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LER 98-018-01:on 980818,spatial separation of redundant cable sys & isolation of Class 1E & Non-1E cables did not meet requirements.Caused by inadequate installation.Restored compliance with electrical & isolation criteria.

LER 98-018-01:on 980818,spatial separation of redundant cable sys & isolation of Class 1E & Non-1E cables did not meet requirements.Caused by inadequate installation.Restored compliance with electrical & isolation criteria.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/02/23.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 97-009-01:on 970325,insufficient ESFAS surveillance testing,per GL 96-01,noted.Caused by inadequate program to ensure SPs fully implement TS requirements.Operational surveillances will be revised.

LER 97-009-01:on 970325,insufficient ESFAS surveillance testing,per GL 96-01,noted.Caused by inadequate program to ensure SPs fully implement TS requirements.Operational surveillances will be revised.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/02/01.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 99-007-00:on 990319,failure to monitor SG primary & secondary coolant temperatures IAW TS surveillance requirement 4.7.2.1,was discovered.Caused by procedural inadequacies.Personnel provided with briefings.

LER 99-007-00:on 990319,failure to monitor SG primary & secondary coolant temperatures IAW TS surveillance requirement 4.7.2.1,was discovered.Caused by procedural inadequacies.Personnel provided with briefings.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/04/15.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 99-005-00:on 990223,insufficient verification of TS Surveillance 4.8.2.3.2,re 125 Volt Class 1E battery bank load test was noted.Caused by inadequate control over addition of new battery loads.Implemented design controls.

LER 99-005-00:on 990223,insufficient verification of TS Surveillance 4.8.2.3.2,re 125 Volt Class 1E battery bank load test was noted.Caused by inadequate control over addition of new battery loads.Implemented design controls.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/03/24.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 97-005-01:on 970415,determined that potential existed for waterhammer & two-phase flow to occurr in containment air recirculation cooler piping.Caused by inadequate consideration of potential failure modes.Procedure revised.

LER 97-005-01:on 970415,determined that potential existed for waterhammer & two-phase flow to occurr in containment air recirculation cooler piping.Caused by inadequate consideration of potential failure modes.Procedure revised.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/02/10.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-022-02:on 980910,auxiliary feedwater DC power supply failure not considered in safety analysis,was discovered. Caused by failure to identify limiting single failure in 1980 Chapter 14 LONF safety analysis.AFW sys reviewed.

LER 98-022-02:on 980910,auxiliary feedwater DC power supply failure not considered in safety analysis,was discovered. Caused by failure to identify limiting single failure in 1980 Chapter 14 LONF safety analysis.AFW sys reviewed.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/02/22.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-016-00:on 980708,inadequate adminstrative controls on safety injection valve were noted.Caused by failure in 1976 to understand & implement requirement to close valve 2-SI-459 within time limit.Revised appropriate procedures.

LER 98-016-00:on 980708,inadequate adminstrative controls on safety injection valve were noted.Caused by failure in 1976 to understand & implement requirement to close valve 2-SI-459 within time limit.Revised appropriate procedures.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/08/07.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 97-029-02:on 970826,piping stress analyses performed during facility review of IEB 79-14 did not consider all loads required by ANSI B31.1,1967 Edition.Caused by inappropriate application of noted section.Revised analyses.

LER 97-029-02:on 970826,piping stress analyses performed during facility review of IEB 79-14 did not consider all loads required by ANSI B31.1,1967 Edition.Caused by inappropriate application of noted section.Revised analyses.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/05/06.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 99-003-00:on 990123,inadequate net positive suction head for containment spray pumps occurred.Caused by installation of addl spray nozzles subsequent to original sys design.CSS flow analysis revised.

LER 99-003-00:on 990123,inadequate net positive suction head for containment spray pumps occurred.Caused by installation of addl spray nozzles subsequent to original sys design.CSS flow analysis revised.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/02/22.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 97-029-01:on 970826,piping stress analyses performed in support of NRC Bulletin 79-014 did not consider all loads. Caused by inappropriate application of section of ASME Section III to ANSI B31.1.Analyses has been revised.

LER 97-029-01:on 970826,piping stress analyses performed in support of NRC Bulletin 79-014 did not consider all loads. Caused by inappropriate application of section of ASME Section III to ANSI B31.1.Analyses has been revised.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/12/17.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 99-002-00:on 990118,method by which SG blowdown flow rate surveillance is satisfied was questioned.Caused by failure to properly incorporate TS surveillance requirements into plant surveillance procedures.Locked throttle valves.

LER 99-002-00:on 990118,method by which SG blowdown flow rate surveillance is satisfied was questioned.Caused by failure to properly incorporate TS surveillance requirements into plant surveillance procedures.Locked throttle valves.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/02/17.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-026-00:on 981223,discovered that pressurizer spray line fatigue limits were exceeded.Caused by insufficient thermal effects analysis.Design mods will be implemented to ensure compliance with ASME Code requirements.

LER 98-026-00:on 981223,discovered that pressurizer spray line fatigue limits were exceeded.Caused by insufficient thermal effects analysis.Design mods will be implemented to ensure compliance with ASME Code requirements.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/01/21.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-025-00:on 981111,noted that several check valves had not been tested IAW ASME Section XI criterion.Caused by inadequate design basis flow requirement specifications for IST check valves.Applicable IST SPs will be revised.

LER 98-025-00:on 981111,noted that several check valves had not been tested IAW ASME Section XI criterion.Caused by inadequate design basis flow requirement specifications for IST check valves.Applicable IST SPs will be revised.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1999/01/12.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-007-01:on 980408,reanalysis of main steam line break indicates possible fuel failures,was discovered.Caused by inadequate review by Siemens Power Corp.Completed seismic analysis & submitted LAR to NRC.

LER 98-007-01:on 980408,reanalysis of main steam line break indicates possible fuel failures,was discovered.Caused by inadequate review by Siemens Power Corp.Completed seismic analysis & submitted LAR to NRC.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/10/30.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-004-01:on 980316,auxiliary FW pump performance was degraded.Caused by vendors failure to perform underfiling during manufacture of stainless steel impeller.Pump was returned to operable status & revise IST program.

LER 98-004-01:on 980316,auxiliary FW pump performance was degraded.Caused by vendors failure to perform underfiling during manufacture of stainless steel impeller.Pump was returned to operable status & revise IST program.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/10/30.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-017-01:on 980812,fire protection program deficiencies were discovered.Caused by penetration seals & dampers.Fire watches posted at inoperable fire barriers IAW plant TRM.

LER 98-017-01:on 980812,fire protection program deficiencies were discovered.Caused by penetration seals & dampers.Fire watches posted at inoperable fire barriers IAW plant TRM.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/12/29.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-020-00:on 980929,noted SI recirculation header piping components did not fully satisfy ISI requirements.Caused by lack of ISI test program ownership.Revised applicable SI leakage test procedure.

LER 98-020-00:on 980929,noted SI recirculation header piping components did not fully satisfy ISI requirements.Caused by lack of ISI test program ownership.Revised applicable SI leakage test procedure.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/10/16.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-022-00:on 980910,indicated that AFW sys may not meet loss of normal feedwater safety analysis for all single failures.Cause of condition under investigation.Condition will be identified & appropriate corrective actions taken.

LER 98-022-00:on 980910,indicated that AFW sys may not meet loss of normal feedwater safety analysis for all single failures.Cause of condition under investigation.Condition will be identified & appropriate corrective actions taken.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/10/13.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-021-00:on 980825,noted inadequate radiation monitoring of containment atmosphere during refueling operations.Caused by failure to reflect design basis assumptions into operating practices.Will revise procedure.

LER 98-021-00:on 980825,noted inadequate radiation monitoring of containment atmosphere during refueling operations.Caused by failure to reflect design basis assumptions into operating practices.Will revise procedure.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/10/08.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.

LER 98-014-00:on 980629,plant procedures violated CR ventilation boundary.Caused by misinterpretation of 10 minute allowance for verifying one complete train of CRAC. Addl review & analysis will be performed to determine C/As.

LER 98-014-00:on 980629,plant procedures violated CR ventilation boundary.Caused by misinterpretation of 10 minute allowance for verifying one complete train of CRAC. Addl review & analysis will be performed to determine C/As.
Paper図書
JOSHI, R. G.NORTHEAST NUCLEAR ENERGY CO.1998/07/29.
Other Libraries in Japan
  • Author HeadingJOSHI, R. G.
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