ML20023D129

Forwards Evaluation of Pressures in Lines of Grouting Equipment - Crack Repair Borated Water Storage Tank Foundations, in Response to Unresolved Item in 830118 Ltr. Mixing Ratios for Positive Displacement Pumps within Specs

ML20023D129
Person / Time
Site:	Midland
Issue date:	05/12/1983
From:	Miller D CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	Harrison J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20023D130	List: ML20023D129 ML20023D133
References
CSC-6702, NUDOCS 8305190280
Download: ML20023D129 (1)

Text

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1. RINCIPAL STAFF l v . eene '

Consumers Power a ss PAO q/ 3  ;

A/RA Company oear sto DRMA RC Midland Project: PO Box 1963, Midlard, MI 48640 + (517) 631-8650 May 12, 1983 g gig g Mr. J. J. Harrison Midland Project Section U. S. Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, IL 60137 MIDLAND ENERGY CENTER GhD 7020 BWST CRACK GROUTING File: 0485.16.3 UFI: 42*05*22*04 Serial: CSC-6702

REFERENCE:

WARNICK TO COOK LEITER, DATED JAhUARY 18, 1983, DOCKET NO. 50-329 AND DOCKET NO. 50-330 Transmitted herewith is CPCo report entitled " Evaluation of Pressures in Lines of Grouting Equipment - Crack Repair BWST Foundations". It -

contains results of demonstration tests perfonned at Structural Bonding Co. facilities in Flint, MI, Feburary 24, 1983. These tests showed conclusively that line pressures in both lines of the grout component ahead of the mixing nozzle were equal over the entire range of operating pressures. Also, the positive displacement pumps were checked for mixing ratios over the range of operating pressures and the mixing ratios were within specifications.

This report should provide you with the information needed to close this unresolved item. If you wish to discuss the matter further, we will be happy to ob ' .

Donald B. Miller Site Manager DBM/RHW/klm Attachments WAY 161983 0305190280 B30512 PDR ADOCK 05000329 A PDR f~[

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