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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

2. Piles shall be driven to tt. minimum penetration resistance of five (5) blows pe.r one quarter inch or smaller penetration for the last 40 blows and in addition shall be installed in accordance with the New York City Building Code. 3. Piles whose tops have been crimped or damaged during driving shall be trimmed square below the damaged portion and redriven to the specified minimum penetration resistance. D. PILE LENGTHS 1. The Subcontractor shall be solely responsible for selec­ ting the lengths of piles to ba driven. 2. The approximate elevations of the bedrock surfaces have been estimated at test borings and approximate contours a.re shown on the Information Drawings. These elevations are shown for information only, and actual bedrock elevations at pile locations may differ from the contoured elevations. E. PILE DPJVING 1. All piles shall be driven in the presence of a Professional Engineer.who will keen a.detailed record of each pile driven. The Professional Engineer will be engaged by the Contractor.

2, All piles shall be driven in conformity with the pile driving criteria specified in this Section. 3. Spudding of piles to clear obstructions will be permitted. 4, Jetting of piles will not be permitted. 5. Piles shall be driven at subgrade elevation and the use of followers will not be permitted, except as may be specifically approved by the Foundation Engineer. 6. No pile drivi.ng will be permitted within 50 feet of any concreting operation or within 50 feet of any concrete less than 48 hours old.

BPC-COMMERCIAL CENTER STEEL PILING 02310-4 CUL-DE-SAC

NYC-WTC_000165150

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NYC-WTC_000165150Source: 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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