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DEP comments on sewer plans, Nov 1983

Machine-extracted title · confidence 95%

Department of Environmental Protection review comments on submitted sewer plans requiring stationing, invert elevations, and manhole labeling.

NYC-WTC_000165831–000165832

Folder label: “North Access Connection, AMTRAK 10th Ave. Tunnel”

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NYC 9/11 Public Portal Document

‘IS* 4 REar’ t J NOV 25 WHIER POLLUTION ^uNTROt mailroom

November 23, 1983

Seelye Stevenson Value & Knecht, Inc. Engineers & Planners 99 Park Avenue New York, NY 10016

RE: North Access Connection, 10th Avenue Tunnel Amtrak, Borough of Manhattan

Dear Sir:

In reply to, your submittal of 95Z plans with a letter dated November 10, 1983 on the above referenced project, please be advised of the following specific commetns of this department:

A) Drawing No. C-Ul;

1. Show stationing and invert elevations at all existing manholes.

2. Show the existing sewer exactly as per MTA Contract No. 1-02-21064-0-0 ie, locations where it is plugged, abandoned etc.

3. Label the drain and expansion joint manhole.

B) Drawing No. C-D2:

1. Manhole No. 2 should be pressure relief manhole and not type A-1 manhole. Submit details.

2. Manhole No. 1 should be a chamber and not type A-2 manhole. Submit details and structural computations.

C) Drawing No. C-UTl:

1. Show stationing of manhole No. 1 and existing manhole.

-2. Manhole No. 1 will be a chamber and M.H. 2 will be a pressure relief manhole.

3. Show angle of deflection between the proposed 24" and 30" R.C.P. class III pipes at proposed manhole No. 1.

-cont-

NYC-WTC_000165831

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NYC-WTC_000165831Source: NYC Law Department, mirrored locally

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DEP response to 95% plan submittal, Dec 1983 · Box DEP Box 44

NYC-WTC_000165824

Department of Environmental Protection letter acknowledging receipt of 95% plans and referring comments previously sent to the consulting engineers.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.961

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