ML20078R835

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Final Deficiency Rept Re Upgrade of B&W Nonseismic Transmitter Mounting Brackets.Installation & Verification of Seismic Qualification of Replacement Brackets Will Be Documented in NCR M01-92-065
ML20078R835
Person / Time
Site: Midland
Issue date: 10/28/1983
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, 23832, 82-08-#6, 82-8-#6, NUDOCS 8311150318
Download: ML20078R835 (2)


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Vice President - Projects, Engineering and Construction oeneral offices: 1945 West Parnell Road, Jackson, MI 49201 e (517) 788-0453 October 28, 1983 82-08 #6 Mr J G Keppler, Regional Adrinistrator US Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, IL 60137 MIDLAND ENERGY CENTER PROJECT DOCKET NOS 50-329 AND 50-330 UPGRADE OF B&W NON-SEISMIC TRANSMITTERS MOUNTING BRACKETS FILE:

0.4.9.64 SERIAL: 23832

References:

J W Cook letters to J G Keppler, Same

Subject:

(1) Serial 17538, dated July 2, 1982 (2) Serial 17591, dated August 31, 1982 (3) Serial 19095, dated November 15, 1982 (4) Serial 22186, dated May 6, 1983 (5) Serial 23782, dated August 31, 1983 This letter is a final 10CFR M (e) report concerning the installation of B&W-supplied, non-seismically qualified transmitter mounting brackets, for transmitters forming part of the reactor coolant pressure boundary. Multiple failures of these brackets and their corresponding transmitters during a seismic event could have resulted in an unanalyzed plant accident condition.

The new design eleminates this condition.

I All Bechtel comments have been resolved and B&W field change authorizations FC-157/Rev 3 and FC-149/Rev 3 have been approved so that installation of

-replacement brackets can be started. Installation and verification of seismic qualification of replacement brackets will be documented by closure of Consumers Power Company NCR M01-92-065.

I B311150318 831028 PDR ADOCK 05000329 S

PDR WRB/AHB/lr CC: Document Control Desk, NRC DHood, NRC Office of NRR Washington, DC INPO Records Center RJCook, NRC Resident Inspector Midland Nuclear Plant NOV 4 1983 OC1083-Od27A-MP01

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Serial 23832 82-08 #6 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 Regulatory Commission Office of the Secretary Washington, DC 20555 Mr Myron M Cherry, Esq Suite 3700 Ms Mary Sinclair

.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

' Apt B-125 Rt 3 Boca Raton, FL 33433 Freeland, MI 48623 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