Asbestos removal variance correspondence, 130 Cedar Street, Jan 2005

NYC 9/11 Public Portal Document 01/11/2005 01:42 17325653654 NOVA DEVELOPMENT GRP PAGE 07

• EAST COAST HAZ MAT REMOVAl, INC Asbeatas Abatement Contractor 494E, 41 Street, Paterson, NJ 07504 Phone: (973) 345.0022 Fax: (973)345-4685

We are requesting a variance from the following ,subsections: Section 1-81(rrt); Partial plasticization of the work area(s). Section 1-82(a) & 1-83(a): Remote decontamination facilities, Section 1-91C~); Static negative air Pressure of less than 0.02 inch water column.

o Procedures a. All tent enclosures and contiguous spaces within a radius of 10 feet shall be roped off and regulated to allow only certified workers and authorized visitors to enter. All tents shalt be lined with 2layers of plastic sheeting (6-mil thickness at a minimum), the amounts of ACM that may be abated in each modified tent shall not exceed 160 square foot, or (b) 2601)near feet, or ( 160 combined feet (square plus linear). b. All modified tents shall be fully framed (including horizontally across the top, it applicable) with 2x3 (Minimum) wood or metal studs spaced not more than 36 inch center- to-center vertically around all sides (except at the entry/exit which shall not exceed 36 inch width); and a minimum of one air volume change per IS minutes through each modified tent 8ha11 be maintained. C. An airlock having at least 3 feet length between the two curtained doorways shall be

J constructed at the entrance to each and every tent if the decontamination unit is not attached to the Lents, and if a decontamination unit is not attached to each tent, located within each airlock there shall ,be extra clean and uncontaminated disposable protective suits. d. Any decontamination unit that 19 not attached to 4 tent (i.e. that is remote from a tent) shall be constructed in compliance with the requirements of Attachment R. Decontamination units that are attached to tents shall comprise at toast a shower room and .a clean room, with one curtained doorway separating them, and with a second curtained doorway separating the tent from the shower room. e. After the ACM removal and bagging, the bagged waste shall be REPA-vacuumed then wet cleaned and transferred into the airlock or into the shower room for double bagging, and thereafter the double-bagged waste shall be transferred outside the clean room for Its final transfer to storage in a holding area and/or to legal means of disposal.

V. Work Area; Fourth throughout Twelve Flood.

1000 SF Variance VA chase 50 LP Variance VA 124 SF Variance VA 100 SF Variance VA 50 LF Variance yA Total 1220SF& 1,00LF. is 200 SF VarianceVA Floor I Chaac N. 100 LF Variance VA Closet 120 SF Variance VA LLath Floor I Fright Tley. Door Sea1iboor Insulation 10Q SF Variartae VA • Fif!h Ploor J,Electrical Closet Wire insulation 100 LP Variance VA

NYC-WTC 000125724