ML20154R573

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Application to Amend License NPF-37,revising Tech Specs Re Measurement Range of Triaxial Acceleration Sensors in Seismic Monitoring Sys.Significant Hazards Consideration Encl.Fee Paid
ML20154R573
Person / Time
Site: Byron Constellation icon.png
Issue date: 03/18/1986
From: Ainger K
COMMONWEALTH EDISON CO.
To: Harold Denton
Office of Nuclear Reactor Regulation
Shared Package
ML20154R577 List:
References
1429K, NUDOCS 8603310089
Download: ML20154R573 (2)


Text

3 x Commonwealth Edison O ) One First National Plaza. CNcago, lHinois C'

Address Reply to. Post Office Box 767

(

Chicago Ilknois 60690 March 10, 1986 Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, DC 20555 l

Subject:

Byron Station Units 1 and 2 Application for Amendment to Facility Operating License NPF-37, Appendix A, Technical Specifications NRC Docket NOs. 50-454 and 50-455

Dear Mr. Denton:

Pursuant to 10 CFR 50.90, Commonwealth Edison proposes to amend Appendix A, Technical Specifications, to Facility Operating License NPF-37.

The proposed change, which involves a revision to the measurement range of the triaxial acceleration sensors in the seismic monitoring system,'is contained in Attachment A.

l i

The reasons for the proposed change are discussed in Attachment B.

The proposed change has received both on-site and off-site review and approval. We have reviewed this proposed amendment in accordance with 10 CFR 50.92(c) and determined that no significant hazards considerations exist.

Our review is documented in Attachment C.

If this proposed change to the Byron Technical Specifications is found acceptable, we request the same change be made to the measurement range of the triaxial acceleration sensors listed in the current draft of the Braidwood Technical Specifications.

Commonwealth Edison is notifying the State of Illinois of our application for'this amendment by transmitting a copy of this letter and its attachments to the designated State Official.

I hI 8 k.

B603310089 860318 PDR ADOCK 05000454 lfp

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H. R. Denton March 18, 1986 In accordance with 10 CFR 170, a fee remittance in the amount of -

$150.00 is enclosed.

Please direct any questions you may have regarding this matter to this office.

Three (3) signed originals and thirty-seven (37) copies of this-letter and its attachments are provided for your use.

Very truly yours, K. A. Ainger Nuclear Licensing Administrator im Attachments (A): Proposed Technical Specification Change (B): Reasons for Proposed Change (C): Evaluation of Significant Hazards Consideration

Enclosure:

Fee Remittance l

ec: Byron Resident Inspector L. N. Olshan - NRR M. C. Parker - State of Ill.

SUBSCRIBED AND S to befo e th)s day of dieA

, 1986 Abr

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Notary Public 1429K

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