ML18051A755

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Informs That Proposed Design & Installation of Shields Around Instrument Lines Will Be Completed During Next Refueling Outage Scheduled for 1985.Info Submitted Per SEP Topic III-5.A (NUREG-0820) Re Postulated Pipe Breaks
ML18051A755
Person / Time
Site: Palisades 
Issue date: 12/15/1983
From: Johnson B
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To: Crutchfield D
Office of Nuclear Reactor Regulation
References
RTR-NUREG-0820, RTR-NUREG-820, TASK-03-05.A, TASK-3-5.A, TASK-RR NUDOCS 8312200198
Download: ML18051A755 (1)


Text

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consumers Power company General Offices: 1945 West Parnall Road, Jackson, Ml 49201 * (517) 788-0550 December 15, 1983 Dennis M Crutchfield, Chief Operating Reactor Branch No 5 Nuclear Reactor Regulation US Nuclear Regulatory Commission Washington, DC 20555 DOCKET 50-255 - LICENSE DPR PALISADES PLANT -

SEP TOPIC III-5.A (NUREG-0820 SECTION 4.9) PROPOSED CORRECTIVE MEASURES FOR TWO POSTULATED PIPE BREAK LOCATIONS NRC letter dated June 22, 1983, requested Consumers Power Company to propose corrective measures to insure that steam generator pressure and level instruments lines and pressurizer pressure and level instrument.lines are not damaged in the event of a pipe break occurring in the charging line or the letdown line.

A walkdown inside containment near the postulated break area has been conducted.

It has been determined, by Consumers Power Company, that the instrument lines can be adequately shielded to provide the necessary protection in the event of a pipe break.

It is proposed that the design and installation of the shields around the instrument lines of concern will be completed during the next Palisades Refueling Outage currently scheduled for 1985.

Brian DJohnson Staff Licensing Engineer CC Administrator, Region III, USNRC NRC Resident Inspector - Palisades a31220019B 831215 PDR ADOCK 05000255 p

PDR OC1283-0007AA-NL02