ML19309G157
| ML19309G157 | |
| Person / Time | |
|---|---|
| Site: | Trojan File:Portland General Electric icon.png |
| Issue date: | 02/27/1980 |
| From: | Goodwin C PORTLAND GENERAL ELECTRIC CO. |
| To: | Engelekn R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| Shared Package | |
| ML19309G136 | List: |
| References | |
| 800213-01, 800213-1, NUDOCS 8005050051 | |
| Download: ML19309G157 (2) | |
Text
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CORRECTED PAGE 3 FOR ATTACHMENT 5
(" CAPACITY-TO-FORCE RATIOS FOR NEW STRUCTURAL ELEMENTS")
TO LICENSEE'S LETTER DATED FEBRUARY 13, 1980
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Page 3 of 3 2.
Steel Plate The capacity of the 3 in. thick plate is governed by the welds.
It was determined that the minimum capacity to force ratio for the welds is 1.6.
The allowable stress in the welds was based on AISC Specification without an increase for seismic loads.
- 3. Bolts Although all the bolts are not loaded to their design load, for this evaluation it was assumed that they are.
Then the capacity to force ratio for each bolt would be 2, based on the factor of MLF given in safety used in the formula y,
FS Section 3.2.4.2 of-PGE 1020.
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NUCLEAR REGUIATORY COMMISSION 6
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BEFORE THE ATOMIC SAFETY AND LICENSING BOARD In the Matter of
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Docket 50-344 PORTLAND GENERAL ELECTRIC COMPANY,
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(Control Building Proceeding)
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(Trojan Nuclear Plant)
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CERTIFICATE OF SERVICE I hereby certify that on February 29, 1980:
- 1) Licensee's letter to R. H. Engelken dated February 27, 1980 regarding IE Bulletin 79-14
- 2) Licensee's letters to Director of Nuclear Reactor Regulation and to the ASLB dated February 29, 1980 regarding LER 79-15
- 3) Licensee's Supplemental Responses dated February 29, 1980 to Interrogatories from the State of Oregon
- 4) Licensee's Supplemental Responses dated February 29, 1980 to Intervenors' Interrogatories
- 5) Affidavits of Ronald W. Johnson, Lief W. Erickson and Richard C. Anderson
- 6) Replacement page for Attachment 5 to Licensee's letter dated February 13, 1980 to Director of Nuclear Reactor Regulation have be :, served upon the persons listed below by depositing copies thereof in the United States mail with proper postage affixed for first class mail.
Marshall E. Hiller, Esq., Chairman Atomic Safety and Licensing Appeal.
Atomic Safety and Licensing Board Panel U. S. Nuclear Regulatory Commission U. S. Nuclear Regulatory Commission Washington, D. C.
20555 Washington, D. C.
20555 l
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,s CERTIFICATE OF SERVICE Dr. Kenneth A. McCollom, Dean Docketing and Service Section (3)
Division of Engineering, Office of the Secretary Architecture and Technology U. S. Nuclear Regulatory Commission Oklahoma State University Washington, D. C.
20555 Stillwater, Oklahoma 74074 Joseph R. Gray, Esq.
Dr. Hugh C. Paxton Counsel for NRC Staff 1229 - 41st Street U. S. Nuclear Regulatory Commission Los Alamos, New Mexico 87544 Washington, D. C.
20555 Atomic Safety and Licensing Board Lowenstein, Newman, Re ts, Axelrad & Toll Panel 1025 Connecticut Ave., N. W.
U. S. Nuclear Regulatory Commission Suite 1214 Washington, D. C.
20555 Washington, D. C.
20036 Frank W. Ostrander, Jr., Esq.
Mr. David B. McCoy Richard M. Sandvik, Esq.
348 Hussey Lane Assistant Attorney General Grants Pass, Oregon 97526 State of Oregon Department of Justice Ms. C. Gail Parson 500 Pacific Building P. O. Box 2992 520 S. W. Yamhill Kodiak,. Alaska 99615 Portland, Oregon 97204 Mr. Eugene Rosolie William Kinsey, Esq.
Coalition for Safe Power Bonneville Power Administration 215 S. 2. 9th Avenue P. O. Box 3621 Portland, Oregon 97214 Portland, Oregon 97208 Columbia County Courthouse Ms. Nina Bell Law Library 728 S. E. 26th Avenue Circuit Court Room Portland, Oregon 97214 St. Helens, Oregon 97051 Mr. John A. Kullberg Route 1, Box 250Q Sauvie Island, Oregon 97231 r
Ronald W fohnson f
Assistant G Weral Counsel Portland General Electric Company.
Dated:
February 29, 1980 sa10B3