ML17179A700
| ML17179A700 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 01/19/1993 |
| From: | Siegel B Office of Nuclear Reactor Regulation |
| To: | Kovach T COMMONWEALTH EDISON CO. |
| Shared Package | |
| ML17179A701 | List: |
| References | |
| TAC-M77614, NUDOCS 9301270256 | |
| Download: ML17179A700 (3) | |
Text
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January 19, 1993*. e Docket No. 50-237 DISTRIBUTION:
Docket File NRC & Local PDRs-PDIII 2 r/f OFC NAME DATE Mr. Thomas J. Kovach J. Roe J. Zwolinski Nuclear Licensing Manager Commonwealth Edison Company-Suite 300 OPUS West III J. Oyer C. Moore B. Siegel OGC
Dear Mr. Kovach:
SUBJECT:
DRESDEN NUCLEAR POWER STATION, UNIT 2, FRACTURE TOUGHNESS EVALUATION OF THE SHELL MATERIAL ON THE SECONDARY SIDE OF THE LOW PRESSURE COOLANT INJECTION HEAT EXCHANGERS (TAC NO. M77614)
In a letter dated February 4, 1991, the Commonwealth Edison Company provided a fracture toughness evaluation of the low pressure coolant injection heat exchangers (LPCI-HX) in Dresden Nuclear Power Station, Unit 2.
Enclosed is our Safety Evaluation in which the staff has concluded that the A-212, Grade B material on the secondary side of the LPCI-HX has adequate fracture toughness.
Our review of the fracture toughness of Dresden, Unit 2, materials as part of SEP Topic III-1 is completed.
Enclosure:
Safety Evaluation cc w/enclosure:
See next page Sincerely, Byron L. Siegel, Project Manager Project Directorate III-2 Division of Reactor Projects - III/IV/V Office of Nuclear Reactor Regulation
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January 19' 1993 e Docket No. 50-237 DISTRIBUTION:
Docket File PDIII-2 r/f J. Zwolinski C. Moore OFC NAME DATE Mr. Thomas J. Kovach NRC & Local PDRs J. Roe Nuclear Licensing Manager Commonwealth Edison Company-Suite 300 OPUS West I II J. Dyer B. Siegel B. Elliott OGC ACRS(IO) 1400 OPUS Place POii I-2 p/f B. Clayton Rill Downers Grove, Illinois 60515
Dear Mr. Kovach:
SUBJECT:
DRESDEN NUCLEAR POWER STATION, UNIT 2, FRACTURE TOUGHNESS EVALUATION OF THE SHELL MATERIAL ON THE SECONDARY SIDE OF THE LOW PRESSURE COOLANT INJECTION HEAT EXCHANGERS (TAC NO. M77614)
In a letter dated February 4, 1991, the Commonwealth Edison Company provided a fracture toughness evaluation of the low pressure coolant injection heat exchangers (LPCI-HX) in Dresden Nuclear Power Station, Unit 2.
Enclosed is our Safety Evaluation in which the staff has concluded that the A-212, Grade B material on the secondary side of the LPCl-HX has adequate fracture toughness.
Our review of the fracture toughness of Dresden, Unit 2, materials as part of SEP Topic III-1 is completed.
Enclosure:
Safety Evaluation cc w/enclosure:
See next page I PM : PD I I I -2 Sincerely, Byron L. Siegel, Project Manager Project Directorate III-2 Division of Reactor Projects - III/IV/V Office of Nuclear Reactor Regulation iD:PDIII-2 I JDYER (}tfi
- I I /I( /93
Mr. Thomas J. Kovach Commonwealth Edison Company cc:
Michael I. Miller, Esquire Sidley and Austin One First National Plaza Chicago, Illinois 60690 Mr. C. Schroeder Plant Manag~r Dresden Nuclear Power Station 6500 North Dresden Road Morris, Illinois 60450-9765 U. S. Nuclear Regulatory Commission Resident Inspectors Office Dresden Station 6500 North Dresden Road Morris, Illinois 60450-9766 Chairman Board of Supervisors of Grundy County Grundy County Courthouse Morris, Illinois 60450 Regional Administrator Nuclear Regulatory Commission, Region III 799 Roosevelt Road, Bldg. #4 Glen Ellyn, Illinois 60137 Illinois Department of Nuclear Safety Office of Nuclear Facility Safety 1035 Outer Park Drive Springfield, Illinois 62704 Robert Neumann Office of Public Counsel State of Illinois Center 100 W. Randolph Suite 11-300 Chicago, Illinois 60601 Dresden Nuclear Power Station Unit Nos. 2 and 3