberly" <Kimberly.Green@nrc.gov>

Tracking Status: None "DiabloHearingFile Resource" <DiabloHearingFile.Resource@nrc.gov>

Tracking Status: None "Grebel, Terence" <TLG1@PGE.COM>

Tracking Status: None "Soenen, Philippe R" <PNS3@PGE.COM>

Tracking Status: None Post Office: HQCLSTR01.nrc.gov Files Size Date & Time MESSAGE 408 6/25/2010 1:05:58 PM Telecon Summary 06-24-10 Fire Protection and AMPs.doc 72186 Options Priority: Standard Return Notification: No Reply Requested: No Sensitivity: Normal Expiration Date:

Recipients Received:

LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Nuclear Power Plant, Units 1 and 2

SUMMARY

OF TELEPHONE CONFERENCE CALL HELD ON JUNE 24, 2010, BETWEEN THE U.S. NUCLEAR REGULATORY COMMISSION AND PACIFIC GAS AND ELECTRIC COMPANY CONCERNING DRAFT REQUEST FOR ADDITIONAL INFORMATION RELATED TO THE DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2, LICENSE RENEWAL APPLICATIONAGING MANAGEMENT PROGRAMS The U.S. Nuclear Regulatory Commission (NRC or the staff) and representatives of Pacific Gas and Electric Company (PG&E) held a telephone conference call on June 24, 2010, to obtain clarification on the staffs draft request for additional information (D-RAI) regarding the Diablo Canyon Nuclear Power Plant license renewal application (LRA).

By emails dated June 8, 2010, the staff sent D-RAIs to PG&E regarding aging management programs. PG&E reviewed the information contained therein, and requested a telephone conference call. The telephone conference call was useful in clarifying the intent of the staffs D-RAIs. Enclosure 2 provides discussions on D-RAI for which the applicant requested clarification. No changes to other D-RAIs were necessary as a result of this telephone conference call. Formal RAIs will be issued by a separate letter. provides a listing of the participants.

The applicant had an opportunity to comment on this summary.

Nathaniel Ferrer, Safety Project Manager Projects Branch 2 Division of License Renewal Office of Nuclear Reactor Regulation Docket Nos. 50-275 and 50-323

Enclosures:

As stated cc w/encl: See next page

OFFICE LA:DLR PM:RPB2:DLR BC:RPB2:DLR PM:RPB2:DLR NAME NFerrer DWrona NFerrer DATE / /10 / /10 / /10 / /10 TELEPHONE CONFERENCE CALL DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2 LICENSE RENEWAL APPLICATION LIST OF PARTICIPANTS JUNE 24, 2010 PARTICIPANTS AFFILIATIONS Nate Ferrer U.S. Nuclear Regulatory Commission (NRC)

James Medoff NRC Naeem Iqbal NRC Yogen Garud Argonne National Laboratory (ANL)

Terry Grebel Pacific Gas and Electric Company (PG&E)

Philippe Soenen PG&E Michael Wright PG&E Kyle Duke PG&E Daniel Hardesty PG&E Chalmer Myer Strategic Teaming And Resource Sharing (STARS)

Dave Kunsemiller STARS Enclosure 1

Diablo Canyon Nuclear Power Plant, Units 1 and 2 License Renewal Application Draft Request for Additional Information Fire Protection D-RAI 2.4-1 Section 2.4 of the LRA does not include the following fire barrier and other fire protection components:

• Table 2.4.-1, fire barrier seals

• Table 2.4-3, fire barrier coatings and wraps

• Table 2.4-7, fire barrier coatings

• Table 2.4-8, fire barrier coatings

• Table 2.4-9, fire barrier coatings

• Table 2.4-10, fire barrier seals and fire barrier coatings

• Table 2.4-11, trash racks and traveling screens The staff requests that the applicant verify whether the above fire barrier assemblies and fire protection components are within the scope of license renewal within the identified structure accordance with 10 CFR 54.4(a) and subject to an AMR in accordance with 10 CFR 54.21(a)(1). If they are excluded from the scope of license renewal and not subject to an AMR, the staff requests that the applicant provide justification for the exclusion.

Discussion: For the components of concern for Table 2.4-11, the applicant referred to the staff to LRA Table 2.4-10. The staff agreed that the components were listed within the scope of license renewal within LRA Table 2.4-10. The staff will revise this question as follows. The revised question will be sent as a formal RAI.

RAI 2.4-1 Section 2.4 of the LRA does not include the following fire barrier and other fire protection components:

• Table 2.4.-1, fire barrier seals

• Table 2.4-3, fire barrier coatings and wraps

• Table 2.4-7, fire barrier coatings

• Table 2.4-8, fire barrier coatings

• Table 2.4-9, fire barrier coatings

• Table 2.4-10, fire barrier seals and fire barrier coatings The staff requests that the applicant verify whether the above fire barrier assemblies and fire protection components are within the scope of license renewal within the identified structure accordance with 10 CFR 54.4(a) and subject to an AMR in accordance with 10 CFR 54.21(a)(1). If they are excluded from the scope of license renewal and not subject to an AMR, the staff requests that the applicant provide justification for the exclusion.

Enclosure 2