ML18018A896

Forwards GE Report, Dynamic Lateral Loads on a Main Vent Downcomer - Mark II Containment, NEDE-24106P

ML18018A896
Person / Time
Site:	Nine Mile Point
Issue date:	07/21/1978
From:	Sobon L General Electric Co
To:	Stolz J Office of Nuclear Reactor Regulation
References
MFN-298-78
Download: ML18018A896 (6)

Text

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LTP.1 ENCL 70 ,-"QUESTING WITHHOLDING PURSUAi<<T Tg 2.790 1NFG...FORWARDING PROPRIETARY It'lFO , JNSISTING GF R-PT Ei>lTITLED: "DYNAMIC LATERAL LOADS ON A MAIN VENT DOWNCGMER MAPS.'I CON"('hIMENT.

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FNCL CENTRAL FILE>>>>W/2 EhlCL 50-352 FILE>>>>LTR ONLY 50--5" FILE>>>>LTR ONLY 50-37r->>>>LTR ONLY i-410 FII E>>LTR ONLY STRUCT s AL ENG BR>>>>W/2 ENCL AD FQR FNG>>>>W/2 ENCL I PELT IER>>>>W/ENCL J SNELL>>>>W/ENCL W KAME'>>W/ENCL D 7 I BBETTS>>+W/ENCL D VASSALLQ>>>>LTR vNLY LWR83 CHIEF>>>>LTR ONLY AD FGR PLANT SYSTEMS>>>>LTR ONLY W PIKE>>>>LTR ONLY".!iSTR IBUTIGhl: LTR 65 I.IZE: 2Pi4P?50P 1 ENCL.37 CONTROL h>>BR: 7.=207000~.

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9 3 N E lI A 4'E 1.E C T R I 0 GENERAL ELECTRIC COMPANY, 175 CURTNER AVE., SAN JOSE, CALIFORNIA 95125 MC 681, (408)925-3495 NUCI EAR ENERGY PROJECTS DIVISION MFN-298-78 July 21, 1978.-"tll Pen U.S.Nuclear Regulatory Commission

'il Office of Nuclear Reactor Regulation Washington, D.C.20555 Attention:

Gentlemen:

SUBJECT:

Mr.John F.Stolz, Chief Light Water Reactors, Branch No.1 Division of Project Management GENERAL ELECTRIC REPORT,"DYNAMIC LATERAL LOADS ON A MAIN VENT DOWNCOMER-MARK II CONTAINMENT," NEDE-24106P, MARCH, 1978 Seventy (70)copies of the subject report (NEDE-24106P) are being provided by General Electric Company on behalf of the Mark II Owner's Group for your review as part of the Mark II Containment Supporting Program, Task A.13.This report provides a lateral load forcing function to'e applied to downcomer vents f'r design assessment.

The enclosed report contains information which the General Electric Company customarily maintains in confidence and withholds from public disclosure.

The information has been handled and classified proprietary by General Electric as indicated in the attached proprietary affidavit, and the request is hereby made that NEDE-24106P and the attached affidavit be withheld from public disclosure in accordance with 10CFR2.790.

07OC nc.

GENERAl e~El.ECTRIC USNRC Attn: Mr.John F.Stolz July 21, 1978 Page 2 A nonproprietary version of this report is being prepared for submittal in the near future.Sincerely L.J.Sobon, Manager BMR Containment Licensing I Containment Improvement Programs'JS:mks/785"786

Enclosures:

(70)cc: C.J.Anderson H.C.Brinkmann H.Chau L.S.Gi f ford I.A.Peltier R.L.Tedesco File: 3.2.7.c (NRC)(Mark II Owner's Group)(Mark II Owner's Group)(GE-Bethesda)(NRC)(NRC) 0