ML19225C901
| ML19225C901 | |
| Person / Time | |
|---|---|
| Site: | Shoreham File:Long Island Lighting Company icon.png |
| Issue date: | 06/15/1979 |
| From: | Novarro J LONG ISLAND LIGHTING CO. |
| To: | Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| SNRC-398, NUDOCS 7908030208 | |
| Download: ML19225C901 (4) | |
Text
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LONG ISLAND LIGHTING COM PANY
/Ed"O SHOREHAM NUCLEAR Pt NER STATION 3
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P.O. BOX 618. NORTH COUNTRY RO AD + WADING RIVER. N.Y 11792 June 15, 1979 SNRC-398 Mr. Boyce Grier, Director Office of Inspection & Enforcement Region 1 U.S. Nuclear Regulatory Commission 631 Park Avenue King of Prussia, PA 19406 IE BULLETIN 79-04 Long Island Lighting Company Shoreham Nuclear Power Station - Unit 1 Docket No. 50-322
Dear Mr. Grier:
IE Bulletin 79-04 requested information concerning potential application cf incorrect check valve weights in seismic Cate-gory I piping analyses.
The following is our response to this Bulletin.
In response to Item 1, Attachment 1 lists all seismic Category 1 systems and appropriate line designation or mark numbers where 3,
4, or 6 inch Velan Engineering Corporation swing check valves are or will be installed at Shoreham.
In response to Item 2, the correct check valve weights for all types used at Shorenam were provided by Velan Engineering Cor-poration via letter dated January 24, 1973, in response to re-quest by Stone & Webster Engineering Corporation.
The valve weights as furnished in the Velan letter were utilized in the Stone & Uebster seismic piping analyses.
In response to Items 3, 4, and 5, sinec. the correct check valve weights have been used no corrective actions have been required.
408 166 79 08 030 2 o'R.
79008:030 e c..m
SNRC-398 Mr. Boyce Grier June 15, 1979 Page 2 We trust that the above has been responsive to your request.
Should you require additional information, p'. ease do not hesitate to contact us.
Very truly yours, a
0 J.
P.
Novarro Project Manager Shoreham Nuclear Power Station MHM: j m cc:
Mr. Harold D. Thornberg Division of Reactor Construction Inspection Office of Insoection & Enforcement Nuclear 'egulatory Commission U.S.
R Washington, D.C.
20555 408
- 167,
ATTAC WE:T L Mark I:n.
Si:e Jynten Diarrnn Line Decienntion ':n. or "'s
o.
1T48 E4-52A GR-1C6 151-2, GR-105 151-2 VCT-15A-2-K 6"
' 2 1 151-2, WR-2 151-2 1E51 E'-22 A 1 P42 Rf15C A07-293, A0V-29!.
vCI 15A-3-K 6"
1M50 FB-43A CJ-1 ' 51 -3, Ca'-3-151 -3 1M50 FB-43B CJ-39-151-3, CJ-41 151-3 1 E11 FII-20A JR-241-301-2, WR-243-301-2 7Cl-30 A-2-K 3"
1 E1 '
Fit-203 iR-2!.2-301 -2,
'4R-2!.4-301 -2 7CJ-30A-2-K 4"
1E11 D!-20A
'4R-324-301 -2, '4R-313-301 -2 1E11 D!-20B WR-325-301 -2, '4R-312-301 -2, WR-350-301-2 VCW 15A-2-K 3"
1 G11 R-463 DR'J-24-151 -2 7Cl-3 C A-3-K 4"
lii11 D:-29A SLP-219-301 -3, CLP-217-3C1-3, SLP-216-301-3, SLP-215-301-3, SLP-214-301 -3, SLP-213-101 -3 SLP-212-301 -3, SLP-221 -301 -3, Our-c u-;u.-3, d L P,,., -;, u-.i-;,
o S LP-219-301 -3 VCF-30A-3 4"
1R43 M{-443 AS-10-301 -3, AS-21 -301 -3, AS 301-3, AS-2-301-3, AS-3!.-301-3, AS-42-301-3 VC'.L 90?A-1 -R 4"
1G33 RI-24A WD-24-90' B 1, JD-28-9018 1 VCV-9CF:T 1-R 4"
1 E11 RI-20B
'JR-285-901 A 1 1G33 Rf-21.A WR-6-901A-1 (2 'talves)
VCJ-90FA-2-R An 1551 Ef-22A
'J 10-901 B-2, '4-4-9013-2 408 168
/
l' Mark I'o.
Sir.e Systen Dinernn Line Desi enntion !!o.
VC'J-90nt-2-R 4"
1E41 at-25A
'JR-13-901 A-2 1 E11 E'-20A
'JR-363-901 A-?
1El1 HI-20B
'dR-364-901 A-2 VC'J-90ar-3 R 3"
1G33 M!-24A
'JR 18-901 A-3, JR 19-901 A-3 VC'J-90El-3-R 4"
1G33 Ri-21.A
'a-3 h-901A-3 VC'I-150B-1 -X 3"
Spare 'lalve k0?
I a/ 9
.