NYC 9/11 Public Portal Document
March 7, 1985 Syska & Hennessy
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Mr. Magdi Farag, P.E.
Department of Environmental Protection
Bureau of Sewers
40 Worth Street, Room 922
New York, New York 10013
Re: New York Exposition Convention Center
PVC Drainage Connection to City Storm' Sewer
. Dear, Mr. Farag:
As a follow up to our letter of February 8,. 1985 and your
telephone call of last week; I am enclosing the following: .
'■ a../; Load'calculations - -
b..- Johns-Manville "Perma-Loc", brochure:- - . - _ - .
You will note'that the.'.anticipated loads and associated
deflection on-the proposed-24_in. diameter PVCconnections -
are well, within-the limits allowed by the pipe-manufacturer- -
and Uni-Bell. ' - . . —~-
If you- require any additional information, please contact me.
Very, truly yours',' ;
- .SYSKA & HENNESSY ' ' -
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' Kenneth-E. Klein, P.E. • iS ■ !Z?
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enclosures
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cc: I. M. Pei & Partners m
Mr. Robert Milburn m
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Convention Center Development Corp.
Mr. Alan Holland.
Syska & Hennessy, Inc.
Mr. Craig Kalle
Syska & Hennessy, lnc.7 Engineers 11 West 425treet, New York, New York:i0036 Telephone (212) 921-2300 Telex 127049X125409
New Yorke Los Angeles.* SanFrancisco •'Cambridge
NYC-WTC_000165036
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