ML20126D063

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Ro:On 800231,during Investigation Re Lack of Pressure During Local Leak Rate Test on Reactor Water Cleanup Isolation Valves,Found through-wall Horizontal Crack on heat-affected Zone.Repair Under Evaluation
ML20126D063
Person / Time
Site: Brunswick  
Issue date: 04/04/1980
From: Tollison A
CAROLINA POWER & LIGHT CO.
To:
References
BSEP-80-638, NUDOCS 8004150504
Download: ML20126D063 (1)


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C ofins rewer A Lfght Compa ry 33APR 7 Pl2 ; 27 Erun..d.ek. dtenn Electric Fiant,.

a-si P. O. Box 10429 Southport,fic 28461 April 4,1960 rIts:

a3315 SERIAL: BSEP/80-638

!!r. Jer:::i P. O'Reilly, Director O. S. Uucicar ilegulatory Cocnission p. g t.,in I t 101 !!arir;tt1 1treet, Suite 3100 Atinnto, CA 30303

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'ih!9 fece t-Etc ceuf irr 9 the converection between tie. W. ti. Tucker, and tir. Austin

""riin, et your of fice, at 15'40 on /pril 4,1980.

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4 t'h t 3 0 Inycotig:1 ting to detercine why pressure could not be mintained during a P ent Ic@. rate test on the PRCU.tsointion valves F001 and F004, a 1/4" through-

-it heet. cr't,1 croch vao irTcsted in the heat-af fected zone 1/4" belcw the veld ti e 3/4" test connection to the half coupling on the 6" CICU header.

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I:'ntncering is evaluating the repair at this tite.

i f f'in event in reported under Technical Specification 6.9.1.Sc.

Yery tritly yours.

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3. m A. C. Tc111 eon, Jr., General ltr.ager Drtenewick Steam Elcetric Plant
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