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Scope of Work Exhibit, 60 Broad Street Permit Application

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Exhibit defining regulatory compliance requirements for cleanup work at 60 Broad Street.

NYC-WTC_000118425–000118433

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

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NYC 9/11 Public Portal Document e5/3w2002 16:23 2124838895 CRG PAGE 14

Building Facade Clean-up

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

The contractor performing the cleaning should be experienced in cleaning building facades. The clean up area shall be specified be covered with a layer of ("specified area") by DEP. The area below the facade polyethylene sheeting. All debris must he collected cleaning shall directly upon removal from the for disposal as ACM surface. (i.e. All waste must be double bagged bags.) Running water or water in ACM waste labeled runoff on the building facade is not permitted. Building occupants shall be notified prior to the facade cleaning. Access to the cleaning shall be restricted and ma' ked street below the facade with caution tape. Cleaning shall not be speeds greater than 20 mph. _ performed during wind 5~ covi-r.xtcl"iihy w4 41 hoc<'N~o{'.' ct ,,,j u.t {-f~

All HVAC systems and air .;onditioners shall be turned of, All windows cleaning of the building. Some air shall be closed during th conditioners and windows may require sealing prevent water penetration. with duct tape to

In cases where equipment is rigged from the roof All clean-up activities completed prior to rigging equipment from on the roof must be the roof. All horizontal surfaces and all windows on the facade shall be cleaned of and hand brushing or scraping with large bulk material by wetting and/ or by HEM vacuuming from non-metallic bristle brushes or non-metallic scrapers, by wet wiping top to bottom. Only water shall be pressure washing. Detergents, solvents, used for wet wiping and low- The removed material shall be additives, and any other chemical cleaning agents are prohibited. immediately placed into containers (e.g. bags). wiped. Free running water shall not be Windows shall be wet evident during this procedure. Power for supplied through ground fault interrupters. HEPA vacuums shall be

After completion of debris removal, the specified area shall be carefully washed. A technique, moving from top to bottom, shall low pressure washing be washed with a lowpressure wash be employed to minimize water not to exceed 250 psi. bounce-back. Facades shall

At the completion of work, a visual verifir the absence of visible debris. inspection of the abated surfaces and sidewalk shall be performed 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 building be performed during off-hours. occupants, it is recommended this work

Page 5 05/03/02

NYC-WTC 000118429

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NYC-WTC_000118429Source: NYC Law Department, mirrored locally

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