Asbestos cleanup scope letter, 65 Nassau Street, Sep 2001

NYC 9/11 Public Portal Document

. Black Rock Construction Company 86-16 168th Street suite 60, Jamaica, N.Y. 3.3.432 Phone: (718) 897-8061 Paz: (718) 746-0023

NYC Department of Environmental Protection Bureau of Air, Noise and Hazardous Materials Asbestos and Lead Control Program 59-17 Junction Boulevard- 8"' Floor Elmhurst, N.Y. 11373

Attn: Ms. Norma Richardson

Re: Asbestos Emergency Clean up Scope of work. Interior Apartments.

Premise Address: 65 Nassau Street, New York, N.Y. 10001 TRU#

Dear Ms. Richardson:

This letter is in regards to the Scope of work necessary for the clean up of Asbestos containing debris inside the apartments at 65 Nassau Street, New York, N.Y. 10001

Scope of work: 11th 2001, causing The result of this emergency project is from the terrorist attack on September the demolition and collapse of the World Trade Center located 2 blocks away from these premises. Asbestos air sampling, bulk samples and dust wipes were taken from this location, which has shown the presence of Asbestos in various tenant apartments, hallways and certain rooms inside tenants apartments located at 65 Nassau Street, NYC, NY.

On this project there is approximately 2,500 square feet of asbestos containing dust from the twin towers, contaminating various apartments located at 65 Nassau Street, NYC, NY. We shall comply with all applicable NYC Title 15, Chapter 1 sections regarding emergency asbestos clean up procedures. We shall begin by erecting temporary pop up decontamination unit located in a clean area and shall be accessed by all handlers. After the Decontamination unit is set up and operational, an air lock shall be placed at the entrance of the contaminated area to be cleaned, then the Asbestos handlers shall install 2 HEPA micro traps on the furthest side away from the Decon to provide negative air as so not to contaminate the clean areas outside the contaminated work area. After the micro traps are tested and are operational, all remaining controls shall be installed. Once controls are in place, the asbestos abatement handlers shall then begin vacuuming and / or wet wiping all surfaces inside the apartment including all windows, walls floors, furniture and various items throughout the entire apartment areas. All personal belongings that cannot be cleaned via vacuuming and / or wet wiping shall be doubled bagged and considered as Asbestos containing debris and disposed of as such. Any contaminated personal clothing shall be sent to either a professional cleaner or shall be machine washed a minimum of 3 times before being turned over to the owner of such items. All HVAC ducts leading to the contaminated apartment shall be plasticized in accordance with NYC Title 15, Chapter 1. All water collected from this process and the Decontamination unit shall be collected and pumped thru a .05-micron industry standard filter. After the water has been processed we shall dispose of the water as per NYC Title 15 Chapter 1.

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