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Further response to FOIA request for two categories of documents re operation of Grand Gulf power reactor & TDI diesel generators.Documents listed in App A available in PDR.Computer printout encl providing brief description.

Accession Number: ML19263A614

Date Released: Saturday, November 7, 2020

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• ML20126D262 - Further response to FOIA request for two categories of documents re operation of Grand Gulf power reactor & TDI diesel generators.Documents listed in App A available in PDR.Computer printout encl providing brief description. (7 page(s), 2/5/1985)
• ML20126D319 - LER 84-002-01:since 840107,several instances of reactor protection sys bus breaker trips resulted in loss of shutdown cooling.Trip on 840119 caused by failure of circuit board.W/840313 ltr. (3 page(s), 3/13/1984)
• ML20127B533 - Rev 12 to Procedure 05-1-02-VI-2,"Hurricanes,Tornados & Severe Weather." (3 page(s), 12/6/1983)
• ML20127B373 - Forwards marked-up Tech Specs w/correction to conform w/STS & FSAR.Tech Specs for overspeed protection sys surveillance acceptable,except as noted. (12 page(s), 3/8/1984)
• ML20126D316 - Advises NRC of completion of operator recertification program,per 831118 commitment.Deficiencies in training that remain open will be closed in near future.One licensed reactor operator undergoing remedial training. (4 page(s), 2/28/1984)
• ML20127B440 - Advises that list of min required electric powered components needed for safe shutdown (Table VI-I, "Essential ac Loads,") submitted on 840226,acceptable.Work on TAC 54222 complete. (1 page(s), 3/26/1984)
• ML20126D363 - Responds to 840626 ltr indicating plan to release NRC draft answers to questions re plant.Releasing draft response to public would be confusing since Commission developing complete response which will be provided by mid-Jul. (2 page(s), 6/29/1984)
• ML20126D380 - "Assessment of Diesel Engine Reliability/Operability," monthly progress rept for Jul & Aug 1984.Related info encl. (112 page(s), 9/19/1984)
• ML20126D357 - Discusses Ofc of General Counsel 840530 memo re order which amended license.Plant should be shut down until regulations can be met,adequacy of plant license determined & health & safety of public assured. (2 page(s), 5/31/1984)
• ML20127B520 - Rev 13 to Procedure 05-1-02-I-4, "Loss of Offsite Power." (7 page(s), 4/14/1984)
• ML20126D392 - Presentation entitled, "Impell Third Party Review of Grand Gulf Nuclear Station Tech Spec Review Program," presented to NRC on 840404. (52 page(s), 4/4/1984)
• ML20127B893 - Forwards request for addl info re TDI engine insp results discussed at 840713 meeting.Response requested by 840720 for Items A,B & C & 840727 for Item D. (5 page(s), 7/17/1984)
• ML20127B408 - Discusses reexam of Section 5.1 of facility Tech Specs which covers exclusion area & low population zone.Concurs w/technical content.Illegible figures should be replaced. (1 page(s), 3/13/1984)
• ML20126D376 - "Assessment of Diesel Engine Reliability/Operability," monthly progress rept for June 1984. (8 page(s), 7/24/1984)
• ML20127B023 - Provides Containment Sys Branch comments & recommended mods to Tech Specs.Limiting condition for operation should be modified to indicate 20-inch & 6-inch purge sys should not be used at same time. (1 page(s), 11/3/1983)
• ML20127B922 - Forwards PNL-5201, "Review & Evaluation of TDI Diesel Engine Reliability & Operability - Grand Gulf Nuclear Station, Unit 1." (1 page(s), 7/20/1984)
• ML20126D329 - Responds to 840323 confirmation of action ltr re verifying removal of certain individuals from licensed duties.Util has evaluated licensed operators to determine if deficiency identified applicable to other operators.Related info encl. (700 page(s), 4/16/1984)
• ML20127B542 - Forwards listing of unresolved issues re TDI diesels,to be discussed at 840413 meeting.Issues include cylinder heads, engine block,wrist pin bushings,connecting rods & rod bearings,turbocharger & testing/maint plans. (6 page(s), 4/11/1984)
• ML20127B389 - Comments on Tech Spec review,per 840227 memo.Structural & geotechnical Tech Specs acceptable & comply w/FSAR. (1 page(s), 3/14/1984)
• ML19263A613 - Recommends Commission suspend license until plant can reestablish & assure competence to engage in proposed activities. (2 page(s), 2/29/1984)
• ML20127B381 - Informs of branch acceptance of Tech Specs.Tech Specs properly derived from analyses & evaluation included in FSAR,as reviewed in SER. (1 page(s), 3/8/1984)
• ML20126D309 - LER 84-010-00:on 840210,reactor protection sys motor generator set output breaker B tripped while transferring power from alternate supply.Caused by voltage transient. Design change being considered.W/840312 ltr. (3 page(s), 3/12/1984)
• ML20126D352 - Rev 15 to Sys Operating Instruction 04-S-01-P64-1, "Fire Protection Water Sys." (5 page(s), 2/5/1985)
• ML20127B347 - Forwards branch comments & recommendations for changes to Tech Specs following rereview to verify that Tech Specs properly derived from analyses & evaluation included in FSAR.Tech Specs acceptable,w/exception of items identified. (10 page(s), 3/5/1984)
• ML20127B377 - Forwards responses to Commissioner Gilinsky 840302 questions on licensed operator pools. (3 page(s), 3/8/1984)
• ML20126D343 - Notification of change in date,time & purpose of 840403 meeting.Meeting will take place on 840404 w/util in Bethesda,MD to discuss results of NRR review of licensee Tech Spec review program. (3 page(s), 3/28/1984)
• ML20127B352 - Advises that Containment Sys Branch re-review of Tech Specs to verify that info properly derived from analyses & evaluations included in FSAR complete.Recommended changes encl.W/o encl. (4 page(s), 3/7/1984)
• ML20127B888 - Comments on May 1984 draft TDI Diesel Generator Owners Group program plan.Full insp of one engine to Owners Group spec recommended. (3 page(s), 5/21/1984)
• ML20127B927 - "Review & Evaluation of TDI Diesel Engine Reliability & Operability - Grand Gulf Nuclear Station,Unit 1." (53 page(s), 7/31/1984)
• ML20126D339 - Special rept 84-017/0:on 840304,Fire Doors 1A401 & OC219 blocked open to support maint activities.Fire watches established until doors restored. (3 page(s), 4/6/1984)
• ML20127B808 - Advises that responses to questions re safety significance of low power or normal operation w/Tech Spec & surveillance procedure errors raised in Congressman Markey 840313 ltr inadequate. (1 page(s), 6/8/1984)
• ML20127B328 - Requests assistance in obtaining Mark III containment structural capacity info from listed facilities to assist Containment Sys Branch in evaluating containment capability for positive & negative pressure differentials. (2 page(s), 3/6/1984)
• ML20127B803 - Requests response to questions re errors identified in Tech Specs & surveillance procedures submitted by util & internal memos on scope,cause or significance of errors. (6 page(s), 3/13/1984)
• ML20127B365 - Requests confirmation by 840305 whether reactor core referenced in license Section 2.1.2 as basis for reactor safety limits actually corresponds to core in actual plant. (1 page(s), 3/2/1984)
• ML20127B530 - Rev 11 to Procedure 05-1-02-I-6, "Station Blackout." (7 page(s), 4/14/1984)
• ML20127A505 - Recommends that surveillance requirement Item 4.6.1.2.c.1 & c.3 of STS be changed.App C to ANSI 451.4-1972 requires superimposed leakage rate to be approx equivalent to La. (1 page(s), 3/1/1983)
• ML20126D273 - Transcript of 840524 public meeting in Washington,DC re diesel generator insp order.Pp 1-58.Supporting documentation encl. (175 page(s), 5/24/1984)
• ML20127B370 - Forwards list of Tech Specs re-reviewed per 840227 memo. Specs listed w/no comments acceptable as is. (1 page(s), 3/8/1984)
• ML20127B341 - Advises that listed sections of Tech Specs re-reviewed per 840227 request.Tech Specs 3/4.6.1,3/4.7.1.1 & 3/4.7.1.2 unacceptable.Appropriate corrections provided in encl Tech Specs. (5 page(s), 3/6/1984)
• ML20126D322 - Urges Congress to maintain close oversight of NRC activities to keep sys of safety regulations from unraveling.Situation at plant aggravated by NRC decision to authorize plant to operate for wks while diesel generators dismantled. (2 page(s), 5/29/1984)
• ML20127B983 - Forwards SSER re reliability of TDI diesel generators.SSER addresses submissions subsequent to issuance of SER. Conclusions unchanged. (7 page(s), 8/16/1984)
• ML20127B384 - Forwards branch review of util Tech Specs revised through Amend 12. (3 page(s), 3/12/1984)
• ML20126D360 - Forwards request for addl info to complete review of 840604 application for exemption to GDC 17,10CFR50,App A.Info requested by 840706. (4 page(s), 6/22/1984)
• ML20127B336 - Summarizes abnormal number of changes required to correct deficiencies in Tech Specs.INEL contracted to audit selected Tech Spec sys to examine consistency of Tech Specs,FSAR & SER.Results will be provided upon completion. (2 page(s), 2/28/1984)
• ML20127B363 - Responds to 840302 memo questioning whether right reactor core used consistently in license submittal & confirming whether reactor core referenced in license Section 2.1.2 actually corresponds to core in reactor. (5 page(s), 3/6/1984)
• ML20127B331 - Advises that facility Tech Specs in compliance w/10CFR50, Section 50.36,except that pressure temp limits do not comply w/closure flange pressure temp safety margins in 10CFR50,App G,per 831215 ltr,in response to 840227 ltr. (4 page(s), 3/5/1984)
• ML20127B524 - Rev 0 to "Gas/Turbine Generator Sys Maint & Operation Procedure." (14 page(s), 3/31/1984)
• ML20127B358 - Forwards re-review of Tech Specs to determine whether specs properly derived from analysis & evaluation included in FSAR & SER. (1 page(s), 3/8/1984)
• ML20126D292 - Provides info re plant discrepancy repts to assure that any safety-related hardware or procedural deficencies properly dispositioned,per 831205 confirmatory action ltr.Procedural revs instituted.Related info encl. (200 page(s), 4/30/1984)