ML083530976

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Response to Request for Additional Information: Proposed Alternative ISI-020 Reactor Vessel Weld Examination Extension
ML083530976
Person / Time
Site: Calvert Cliffs Constellation icon.png
Issue date: 12/18/2008
From: Flaherty M
Constellation Energy Group, Nuclear Generation Group
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
TAC MD9773
Download: ML083530976 (1)


Text

Calvert Cliffs Nuclear Power Plant 1650 Calvert Cliffs Parkway Lusby, Maryland 20657 0"':

te latio Y'

Nuclear Generation Group December 18, 2008 U. S. Nuclear Regulatory Commission Washington, DC 20555 ATTENTION:

SUBJECT:

REFERENCES:

Document Control Desk Calvert Cliffs Nuclear Power Plant Unit No. 2; Docket No. 50-318 Response to Request for Additional Information Calvert Cliffs 2: Proposed Alternative ISI-020 Reactor Vessel Weld Examination Extension (TAC No.

MD9773)

(a)

Letter from Mr. M. D. Flaherty (CCNPP) to Document Control Desk (NRC), dated October 1, 2008, Revised Request to Extend the Inservice Inspection Interval for Reactor Vessel Weld Examinations -

Relief Requests (lS I-020 and ISI-021)

(b)

Letter from Mr. D. V. Pickett (NRC) to Mr. J. A. Spina (CCNPP), dated December 5, 2008, Request for Additional Information Rc: Proposed Relief Request ISI-020 for Reactor Vessel Weld Examinations - Calvert Cliffs Nuclear Power Plant, Unit No.2 (TAC No. MD9773)

In Reference (a), we provided Relief Request ISI-020, requesting an alternative from the Code requirements pursuant to 10 CFR 50.55a(a)(3)(i). In Reference (b), the Nuc lear Regulatory Commission staff provided a request for additional information, necessary to complete their review of ISI-020. Our response to Reference (b) is provided in Attachment (1).

Should you have questions regarding this matter, please contact Mr. Jay S. Gaines at (4 10) 495-5219.

Very truly yours,

~D'~~

Mark D. Flaherty Manager-Engineering Services MDF/ALS/bjd

Attachment:

(1)

Response to Request for Additional Information : CCNPP, Unit No.2 Proposed Relief Request ISI-020 cc:

D. V. Pickett, NRC S. J. Collins, NRC Resident Inspector, NRC S. Gray, DNR Safety Program Manager, State of Maryland