ML20112E152
| ML20112E152 | |
| Person / Time | |
|---|---|
| Site: | Shoreham File:Long Island Lighting Company icon.png |
| Issue date: | 07/21/1984 |
| From: | Hafner B AFFILIATION NOT ASSIGNED |
| To: | Gilbert R NRC |
| Shared Package | |
| ML20105B226 | List: |
| References | |
| FOIA-84-250, RTR-NUREG-0420, RTR-NUREG-420 NUDOCS 8501150042 | |
| Download: ML20112E152 (2) | |
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V Bill Hafner 5h Robinwood Street Mastic, NY 11950 23 May 1082 Jerry N. Wilson, F.E.
US Nuclear Regulatory Commission Division of Licensing 4ashington, DC 20555 technical inquiry SUBJ: Shoreham unit no.1, Docket number 50-322 RE:
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Dear Mr. dilson,
The following questions are directed to you or your associates largely based on material cresented in NUREG-Ok20, the SER, and its supplenents.
RHR and, in suecific RSCS (1) SUBJ:
RE: NUREG-Ok20, section 7 k,.2, page 7-11
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The NRC notes that a single failure in any cne of the two valves in series will preclude dSCS from nerforming its intended func-tion.
Jhy didn't the NRC order a design modification to eliminate the situation rather than accept an SRV backup, especially)in light of and tne the poor c.perational history of the valves tgenericallyas c ciu ted * *dh 3J2 generic a.c system problac.sto be of concern aince RSCS is the norma Automatic switchover of RCICS suction (2) SUBJ:NUREG-Ok20, suppl 1, page 22 86 RE:
The applicant agrees to implement the recommended modification, ho ever, there is no mention as to when.
upon?
Multiplexing circuitry NUddG-Ok20, section 7.6, pages 7-13 to 7-15 (3) SUBJ:
RE:
Numerous SNPS safety-related systems employ multiplexing circuitry than individual hard-wired ones. What other BWR's are a rathb in this ategory ?
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Nfonfbfner SNPS (h) SUBJ: 5tainless Steel Pipe cracking RE: NUREG-Oh20, suppl 1, section 5.2.6.2, pages 5-3 and 5-k The NRC states that the applicant was not able to nake all the modifications recommended in NUREG-0313 Rev 1 but did take significant action.
ty was the applicant not able to make all the recommended changes ?
(5) SUBJ: Mark II Ioad Criteria RE: NUR5G-0420, Section 6.2.1.8 Peel Dynamics The NRC has issued NUREG-Oh87 and supulements in order to neet the needs of the lead Park II facilities.
2he applicant has agreed to adept NRC generic criteria er. cent for a few cases where alternative criteria were proposed. i.hy has the applicant deceided to follow the long-term program rather than meet the criteria established for the lead plants in those areas ?
If it would be mere convenient for you or members of your ctsfe nicase feel free to call during normal to employ a telephone reol3,6ch6 business hours--- (516) 281-ihank you for your time and awaiting your reply, Sincerely,
_m Bill Hafner i
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