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MONTHYEARML20138B1151985-10-0808 October 1985 Proposes Schedule of Proposed Implementation of QA Guidance Provided by Generic Ltr 85-06.Implementation Schedule Will Not Occur During 1986 Refueling Outages Project stage: Other ML17251B1341986-09-17017 September 1986 Topical Rept Evaluation of WCAP-10858, ATWS Mitigation Sys Actuation Circuitry (AMSAC) Generic Design Package. Generic Design Meets Requirements of 10CFR50.62 Project stage: Other ML20210G6001986-09-22022 September 1986 Forwards Safety Evaluation of WCAP-10858, ATWS Mitigating Sys Actuation Circuitry Generic Design Package. Generic Design acceptable.Plant-specific Details Needed to Conform w/10CFR50.62.Schedule for Addressing Concerns Requested Project stage: Approval ML20215L4151986-10-21021 October 1986 Responds to NRC Re SER on ATWS Mitigating Sys Actuation Circuitry Generic Design Package.Final Design Description Will Be Submitted by 870123 Project stage: Other ML20212K1201987-01-23023 January 1987 Final Design Description,Atws Mitigation Sys Actuation Circuitry Project stage: Other ML20212K1091987-01-23023 January 1987 Forwards Final Design Description,Atws Mitigation Sys Actuation Circuitry, in Response to Request for plant- Specific Design Features Contained in Ser.Nrc Review Requested by 870501 in Order to Meet Proposed Schedule Project stage: Request ML20212D6761987-02-27027 February 1987 Forwards Request for Addl Info Re ATWS Mitigation Sys Actuation Circuitry to Complete Review of 870123 Submittal, Atws/Amsac Design Description. Response Requested within 45 Days Project stage: RAI ML20215H8411987-06-17017 June 1987 Forwards Request for Addl Info Re Util 870123 & 0409 Submittals Concerning ATWS Mitigation Sys Actuation Circuitry.Response Requested within 30 Days of Ltr Project stage: RAI ML20215G9321987-06-18018 June 1987 Forwards Responses to Questions Re ATWS Mitigating Sys Actuation Circuitry (AMSAC) Design,Per 870617 Request Project stage: Other ML20236A5021987-10-13013 October 1987 Forwards Request for Addl Info Re ATWS Mitigation Sys Actuation Circuitry Design at Plants,Per 871005 Telcon. Response Requested within 30 Days of Ltr Project stage: RAI ML20236A1661987-10-20020 October 1987 Forwards Response to Request for Addl Info Re Util ATWS Design in Response to NRC .Turbine Trip Variable Time Delay Will Be Deleted from Logic Diagrams Submitted to NRC & Designs Will Be Maintained in Original Status Project stage: Request ML20236M9631987-11-0606 November 1987 Safety Evaluation Accepting Util Proposed ATWS Mitigating Sys Actuation Circuitry for Facilities,Per 10CFR50.62(c)(1) & Pending Final Resolution of Tech Spec Issue Project stage: Approval ML20236M9281987-11-0606 November 1987 Forwards SER Accepting Util Proposed ATWS Mitigating Sys Actuation Circuitry for Facilities,Per 10CFR50.62(c)(1) & Pending Final Resolution of Tech Spec Issue.Util Recommended to Proceed W/Installation as Scheduled Project stage: Approval 1987-10-13
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t 10 CFR 50.62 DUKE POWER GOMPANY P.O. box 33189 CHARLOTTE, N.C. 28242 HALH. TUCKER TELzenown vaca ressmaw?
(704) 373-4531 wees.aan renoverson January 23, 1987 s
U. S. Nuclear Regulatory Commission 3
Attention: Document Control Desk
. Washington, D. C.
20555
Subject:
Catawba Nuclear Station Docket Nos. 50-413 and 50-414 McGuire Nuclear Station Docket Nos. 50-369 and 50-370 ATWS/AMSAC Design Description
Dear Sir:
Attached is the Final Design Description for the "ATWS Mitigation Actuation Circuitry (AMSAC)" System for McGuire and Catawba Nuclear Stations. This submittal
. is in response to the request for plant specific design features contained in the Safety Evaluation Reports for each station transmitted by your letters of September 22, 1986.
We request that the NRC review of this submittal be completed by May 1,1987, in order for us to meet our proposed implementation schedule. Any questions can be directed through normal Licensing channels.
I Very truly yours,
,J4f e Hal B. Tucker LTP/09/sbn Attachment l
l xc:
Dr. J. Nelson Grace, Regional Administrator l
U. S. Nuclear Regulatory Commission Region II 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323 NRC Resident Inspector Catawba Nuclear Station 8701280504 870123 PDR ADOCK 05000413 12)
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