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License agreement for exterior cleanup, 60 Broad Street, 2002

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Agreement between the City of New York and 60 Broad Street LLC for removing foreign material from building exteriors.

NYC-WTC_000118384–000118400

Folder label: “60 BROAD STREET 1000817, 24/1

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NYC 9/11 Public Portal Document

•a~/ mkt/ 2 E~2 1 :23 2124838895 CRG PACE 14

Building Facade Clean-nip

Work shall be perforated by a NYSDOL licensed asbestos asbestos certified workers. contractor with NYCDEP and NYSDOL

The contractor performing the cleaning should be experienced in cleaning building facades The clean up area shall be specified ("specified area") by DEP. be covered with a layer of The area below the facade cleaning polyethylene sheeting. All debris must be shall directly upon removal from the collected for disposal as ACM surface, (i.e. All waste must be bags.) Running water or double bagged in ACM waste labeled water runoff on the building facade is not permitted. Building occupants shall be notified prior to the facade cleaning, cleaning shall be restricted and m,kaed with caution tape. Cleaning shall speeds greater than 20 mph. not be performed duringawind

All LEIVAC systems and air .conditioners shall be turned offI All cleaning of the building. Some winnows shall be closed during the air conditioners and windows prevent water penetration. may require sealing with duct tape to In cases where ui meat is ri aed from the roof: completed prior to rigging equipment All clean-up activities on the from the roof. roof must be All horizontal surfaces and all windows on the facade and hand brushing or shall be cleaned of large bulk scraping with non-metallic bristle material by wetting and/ or by HEPA vacuuming brushes or non-metallic scrapers, by wet from top to bottom. Only wiping pressure washing. Detergents, water shall be used for wet wiping solvents, additives, and any other and Iow- The removed material shall be chemical clearing agents are prohibited. immediately placed into containers wiped. Free running water shall (e.g. bags). Windows shall be not be evident during this wet supplied through ground fault procedure. Power for HEPA vacuums interntgters. shall be Mier completion of debris removal, the specified area shall be technique, moving from top to carefully washed. A low pressure bottom, shall be employed to minimize washing be washed with a water bounce-back. Facades shall low-pressure wash not to exceed 250 psi, At the completion of work, a visual verift the absence of visible debris. inspection of the abated surfaces and sidewalk shall be performed to

Air monitoring shall be performed by an independent with certified workers. NYSDOL licensed third party air monitoring f rm In order to minimize disruption to the public and to the be performed during off building occupants, it is recommended hours. this work

Page 5 05/03/02

NYC-WTC 000118396

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NYC-WTC_000118396Source: NYC Law Department, mirrored locally

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