ML19309A120

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Forwards Deficiency Rept Re Inward Bulges of Containment Liner Plate
ML19309A120
Person / Time
Site: Rancho Seco
Issue date: 06/06/1972
From: Mattimore J
SACRAMENTO MUNICIPAL UTILITY DISTRICT
To: Low L
US ATOMIC ENERGY COMMISSION (AEC)
Shared Package
ML19309A121 List:
References
NUDOCS 8003260838
Download: ML19309A120 (1)


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SACRAMENTO MUNICIPAL UTILITY DISTRICT O 6201 S Street, Box 15830, Sacramento, Califomia 95s13; (916) 452-3211 June 6, 1972 Mr. Lawrence D. Low i

Director Directorate of Regulatory Operations U. S. Atomic Energy Commission

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Washington, D. C.

20545 Dear Mr. Lows During a recent AEC audit at Rancho Seco, it was noted that some localized inward bulges on the containment liner had been accepted which were in excess of the allow-able bulges used in the calculations in supplement number l

of the PSAR.

In accord uce with an understanding reached with t

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the AEC inspector, the enclosed " Report On Inward Bulges of Containment Liner Plate at Rancho Seco Nuclear Generating i

Station" is submitted in accordance with 10CFR50.55. This report demonstrates analytically that the bulges on the liner are acceptable.

Sincerely 3 curs, 4

J.

. Mattimoe Assistant General Manager and Chief Engineer r

Enclosures 25 2 R. W. Smith, Region V L

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