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← Document results/DEP Box 44/WORLD TRADE CENTER - RELOCATION OF RIVER WATER INTAKE LINES & PUMP STATION ELECT. POWER & COMM. LINES
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Foundation Specifications for WTC River Intake Relocation

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Construction specifications document detailing foundation requirements for the World Trade Center river water intake system relocation project.

NYC-WTC_000165112–000165243

Folder label: “WORLD TRADE CENTER - RELOCATION OF RIVER WATER INTAKE LINES & PUMP STATION ELECT. POWER & COMM. LINES

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NYC 9/11 Public Portal Document

Batter aagark City Conuner dOl Center Bldg. ’B* WTC River Water Intake System Relocations

c. The average gross wrapping stress in the high ten­ sile wire shall not exceed 75 per-cent Qf the mini­ mum ultimate tensile strength of the ?wire. The minumum centerline spacing of the wire shall be that which produces a clear distance qf 3/16 inch between wires on the barrel of the pipe, and the maximum centerline spacing shall be 1-1/2 inches. The minimum diameter of. wire used shall be No. 8 gauge wire. The wrapped pipe shall be covered on the outside with a dense cement mortar coating. minimum 13/16 inch thick. d. The Manufacturer shall submit pipe design calcula­ tions to the Contractor for approval, before manu­ facturing pipe. Pipe shall be furnished to meet design conditions related to pile supports. 5, Joints; Each length of pipe shall be provided with steel bell and steel spigot ends. The spigot end shall be lined with concrete on its interior surface and the bell ring covered with mortar on its exterior surface. Each pipe shall be constructed with a self-centering expansion joint sealed with a rubber gasket. Portions of the joint rings which will be exposed after the pipe is manufactured shall be protected from corrosion by a minimum 0.002 inch thick resistant metallic coating, applied by an approved means. 6. Pittings & Specials; Elbows, tees adapters, reducers and other special fittings shall be of non-prestressed cylinder type construction and details of their rein­ forcement shall be submitted to the Contractor for ap- proval prior to their manufacture. All shorts and clo- sure cylinders shall be designed for maximum design condition so as to permit their use at any location along the entire line. a. All materials and workmanship shall be as provided in the latest edition of AWWA C301. b. Elbows and tees shall be of steel cylinder type construction. Special pipes shall be provided with joint rings corresponding to those on adjoining * straight pipe. Special ends shall be provided where requiredto connect to cast in -.place rein­ forced concrete pipe.

Prestressed Concrete ■Cylinder Pipe 15030-3

NYC-WTC_000165183

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NYC-WTC_000165183Source: NYC Law Department, mirrored locally

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NYC-WTC_000165064 · Box DEP Box 44

Request documentation regarding the relocation of river water intake lines and pump station utilities at the World Trade Center.

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