ML20096G773

Summarizes Monitoring Activities Planned During Soils Work Shutdown,Per 840716 Decision to Suspend Const.Concurrence on Proposed Values in Section 4 of Requested

ML20096G773
Person / Time
Site:	Midland
Issue date:	08/06/1984
From:	Mooney J CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	Harrison J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
CSC-8003, OL, NUDOCS 8409110128
Download: ML20096G773 (3)

Text

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Ceneret Offices: - 1946 West Parnell flood, Jockeon, MI 49201 * (517) 788 0774 4 " August 6, 1984

'Mr J J Harrison,, Chief' Hidland Project Section p U S Nuclear Regulatory Commission Region III 799 Roosevelt Road

!' Glen Ellyn,=IL 60137

. ~ MIDLAND ENERGY CENTER.

MIDLAND DOCKET NOS 50-329, 50-330 '

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SOILS WORK' SHUTDOWN . _ . -

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FILE- 0485.16, 1300 Serial: CSC-8003

REFERENCE:

1) JAMooney to JJHarrison letter, Seria1 CSC-7997, Dated 7/26/84.

2) JAMooney to JJHarrison letter, Serial CSC-7809, Dated 5/25/84.

i -In accordance with recent discussions between NRC Region III staff and CPCo staff, following.the July 16, 1984 decision to suspend construction at the Midland Energy Center, the .follouing lirt summarizes monitoring activities

- 1 planned during,the shutdown period.

.1.  ; Optical surveys will continue on the Service Water Pump Structure, Auxiliary building, Borated Water Storage Tanks, and Diesel Generator Building. These surveys will be conducted every six months.

2. CPCo will complete an in-process. crack survey of the Diesel Generator

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i. Building. - -

3. ~ No further work. is planned on the Borated Water Storage. Tanks at this time. Filling will not be permitted unless construction resumes at'some later date'and-the foundations are completed. (Most of-the remedial

. foundation 11s presently complete)

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- 4. " A modified program for monitoring support rod tension in the feedwater

-isolation valve pits will continue.

5. .Any applicable settlement limits on the building structures that are exceeded will be reported to NRC Region III staff.

6. .:No periodic monitoring activity is planned for the temporary prestressing

. tendons. in. the ' Auxiliary Building Control Tower and SWPS.

8409110128 840906 d PDR ADOCM 05000329

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'7. - Pier jacking activity in the Auxiliary Building will be initiated as required.

8. ~ No periodic monitoring activity is planned for the underground yard piping during the shutdown phase. .

9. The' Auxiliary Building deep-seated benchmarks will be monitored with the existing instrumpatation at a reduced frequency. This frequency will be twice weekly until period of stability is determined, then weekly until a period of stability is determined, bi-monthly thereafter.

Only plots.for the following a values will be continued:

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-A 7

- DSB-3W (Control Tower)

- A 2.- DSB-2W (West E.P.A.)

-A - DSB-2E (East E.P.A.)

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. -10. The Auxiliary Building extensometers will be read manually and recorded on a three month interval.

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. 11. The DSB's and extensometers on the SWPS will be read and recorded on a three month interval. .

We request NRC concurrence on the proposed A values in Section 4 of our May 25', 1984 referenced letter. If you have questions on these issues, please

. contact RHWieland at (517) 839-6757.

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JAM /RHW/klw CC Administrator, Region III

DSHood, NRR Project Manager, Washington .

Midland Project Manager, Region III Midland Resident Inspector, Midland e

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r CONSUMERS POWER COMPANY Midland Units.1 and 2 Docket No 50-329/50-330 Letter Serial CSC-8003 Dated August 6, 1984 At the request of the, Commission and pursuant to the Atomic Energy Act of 1954, and the Energy Reorganization Act of 1974, as amended and the Commis-sion's Rules and Regulations thereunder, Consumers Power Company submits Soils Work Shutdown.

~ CONSUMERS POWER COMPANY By M A 093 W ,_,

J A Mooney - ' * "

Execut ve Manager

. Sworn and subscribed before me this //) day of --

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,1984.

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n Y E 1.4 sj trl Notary Public~ // f' _

Bay County My' Commission Expires 3 -((

OC0884-0001A-CN01