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LER 98-004-00:on 980716,TS snubber suveillance interval was exceeded due to inadequate process.Caused by potentially confusing wording of several TS.Developed process enhancements & training.

LER 98-004-00:on 980716,TS snubber suveillance interval was exceeded due to inadequate process.Caused by potentially confusing wording of several TS.Developed process enhancements & training.
Paper図書
BURCHFIELD, J.DUKE POWER CO.1998/08/17.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J.

LER 97-008-01:on 970701,manual reactor trip occurred.Caused by equipment failure.Operators attempted to take manual control of feedwater in response to erratic indications.

LER 97-008-01:on 970701,manual reactor trip occurred.Caused by equipment failure.Operators attempted to take manual control of feedwater in response to erratic indications.
Paper図書
BURCHFIELD, J.DUKE POWER CO.1998/09/24.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J.

LER 98-004-00:on 980212,BWST calibr error resulting in ECCS inoperable occurred.Caused by deficient written documentation.Procedures revised.

LER 98-004-00:on 980212,BWST calibr error resulting in ECCS inoperable occurred.Caused by deficient written documentation.Procedures revised.
Paper図書
BURCHFIELD, J.DUKE POWER CO.1998/03/13.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J.

LER 98-001-00:on 980330,five tubes discovered to be mis- positioned.Caused by mfg deficiency.Tube position verification performed of affected & surrounding tubes to confirm apparent mismatch of tubes.

LER 98-001-00:on 980330,five tubes discovered to be mis- positioned.Caused by mfg deficiency.Tube position verification performed of affected & surrounding tubes to confirm apparent mismatch of tubes.
Paper図書
BURCHFIELD, J.DUKE POWER CO.1998/04/29.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J.

LER 98-003-01:on 980603,low condenser vacuum resulted in reactor trip.Caused by inadequate work clearance process. Licensee will revise method for preparing,planning,reviewing & approving block tagouts (including non-outage tagouts).

LER 98-003-01:on 980603,low condenser vacuum resulted in reactor trip.Caused by inadequate work clearance process. Licensee will revise method for preparing,planning,reviewing & approving block tagouts (including non-outage tagouts).
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1999/05/11.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-006-00:on 980831,two trains of essential siphon vacuum sys were inoperable.Caused by inappropriate actions during preparation & review of procedure.Revised periodic test procedure to reopen 2CCW-462 & 2CCW-463.

LER 98-006-00:on 980831,two trains of essential siphon vacuum sys were inoperable.Caused by inappropriate actions during preparation & review of procedure.Revised periodic test procedure to reopen 2CCW-462 & 2CCW-463.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/09/30.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 99-001-00:on 990224,EFW was outside design basis.Caused by deficient written communications.Problem Investigation Process (PIP) 0-O99-0737 was initiated to begin corrective actions process.

LER 99-001-00:on 990224,EFW was outside design basis.Caused by deficient written communications.Problem Investigation Process (PIP) 0-O99-0737 was initiated to begin corrective actions process.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1999/03/26.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 99-001-00:on 990429,operators noticed that Unit 3 CR area temp was warmer than desired.Caused by inadequate self-verification by operator who performed valve checklist on 990117.Revised procedure.

LER 99-001-00:on 990429,operators noticed that Unit 3 CR area temp was warmer than desired.Caused by inadequate self-verification by operator who performed valve checklist on 990117.Revised procedure.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1999/06/01.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 96-007-02:on 961219,LPIS was technically inoperable for App R scenario.Caused by inadequate work practices.Revised procedures & counseled personnel.

LER 96-007-02:on 961219,LPIS was technically inoperable for App R scenario.Caused by inadequate work practices.Revised procedures & counseled personnel.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1999/01/21.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-003-00:on 980130,missed surveillances were noted. Caused by inadequate mgt policy.Requested TS change & planned review of TS interpretations for other "literal compliance" issues.

LER 98-003-00:on 980130,missed surveillances were noted. Caused by inadequate mgt policy.Requested TS change & planned review of TS interpretations for other "literal compliance" issues.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/03/02.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-012-00:on 981001,determined that RBS sys was outside of design basis.Caused by historical design inadequacy.TS 3.0.3 was entered & compensatory guidance,including rev to EOP,was provided to operations.

LER 98-012-00:on 981001,determined that RBS sys was outside of design basis.Caused by historical design inadequacy.TS 3.0.3 was entered & compensatory guidance,including rev to EOP,was provided to operations.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/11/02.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-013-00:on 981002,LCO exceeded on LPSW sys.Cause indeterminate.Supplemental LER will be provided on or before 981202.

LER 98-013-00:on 981002,LCO exceeded on LPSW sys.Cause indeterminate.Supplemental LER will be provided on or before 981202.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/11/02.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

Forwards new selected licensee commitments manual documentation for placement in NRC manuals received few wks ago.Current copy of manual should be destroyed & new copy used,effective 990327.

Forwards new selected licensee commitments manual documentation for placement in NRC manuals received few wks ago.Current copy of manual should be destroyed & new copy used,effective 990327.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1999/03/14.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 96-003-01:on 960918,TS required SD was noted.Caused by inadequate work planning.Revised work processes.

LER 96-003-01:on 960918,TS required SD was noted.Caused by inadequate work planning.Revised work processes.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1999/01/21.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-006-00:on 980311,identified that single active failure capability was outside design basis of plant.Caused by inadequate safety evaluation.Will modify cable room & equipment room cooling sys & review UFSAR for consistency.

LER 98-006-00:on 980311,identified that single active failure capability was outside design basis of plant.Caused by inadequate safety evaluation.Will modify cable room & equipment room cooling sys & review UFSAR for consistency.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/04/08.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-012-01:on 981001,building spray sys was noted outside design basis.Caused by historical design inadequacy. Operations was notified & TS 3.0 was entered.

LER 98-012-01:on 981001,building spray sys was noted outside design basis.Caused by historical design inadequacy. Operations was notified & TS 3.0 was entered.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/12/03.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 97-002-02:on 970124,discovered that reactor bldg cooling units were technically inoperable.Caused by deficient design analysis,unanticipated interaction of systems.Affected piping was isolated & drained on all three units.

LER 97-002-02:on 970124,discovered that reactor bldg cooling units were technically inoperable.Caused by deficient design analysis,unanticipated interaction of systems.Affected piping was isolated & drained on all three units.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/09/14.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-008-00:on 980602,SG tube ECT indications were not repaired.Caused by inadequate guidance.New analysis guidelines developed & validated on mock-up.

LER 98-008-00:on 980602,SG tube ECT indications were not repaired.Caused by inadequate guidance.New analysis guidelines developed & validated on mock-up.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/07/02.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-002-00:on 980409,emergency start of Keowee Hydro units 1 & 2 occurred.Cause indeterminate.Will replace relay & will communicate importance of sensitivity of all electrical cabinets.

LER 98-002-00:on 980409,emergency start of Keowee Hydro units 1 & 2 occurred.Cause indeterminate.Will replace relay & will communicate importance of sensitivity of all electrical cabinets.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/05/28.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.

LER 98-002-00:on 980127,discovered non-isolable weld leak on pressurizer surge line drain pipe causing shutdown.Caused by externally initiated stress corrosion cracking.Leak properly identified & unit safely shut down.

LER 98-002-00:on 980127,discovered non-isolable weld leak on pressurizer surge line drain pipe causing shutdown.Caused by externally initiated stress corrosion cracking.Leak properly identified & unit safely shut down.
Paper図書
BURCHFIELD, J. E.DUKE POWER CO.1998/02/26.
Other Libraries in Japan
  • Author HeadingBURCHFIELD, J. E.
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