Agreement for exterior cleanup, 94 Greenwich Street, Oct 2002

NYC 9/11 Public Portal Document OCT-24-2002 09:11 NYCDEP BANHM ASB/LEAD TRU 718 595 3648 P.06

New York City Department of Eovironmetsi Protection Bureau of Environmental Compliance Asbestos Control Program

Building Esterlor Clem-up

Scone of WO appropriate regulations, All work performed shall be in compliance with all applicable, relevant, and including but not limited to those of the United States Environmental Protection Agency (USEPA), the Administration (OSHA), the New United States Department of Labor Occupational Safety and Health Department of Environmental York State Department of Labor (NYS DOL), the New York State New York City Conservation (NYS DEC), the New York State Historic Preservation Office (SHPO), the New York City Department of Sanitation (DOS), the New York City Department of Health (DOE), the Environmental Landmarks Preservation Commission (NYC LPC), and the New York City Department of Protection (DEP).

ackround The DEP with assistance from representatives of the NYS DOL and US EPA performed follow-up the Site

visits at buildings in the vicinity of the World Trade Center. The visual assessments disclosed presence of various amounts of debris with various dispersal patterns at the building exteriors. The majority of buildings bad isolated areas of debris specifically at the perimeter of the roofs, at the base of parapet walls, and in gutters. Debris was also visible at horizontal surfaces on some of the building facades. For some buildings, building facades facing the street were cleaned while the facades at the rear remained dirty. debris The observed debris was characteristic of the debris from the impact of September 11, 2001. The appears to have reformed into a dense mass (caked). During the DEP follow-up visits, samples of the debris were collected from various roofs. The uneven dispersal identified above was also evident in the sample collection. Samples collected front various buildings indicated that some of the debris was asbestos-containing material (ACM). Based on these results and the most stringent assessment and evaluation, this material may be ACM and shall be cleaned by NYS DOL licensed contractors with DEP and NYSDOL certified workers.

Purnuse A NYS DOL licensed asbestos contractor with DEP and NYSDOL certified workers shall perform the clean-up of building roofs, setbacks, and/or building facades within the vicinity of the WTC. The scope of work for the clean-up activities is attached. The cleanup activities shall consist of collection of debris and wet cleaning/HEPA vacuuming until the surfaces are clean of visible debris. Contr~ t Term andSzkec catlous The contract shall be in force for 120 consecutive calendar days from the DEF commencement date. Services shall be directed by the DEP. Contractors shall be prepared to mobilize within 72 hours of the contract award. The DEP expects contractors to provide four to five crews with a nunintum of five handlers per day at each of the areas. Multiple building roofs shall be cleaned simultaneously.

Work shall not be performed at any building found to be structurally unsound. Page 1 05/©3102

NYC-WTC 000128455