ML20238E774

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Forwards WCAP-11527, Analysis of Capsule Z from Catawba Unit 1 Reactor Vessel Radiation Surveillance Program, Per Tech Spec 4.4.9.1.2.Plant Tech Specs Considered Conservative for Operation Up to 16 EFPY
ML20238E774
Person / Time
Site: Catawba Duke Energy icon.png
Issue date: 09/01/1987
From: Tucker H
DUKE POWER CO.
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
Shared Package
ML20238E776 List:
References
NUDOCS 8709150194
Download: ML20238E774 (1)


Text

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Duxn POWER Gourm

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P.O. DOx 33180 CIIAftLOTTE, N.C. 28242 II AL II. TUCKER TELEPHONE i

vanenanmen (704) 073-4531

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l Septanber 1,1987.

U. S. Nuclear Regulatory Comnission Attention: Ibctinent Control Desk i

Washington, D. C. 20555 l

l

Subject:

Catawba Nuclear Station

,1 Docket Nos. 50-413 and 50-414 Gentlemen:

Pursuant to Catawba Nuclear Station Technical Specification 4.4.9.1.2, please firvi attached NCAP-ll527, Analysis of Capsule Z from the Duke power Canpany Catawba Unit 1 Reactor Vessel Radiation Surveillance Program. The reactor vessel material irradiation surveillance specinen was renoved and examined to detennine changes in material properties as required by 10 CFR 50, Appendix H in accordance with the schedule in Catawba Technical Specification table 4.4-5.

NCAP-11527 contains the results of the examination. Based on the irradiation test resalts for capsule Z, the plant technical specifications are considered conservative for operation up to 16 effective full power years.

Very truly yours, l

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Hal B. Tucker i

JGT/121/stn Attachment xc: Dr. J. Nelson Grace, Regional Administrator U. S. Nuclear Regulatory Comnission Region II 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323 ids] (TI: IC \\/69i O

l Mr. P. K. Van Doorn NRC Resident Inspector M" *bb Catawba Nuclear Station t

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