ML19257D033

Final Deficiency Rept Re Improper Weights of Velan Valves. Seven Supports Could Have Overloaded Under Design Basis Event.Redesign of Piping Sys Complete,Drawing Changes Issued & Mods in Progress

ML19257D033
Person / Time
Site:	Summer
Issue date:	01/21/1980
From:	Crews E SOUTH CAROLINA ELECTRIC & GAS CO.
To:
References
NUDOCS 8001310244
Download: ML19257D033 (1)

Text

-

south CAROLINA ELECTRIC & GAS COMPANY post OF FILL 908 ?44 Cowssia, sours CAnaWNA 29218 e u ~ -. .. . , , ,

v cg Pag SrDiet a=0 Geoup D E C sitw t January 21, 1980 Mr. James P. O'Reilly, Director United States Nuclear Regu?' ory Conmission Pagion II 101 Marietta Street, N.W.

Atlanta, Georgia 30303

Subject:

V. C. Summer Nuclear Station Reported Item in Accordance with 10CFR 50.55(e)

Docket No. 50/395 Nuclear Engineering File - 3.1051

Dear Mr. O'Reilly:

South Carolina Electric and Cas Company reported a significant deficiency to your of fice in a letter dated June 18, 1979 with re-gard to improper weights of Velan valves. Subsequent correspondence in August and September, 1979 provided interim reports on the subject.

Using corrected weights of the Velan valves SCE5G has determined that seven (7) supports could have overloaded under the design basis event. Redesign of the piping system has been completed, drawing changes have been issued and the modifications are in progress. Since corrective action is in progress SCESG considers this the final report on this item.

O If you have any quest ns ,please let us know.

I e r), 'ruly yours,

- QL-E. H. Crews, Jr.

= /

I RSC:EHC:jw CC: Of fice of Inspection 5 Enforcement Washington, D. C.

1841 c

u99 Boi9 sc-

//O g o o , 31 o dFV 3

. _ - _ . -____ . _ _ _ _