ML20059A383

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Confirms Util Has Completed Replacement of Thermo-Lag 330-1 Fire Barriers in Floors Between Areas 2/3 PE-63-3B & 2/3-PE-45-3A for Units 2 & 3
ML20059A383
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 12/21/1993
From: Marsh W
SOUTHERN CALIFORNIA EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9312300139
Download: ML20059A383 (1)


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Southem Califomia Edison Company 23 PAF1KLF1 ST F3E ET IFIVINE, CAllFO84NIA 92718 WALTE f t C MAsiSH December 21, 1993 MA*4AtsF M Or Nt>t.1.E AH FiL CNLAY Las4Y Af F AIF19 n umme (714) 4ab4-4403 U. S. Nuclear Regulatory Commission Attention:

Document Control Desk Washington, D.C.

20555 Gentlemen:

Subject:

Docket Nos. 50-361 and 50-362 Confirmation of Replacement of Thermo-Lag 330-1 Fire Barriers San Onofre Nuclear Generating Station Units 2 and 3

Reference:

W. C. Marsh (SCE) to Document Control Desk (NRC) letter, dated April 16, 1993.

This letter confirms that Southern California Edison (SCE) has completed replacement of Thermo-Lag 330-1 Fire Barriers in the floors between fire areas 2/3-PE-63-3B and 2/3-PE-45-3A (tendon access hatches) for San Onofre Units 2 and 3.

The replacement material satisfies SCE's commitments in the referenced letter and completes all San Onofre Unit 2 and 3 actions related to NRC Bulletin 92-01, " Failure of Thermo-Lag 330 Fire Barrier System.

Very truly yours, o

l B. H. Faulkenberry, Regional Administrator, NRC Region V cc:

M. B. Fields, NRC Project Manager, San Onofre Units 2 and 3 NRC Senior Resident Inspector's Office, San Onofre Units 1, 2 & 3 i

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