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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_000118359–000118375

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

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NYC 9/11 Public Portal Document

of ~kl~ Lk7E~2 18:23 2124838395 CRG PAGE 14

Building Facade Clean-up

Work shall be performed 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 he shall directly upon removal from the collected for disposal as ACM bags.) Ruining water or surface. (i.e. All waste must be double water runoff on the building facade is bagged in ACM waste labeled not permitted. Building occupants shall be notified prior to the facade cleaning, cleaning shall be restricted and ma..ked Access to the street below the façade with caution tape. Cleaning shall not be performed during speeds greater than 20 mph wind All Jk-iVAC systems and air .conditioners shall be turned off All cleaning of the building. Some wndolrvs ski: be closed during the air conditioners and windows prevent water penetration. may require sealing with duct tape to In cases where ui rnerat is ri eed from the roof completed prior to rigging equipment All clean-up activities on the roof from the roof. must be All horizontal surfaces and all and hand brushing or scraping windows on the facade shall be cleaned of large bulk material by with non-metallic bristle wetting and/ or by } PA 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 chemical and Iow- The removed material shall be cleaning agents are immediately placed into containers (e.g. bags). prohibited. wiped. Free running water shall not Windows shall be wet be evident during this supplied through ground fault procedure. Power for HEPA vacuums interrupters. shall be After completion of debris removal, the specified area shall be technique, moving from top to carefully washed. A low pressure bottom, shall be employed to washing be washed with a minimize water bounce-back. Facades shall low-pressure wash not to exceed 250 psi. At the completion of work, a visual inspection of the abated verify the absence of visible surfaces and sidewalk shall be: performed debris. to Air monitoring shall be performed by an independent NYSDOL with certified workers. licensed third party air monitoring firm

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 000118370

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NYC-WTC_000118370Source: NYC Law Department, mirrored locally

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