Letter Sequence Other |
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Results
Other: 05000267/LER-1987-015, :on 870612,loop Shutdown Occurred Due to Movement of Interlock Sequence Switch from Low Power to Power Position,Followed by Turbine Trip & Reactor Scram. Caused by Improper Grounding Configuration, ML20128H167, ML20137L893, ML20155K294, ML20203F546, ML20203L272, ML20206G222, ML20206J763, ML20212M327, ML20236C690, ML20236D363
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MONTHYEARML20128H1671985-04-30030 April 1985 Forwards Comments on NRC Dcrdr Audit Rept.Rept Identifies Human Engineering Discrepancies (Hed),Planned Control Room Design Changes,Schedule for Planned Changes & Disposition of Hed Project stage: Other ML20198B0301985-10-29029 October 1985 Forwards Response to 850827 Request for Addl Info Re Crdr Summary Rept,Including Design Directives & Responses to Questions Raised in 850716 Meeting in Bethesda,Md Project stage: Meeting ML20137L8931986-01-17017 January 1986 Requests That Design Packages Re Control Room Design Improvements,Listed in Encl,Be Reviewed on High Priority Basis & Results Be Provided as Soon as Possible.Notification Requested If Review Not Needed Project stage: Other ML20140B5151986-03-18018 March 1986 Suppls Response to 850827 Request for Info Re Proposed Control Room Design Changes.Summaries of Control Room Improvement Design Process Encl Project stage: Request ML20203F5461986-04-18018 April 1986 Forwards Fifth Response to 850827 Request Re Design Review Summary Rept,Providing Specific Info on Proposed Control Room Design Changes Project stage: Other ML20155K2941986-05-16016 May 1986 Forwards Sixth Response to NRC 850827 Request Re Proposed Control Room Design Changes,Covering Improvement Design Process Applicable to I-7507X HVAC Panel & I-10 Control Board Project stage: Other ML20206G2221986-06-13013 June 1986 Notifies That 860117 Request for Mods to Control Room Lighting,Furnishings,Arrangement & Circulator Brake & Seal Indications Acceptable.Science Applications,Inc Technical Evaluation Rept Encl.Comments on Rept Requested in 60 Days Project stage: Other ML20206J7631986-06-16016 June 1986 Forwards Addl Info Re Proposed Control Room Design Changes, Per Hunter 850827 Request Project stage: Other ML20236D3741986-06-20020 June 1986 Technical Evaluation of Dcrdr Info Supplementing Summary Rept for Fort St Vrain Nuclear Generating Station Project stage: Supplement ML20203E1331986-07-15015 July 1986 Forwards Supplemental Info to 851029 Response to NRC 850827 Request for Addl Info Re Proposed Control Room Design Changes Project stage: Supplement ML20212M3271986-08-18018 August 1986 Forwards Addl Info on Crdr Summary Rept Re Proposed Design Changes,Per NRC 850827 Request.Alarm Investigations Reviewed to Identify Previously Cited Nuisance Alarm Activations Project stage: Other ML20203L2721986-08-19019 August 1986 Forwards Util Response to Concerns Expressed in NRC Re Technical Evaluation of Dcrdr Summary Rept Project stage: Other ML20236D3811986-09-24024 September 1986 Technical Evaluation of Dcrdr Info Supplementing Summary Rept for Fort St Vrain Nuclear Generating Station Project stage: Supplement 05000267/LER-1987-015, :on 870612,loop Shutdown Occurred Due to Movement of Interlock Sequence Switch from Low Power to Power Position,Followed by Turbine Trip & Reactor Scram. Caused by Improper Grounding Configuration1987-07-12012 July 1987
- on 870612,loop Shutdown Occurred Due to Movement of Interlock Sequence Switch from Low Power to Power Position,Followed by Turbine Trip & Reactor Scram. Caused by Improper Grounding Configuration
Project stage: Other ML20236D3631987-07-21021 July 1987 Forwards Science Applications Intl Corp 860620 & 0924 Technical Evaluation Repts,Reviewing Util Submittals Re Dcrdr,For Comments.Submission of Any Proposed Changes to Control Room Improvement Implementation Schedule Requested Project stage: Other ML20236C6901987-10-20020 October 1987 Forwards Response to Concerns Addressed by NRC Technical Evaluation Repts of Detailed Control Room Design Submittals, Per NRC 870721 Request Project stage: Other ML20149F6071988-02-10010 February 1988 Requests Approval of Encl Proposed Changes Re Control Room Design Improvements and Installation of SPDS Monitor,Per NUREG-0737,Suppl 1,by 880404.Quantity & Category of Human Engineering Discrepancies Also Addressed Project stage: Request ML20148H1851988-03-22022 March 1988 Informs That 880210 Submittal Re Proposed Changes to Dcrdr for Spring 1988 Acceptable.Request for Addl Info Re Human Engineering Deficiencies Hed 495 & Hed 691 Encl.Response Requested within 60 Days of Ltr Date Project stage: RAI 1986-06-20
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16805 WCR 19 1/2, Platteville, Colorado 80651 January 17, 1986 Fort St. Vrain Unit No. 1 P-86005 Director of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, D.C. 20555 Attention: Mr. H.N. Berkow, Project Director Standardization and Special Projects Directorate Docket No. 50-267
SUBJECT:
Staff Review of the Fort St. Vrain Control Room Design Review Summary Report
REFERENCE:
- 1) NRC Letter (G-85363)
Hunter to Lee Dated 8/27/85
- 2) PSC Letter (P-85384)
Warembourg to Butcher Dated 10/29/85
- 3) PSC Letter (P-85454)
Warembourg to Berkow Dated 12/3/85
Dear Mr. Berkow:
Public Service Company is evaluating the feasibility of implementing four of the control room design improvements during the second calendar quarter of 1986.
These changes were submitted for staff review under cover of references 2 & 3 in response to reference
- 1. to this letter lists these four changes by the design package submittal title and attachment number.
The purpose of this letter is to request that these particular design packages be reviewed on a relatively high priority basis and that the results of these reviews be provided is soon as possible. This ir. formation is needed in order to make a final determination relative to the amount and nature of work to be scheduled.
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8601280129 860117 AD
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This request is based on our understanding that NRC review and.
approval.of these changes is required prior to PSC implementation.
If this is not the case and 'we can proceed with our-proposed modifications under'10CFR50.59, we would like to be so advised.
If you have any questions, please contact'M. H. Holmes at (303) 480-6960.
Very truly~yours, LO 7?. W m f )
D. W. Warembourg Manager, Nuclear Engineering Division DW:DJG/sid Attachments i
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P-86005 Page 1 of 1 3
j ITEM TRANSMITTAL ATTACHMENT TITLE LETTER TO THE
SUMMARY
REPORT 1
P-85384 6b-2 Summary of the Control Room Improvement Design Process as
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applicable to I-02.
2 P-85384 6b-3 Summary of the Control Room i
l Improvement Design Process as 4
applicable to the Brake & Seal Indication Changes (CN-1984).
3 P-85454 6b-9 Summary of the Control Room Improvement Design Process as applicable to Control Room Furnishings and Arrangement.
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P-85454 6b-10 Summary of the Control Room Improvement Design Process as applicable to Control Room Lighting.
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