ML19310A776
| ML19310A776 | |
| Person / Time | |
|---|---|
| Site: | LaSalle  |
| Issue date: | 06/04/1980 |
| From: | Youngblood B Office of Nuclear Reactor Regulation |
| To: | Peoples D COMMONWEALTH EDISON CO. |
| References | |
| NUDOCS 8006230104 | |
| Download: ML19310A776 (3) | |
Text
{{#Wiki_filter:_- t = 3GA G g%q f. 70 UNITED STATES y,)e( (g NUCLEAR REGULATORY COMM8SSION g 5' -f J. t WASHINGTON, D. C. 20555 o r \\l% / JUN 4 1980 ) 1 Docket Nos.: 50-373 and 50-374 Mr. D. Louis Peoples Director of Nuclear Licensing Commonwealtle Edison Company P. O. Box 767 Chicago, Illinois 60690
Dear Mr. Peoples:
SUBJECT:
REQUEST FOR INFORMATION ON CRACKING OF BOILING WATER REACTOR (BWR) JET PUMP HOLDDOWN BEAMS You recently received Inspection and Enforcement Bulletin 80-07, dated April 4,1980, concerning the cracking of the jet pump holddown beams at Dresden 3. Operating BWR's were requested to provide a written response to this bulletin. BWR's not yet operating were issued this bulletin for information only. Our Office of Inspection and Enforcement is currently monitoring the efforts of General Electric and various BWR Licensees for developing a long-term solution to the cracking problem. Operating BWR's are being required to take certain short-term actions such as inservice inspection t*1 creclude excessive cracking while a long-term solution is developed. It. is expected that this long-term s..!ution will be applicable to both operating and non-operating BWR's. To aid us in our licensing reviews of LaSalle, you ard requested to provide the enclosed information to us. We consider this item as an open issue for LaSalle. We want you to document your actions being taken with respect to this problem and demonstrate that a level of safety sufficient for licensing has been achieved. Please infcrm us after receipt of the letter of the date you can supply the requested information. If you desire any discussions or clarification of the enclosed request, Mr. A. Bournia, Project Manager for LaSalle County Station, may be contacte( at (301) 492-7200. Sincerely,. f l _,%...,, '; ': \\ f B. J. Youngblood, Chief Licensing Branch No. 1 Division of Licensing
Enclosure:
Request for Additional Information cc: See next page 8006230 joy
4 Mr. D. Louis Peoples cc: Richard E. Powell, Esq. Isham, Lincoln & Beale One First National Plaza 2400 - -{. Chicago, Illinois 60670 Dean Hansell, Esq. Assistant Attorney General State of Illinois 188 West Randolph Street Suite 2315 Chicago, Illinois 60601 Mr. Roger Walker, Resident Inspector U. S. Nuclear Regulatory Commission P. O. Box 737 Streator, Illinois 61364 I l i i 1 JUN 4 580 . 11" * ' 1_. '[ -'I.~ ' X,. m m. A. m'. .a
s. ENCLOSURE REQUEST FOR INFORMATION LASALLE COUNTY STATION, UNITS 1 & 2 DOCKET NOS. 50-373 AND 50-374 110.0 Mechanical Engineering Branch 111.83 Describe those ' actions being takeri by you to preclude the occurrence of cracking such as described in IE Bulletin 80-07. 111.84 Provide a commitment to adopt whatever long-term solution. is approved. 111.85 For BWR's which anticipata receiving an Operating License before a long-term solution is agreed upon, describe any short-term actions which you will take to prevent or detect excessive cracking. Provide a rationale as to why these actions are sufficient to justify plant operation until a long-term solution is found. I JUN 4 880}}