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← Document results/DEP Box 40/90 WASHINGTON STREET; 1000793, 17/29
Document / 32 pages

Building inspection form, 90 Washington Street, Oct 2002

Machine-extracted title · confidence 85%

Form recording visual inspection results for facades and air monitoring locations at the specified building site.

NYC-WTC_000113544–000113575

Folder label: “90 WASHINGTON STREET; 1000793, 17/29

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NYC 9/11 Public Portal Document

OCT-04-2002 FRI 04:31 PM FAX NO. F. 12/31

Building Facade Clan-up

contractor with NYCDEP and NYSDOL Work shall be performed by a NYSDOL licensed asbestos asbestos certified workers. building Facades. The contractor performing the cleaning should be experienced in cleaning below th s facade cleaning shall The clean up area shall be specified ("specified area") by DEP. The area collected for disposal as ACM be covered with a layer of polyethylene sheeting. All debris must be bagged ' n ACM waste labeled directly upon removal from the surface- (i.e. All waste must be double permitted. bags.) Running water or water runoff on the building facade is not Access to the :street below the facade Building occupants shall be notified prior to the facade cleaning. shall not be performed during wind cleaning shall be restricted and marked with caution tape. Cleaning speeds greater than 20 mph. windows shall be closed during the All HVAC systems and air conditioners shall be turned off. All require sealing with duct tape to cleaning of the building. Some air conditioners and windows may prevent water penetration. on the roof must be .n cases where equipment is rigged from the roofAll clean-up activitii:$ completed prior to rigging equipment from the roof. large bulk material by wetting All horizontal surfaces and all windows on the facade shall be cleaned of :,crapers, by wet wiping and hand brushing or scraping with non-metallic bristle brushes or non-metallic far wet wiping and low- and/ or by HEPA vacuuming from top to bottom. Only water shall be used agents are prohibited. pressure washing. Detergents, solvents, additives, and any other chemical cleanirg bags). Windows shall be wet The removed material shall be immediately placed into containers (e.g. for ;SPA vacuums shall be wiped. Free running water shall not be evident during this procedure. Power supplied through ground fault interrupters. A low pressure washing After completion of debris removal, the specified area shall be carefully washed. bowice-back. Facades shall technique, moving from top to bottom, shall be employed to minimize water be washed with a low-pressure wash not to exceed 250 psi, sidewalk shall be performed to At the completion of work, a visual inspection of the abated surfaces and verify the absence of visible debris. third parry air monitoring firm Air monitoring shall be performed by an independent NYSDOL licensed with certified workers. is recommended this work In order to minimize disruption to the public and to the building occupants, it be performed during off-hours.

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NYC-WTC 000113556

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NYC-WTC_000113556Source: NYC Law Department, mirrored locally

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