ML20033D159
| ML20033D159 | |
| Person / Time | |
|---|---|
| Site: | Clinton  |
| Issue date: | 12/03/1981 |
| From: | Geier J ILLINOIS POWER CO. |
| To: | John Miller Office of Nuclear Reactor Regulation |
| References | |
| U-0372, U-372, NUDOCS 8112070315 | |
| Download: ML20033D159 (3) | |
Text
U-0372 ILLINDIS POWER 00MPANY L30-81 (12-03)-6 500 SOUTH 27TH STREET, DECATUR, ILL!!iols O'2525 December 3,1981 h'
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Mr. James R. Miller, Chief 8
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Standardization & Special Projects Branch
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Dear Mr. Miller:
N Clinton Power Station Unit 1 Docket No. 50 - 461 Attached are details related to the following items which were discussed with L. Ruth, Containment Systems Branch, during a meeting of December 2,1981, to resolve. issues for the Clinton SER:
ISSUES SRV In-Plant Test Program Subcompartment Analysis The above are considered by the NRC and IP to be confirmatory e
issues for licensing purposes.
Sincerely, J.D. Geier y
Manager, Nuclear Station Engineering, Attachments cc:
J.H. Williams,.NRC Clinton Project Manager H.H. Livermore, NRC Resident Inspector L. Ruth, Containment Systems Branch
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IPC has not responded to Question 021.26 regarding the program in place for the in-plant testing of the quencher device.
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IPC proposes to do no in-plant testing of quenchers, based on the favorable results of testing at Kuosheng Unit #1 in-Taiwan,.'and the CPS conservative design. (De Atw Mt=GorenriN(
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a Issue Subcompartment Analysis IPC must provide further clarification and justification as to the use F and.1% humidity in the shield annulus subcompartment.
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-Response This was responded to in question 480.02.
Additional - Question Will all containment isolation valves in the steam tunnel meet the environmental qualifications-listed in Response to Question 410.2?
Response
All essential electrical equipment and instrumentation in the steam tunnel will be qualified to the environmental conditions specified in the Response to Question 410.2.
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A tion Required
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IPC to provide to the NRC the-forces and moments on the'RPV pedestal resulting from an annulus press'irization event.
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