ML19256G254

Forwards Final Deficiency Rept Re Failure of Hilti drop-in Anchors to Meet Tension Testing Requirements

ML19256G254
Person / Time
Site:	Midland
Issue date:	12/21/1979
From:	Howell S CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19256G255	List: ML19256G254 ML19256G258
References
MCAR-34, NUDOCS 7912280560
Download: ML19256G254 (1)

Text

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Consumers aCfj g l power gg g Stephen H. Howell Senior Vice President General Offices: 1945 West Parnall Road, Jackson, Michigan 49201 e (517) 788-0453 December 21, 1979 Hove-312-79 Mr J G Keppler, Regional Director Office of Inspection and Enforcement US Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, IL 60137 MIDLAND NUCLEAR PLANT UNIT NO 1, DOCler No 50-329 UNIT NO 2, DOCITT No 50-330 PROP-IN ANCHORS

References:

1) S H Howell letter to J G Keppler; Midland Nuclear Plant; Unit No 1, Docket No 50-329; Unit No 2, Docket No 50-330; Drop-In Anchors; Serial Hove-2h7-79; dated September 12, 1979

2) S H Howell letter to J G Keppler; Midland Nuclear Plant; Unit No 1, Docket No 50-329; Unit No 2, Docket No 50-330; Drop-In Anchors; Serial Hove-265-79; dated October 12, 1979 The referenced letters were interim 50 55(e) reports on the status of Hilti Drop-In Anchors which did not meet tension testing requirements. This letter is the final report in that the corrective actions to assure that each drop-in anchor is acceptable or replaced has been scheduled. Completion of these actions, which will place the plant in couNrmance, is scheduled for June 1, 1980. The use of drop-in anchors has been discontinued.

The attachment provides a detailed discussion of the ccndition and the resolution.

I \

WRB/lr

Attachment:

MCAR-34, Drop-In Anchors, Final Report, dated November 30, 1979 CC: Director of Office of Inspection & Enforcement Att: Mr Victor Stello, USNRC (15)

Director, Office of Mana6cment ,_

Information & Pror; ram Control, USNRC (1) 1654 073

(- 7912280