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Informs of util support of NRC review of Caldon TR ER-80P, "Improved Thermal Power Accuracy & Plant Safety While Increasing Operating Power Level Using LEFM Sys."

Informs of util support of NRC review of Caldon TR ER-80P, "Improved Thermal Power Accuracy & Plant Safety While Increasing Operating Power Level Using LEFM Sys."
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/07/17.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Responds to 971003 RAI re revised SG tube rupture analysis. Input parameters for evaluation of main steamline break accident,main steamline break thyroid dose assessment for Byron Unit 1 & Braidwood Unit 1 encl.

Responds to 971003 RAI re revised SG tube rupture analysis. Input parameters for evaluation of main steamline break accident,main steamline break thyroid dose assessment for Byron Unit 1 & Braidwood Unit 1 encl.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/11/03.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Retracts 10CFR50.12 exemption request submitted in 970725 ltr.Util will instead by submitting license amend request for Byron Unit 2 & Braidwood Unit 2 to modify frequency for 10CFR50,App J,Type A tests.

Retracts 10CFR50.12 exemption request submitted in 970725 ltr.Util will instead by submitting license amend request for Byron Unit 2 & Braidwood Unit 2 to modify frequency for 10CFR50,App J,Type A tests.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/09/10.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Submits supplemental response to NRC GL 97-01, "Degradation of Control Rod Drive Mechanism Nozzle & Other Vessel Closure Head Penetrations," dtd 970401.

Submits supplemental response to NRC GL 97-01, "Degradation of Control Rod Drive Mechanism Nozzle & Other Vessel Closure Head Penetrations," dtd 970401.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/12/29.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Part 21 rept re spring return binding in GE type SBM control switches at Dresden,LaSalle & Quad Cities.Caused by failure to account for Post-Mold Cure shrinkage in design tolerance.Established operability determinations.

Part 21 rept re spring return binding in GE type SBM control switches at Dresden,LaSalle & Quad Cities.Caused by failure to account for Post-Mold Cure shrinkage in design tolerance.Established operability determinations.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1998/03/16.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Supplements response to RAI re revised SG tube rupture analysis dtd 970320.Operating crews at Byron & Braidwood have received subject training & successfully met specified acceptance criteria as of 971217.

Supplements response to RAI re revised SG tube rupture analysis dtd 970320.Operating crews at Byron & Braidwood have received subject training & successfully met specified acceptance criteria as of 971217.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/12/19.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Application for amends to licenses NPF-37,NPF-66,NPF-72 & NPF-77,respectively.Amends would revise TS surveillance sections 4.6.1.1.c,4.6.1.2.a,4.6.1.2.b & bases to allow performance of 10CFR50 App J,Type A testing.

Application for amends to licenses NPF-37,NPF-66,NPF-72 & NPF-77,respectively.Amends would revise TS surveillance sections 4.6.1.1.c,4.6.1.2.a,4.6.1.2.b & bases to allow performance of 10CFR50 App J,Type A testing.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/11/07.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Provides response to RAI re proposed extension of Byron 1 & Braidwood 1 3.0 volt license amend for ODSCC.

Provides response to RAI re proposed extension of Byron 1 & Braidwood 1 3.0 volt license amend for ODSCC.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/02/05.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Application for amend to licenses NPF-37,NPF-66,NPF-72 & NPF-77,revising TS Sections 3/4.6.1.6,4.6.1.2,6.8.4 & 6.9.1.11 to support new requirements in 10CFR50.55a.

Application for amend to licenses NPF-37,NPF-66,NPF-72 & NPF-77,revising TS Sections 3/4.6.1.6,4.6.1.2,6.8.4 & 6.9.1.11 to support new requirements in 10CFR50.55a.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/06/17.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Requests to re-schedule Byron & Braidwood Stations submittal of final plant changes which resolve Thermo-Lag concerns.Re-schedule would not impact NRR review of issue, provided plant changes discussed in 970117 ltr are in place.

Requests to re-schedule Byron & Braidwood Stations submittal of final plant changes which resolve Thermo-Lag concerns.Re-schedule would not impact NRR review of issue, provided plant changes discussed in 970117 ltr are in place.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/10/08.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Forwards response to 970718 RAI re revised steam generator tube rupture analysis for Byron & Braidwood stations.

Forwards response to 970718 RAI re revised steam generator tube rupture analysis for Byron & Braidwood stations.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/08/19.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Forwards non-proprietary Rev 2 to WCAP-14824, "Byron Unit 1 Heatup & Cooldown Limit Curves for Normal Operation & Surveillance Weld Metal Integration for Byron & Braidwood." Reasons for rev 2 listed.

Forwards non-proprietary Rev 2 to WCAP-14824, "Byron Unit 1 Heatup & Cooldown Limit Curves for Normal Operation & Surveillance Weld Metal Integration for Byron & Braidwood." Reasons for rev 2 listed.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/12/03.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Forwards response to 970930 RAI re containment vessel structural integrity TS amend.

Forwards response to 970930 RAI re containment vessel structural integrity TS amend.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/11/26.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Requests exemption for requirements of 10CFR50.60, "Acceptance Criteria for Fracture Prevention Measures for Lightwater Nuclear Power Reactors for Normal Operation."

Requests exemption for requirements of 10CFR50.60, "Acceptance Criteria for Fracture Prevention Measures for Lightwater Nuclear Power Reactors for Normal Operation."
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/04/03.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Forwards further clarification of applicability of X/Q for loss of coolant accident to main steam line break event.

Forwards further clarification of applicability of X/Q for loss of coolant accident to main steam line break event.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/08/28.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Responds to 970528 RAI re relief requests from ASME Section XI,1992 Edition w/1992 Addenda,Article IWE-4000.Revised proposed relief requests enclosed for review & approval.

Responds to 970528 RAI re relief requests from ASME Section XI,1992 Edition w/1992 Addenda,Article IWE-4000.Revised proposed relief requests enclosed for review & approval.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/09/11.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Forwards 120-day response to GL 96-06, "Assurance of Equipment Operability & Containment Integrity During Design- Basis Accident Conditions," dtd 960930.

Forwards 120-day response to GL 96-06, "Assurance of Equipment Operability & Containment Integrity During Design- Basis Accident Conditions," dtd 960930.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/05/02.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Forwards suppl info re 970521 request for amend to TS.Listed attachments reflect incorporation of 1996 addendum & revised WCAP-14824 for staff review & approval by 971231.

Forwards suppl info re 970521 request for amend to TS.Listed attachments reflect incorporation of 1996 addendum & revised WCAP-14824 for staff review & approval by 971231.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/11/18.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Provides comments on review of preliminary accident sequence precursor analysis of operational event at Unit 1.

Provides comments on review of preliminary accident sequence precursor analysis of operational event at Unit 1.
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/10/03.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.

Forwards addl info re 3 volt interim plugging criteria TS amend renewal request,including "Determination of 2-Dimensional Pressure Distribution on Byron/Braidwood D4 SG Tube Support Plate During MSLB."

Forwards addl info re 3 volt interim plugging criteria TS amend renewal request,including "Determination of 2-Dimensional Pressure Distribution on Byron/Braidwood D4 SG Tube Support Plate During MSLB."
Paper図書
HOSMER, J. B.COMMONWEALTH EDISON CO.1997/06/03.
Other Libraries in Japan
  • Author HeadingHOSMER, J. B.
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