ML20078R531
| ML20078R531 | |
| Person / Time | |
|---|---|
| Site: | Midland |
| Issue date: | 10/31/1983 |
| From: | Jackie Cook CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.) |
| To: | James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| References | |
| 10CFR-050.55E, 10CFR-50.55E, 23828, 81-05-#10, 81-5-#10, 81-5-H10, NUDOCS 8311150187 | |
| Download: ML20078R531 (3) | |
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- Q lll Vice President - Projects, Engineering
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mm and Construction oeneral offices: 1945 West Parnell Road, Jackson, MI 49201 * (517) 788-0453 October 31, 1983' 81-05 110
- Mr 'J G Keppler, Regional Administrator US. Nuclear Regulatory Commission
. Region ~III 799 Roosevelt. Road
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Glen-Ellyn, IL 60137 1 MIDLAND ENERGY CENTER PROJECT 2 DOCKET NOS 50-329 AND 50-330
' SHEAR REINFORCEMENT AT MAJOR CONTAINMENT PENETRATIONS FILE:
0.4.9.53 SERIAL:
23828
References:
J W Cook letters to J G Keppler, Same
Subject:
(1) ' Serial 11993, dated May 15, 1981' (2) Serial 12066, dated July 31, 1981 (3) Serial 14635, dated December 14, 1981 (4) Serial 16126, dated March-12, 1982~
.(5) Serial 17511,. dated June 4, 1982 (6) Serial 17598, dated August 31, 1982 (7) Serial 19119, dated December 17, 1982
'(8) Serial:20730, dated March'18, 1983 (9) Serial 22234, dated June 13, 1983 This letter, as were the referenced letters, is an interim _50.55 M report concerning the adequacy of shear reinforcements at major containment penetrations.
To verify that stresses due to accident loading conditions in the main reinforcement around the personnel lock and equipment hatch are not a safety j
concern, elastic analyses have been completed. Further evaluation involving
-iterative analyses.to consider redistribution of forces in local areas by
~
softening (reduced stiffness) of model elements'is in' progress.
It is anticipated that all analyses will be completed by December 1, 1983.
i SAR Change Notice 3832 has been issued to update design criteria in FSAR 4
Subsection 3.8.1.5.1.5.
8311150187 831031
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OC1083-0024A-MP01 4 N3 p
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2 Serial 23828 81-05 #10 Consumers Power will send either the final report or another interim report addressing the above issue by January 27, 1984.
JWC/AHB/lr CC: Document Control Desk, NRC Washington, DC RJCook, NRC Resident Inspector Midland Nuclear Plant DHood, NRC Office of NRR INPO Records Center OC1083-0024A-MP01
6 kb 3
Serial 23828 81-05 #10 OM/0L SERVICE LIST Mr Frank J Kelley Atomic Safety & Licensing Attorney General of the Appeal Board State of-Michigan U S Nuclear Regulatory Commission
-Ms'Carole Steinberg, Esq Washington, DC 20555 Assistant Attorney General Environmental' Protection Division Mr C R Stephens (3) 720 Law Building Chief, Docketing & Services Lansing, MI 48913 U S Nuclear Reguistory Commission Office of the Secretary Warhington, DC 20555 Mr Myron M Cherry, Esq Suite 3700 Ms Mary Sinclair i
Three First National Plaza 5711 Summerset Street Chicago, IL 60602 Midland, MI 48640 Mr Wendell H Marshall Mr William D Paton, Esq RFD 10 Counsel for the NRC Staff Midland, MI 48640 U S Nuclear Regulatory Commission Washington, DC 20555 Mr Charles Bechhoefer, Esq Atomic Safety & Licensing Atomic Safety & Licensing
~ Board Panel Board Panel
'U S Nuclear Regulatory Commission U S Nuclear Regulatory Commission Washington, DC 20555 Washington, DC 20555 Dr Frederick P Cowan Ms Barbara Stamiris 6152 N Verde Trail 5795 North River Road Apc.B-125 Rt 3 Boca Raton, FL 33433 Freeland, MI 48623 l
Mr Fred C Williams Mr Jerry Harbour Isham, Lincoln & Beale Atomic Safety & Licensing 1120 Connecticut Ave, NW, Suite 325 Board Panel Washington, DC 20036 U S Nuclear Regulatory Commission Washington, DC 20555 Mr James E Brunner, Esq Mr M I Miller, Esq Consumers Power Company-Isham, Lincoln & Beale 212 West Michigan Avenue Three First National Plaza Jackson, MI 49201 52nd Floor Chicago, IL 60602 Mr D F'Judd Mr John Demeester, Esq Babcock & Wilcox Dow Chemical Building PO Box 1260 Michigan Division Lynchburg, VA 24505 Midland, MI 48640 Mr Steve Gadler, Esq Ms Lynne Bernebei 2120 Carter Avenue Government Accountability Project St Paul, MN 55108 1901 Q Street, NW Washington, DC 20009 September 6, 1983 OC1083-0024A-MP01