Asbestos abatement technical specifications, 130 Cedar Street, July 2004

NYC 9/11 Public Portal Document

Asbestos Abatement Technical Specifications For 130 Cedar Street, New York, NY

• 1.12 The Contractor shall provide the necessary water filtration units to filter wastewater through a 0.5 micron final filter.

1.13 The Contractor shall have available ladders and/or scaffolds of sufficient dimension and quantity so that all work surfaces can be easily and safely reached by inspectors. Scaffold joints and ends shall be sealed with tape to prevent incursion of asbestos fibers. Scaffolding shall comply with the OSHA requirements.

2.0 Work Area Preparation (Full Enclosure Containment)

2.1 The Owner(s) or designated representative shall provide notification to all occupants of the work place and immediately adjacent areas of the asbestos project.

2.2 The work place shall be vacated by the occupants prior to work area preparation and until successful clearance air monitoring.

2.3 The Contractor shall post caution signs meeting the requirements specifications of OSHA General Industry Safety Order Section 1926.58 K(2) and other applicable regulations at appropriate approaches to locations where airborne concentrations of asbestos may exceed ambient background levels. Signs shall be posted at a distance sufficiently far enough away from the work area so as to permit an employee to read the sign and take necessary precautions to avoid exposure. Additional signs may require posting upon construction of work place enclosure barriers.

2.4 The Contractor shall have at least one responsible person able to communicate effectively in English at the work site at all times. Failure of this provision shall result in stoppage of work, which shall not resume until such person is present at the work site.

2.5 The Contractor shall provide sanitary facilities for abatement personnel outside of the enclosed work area and maintain them in a clean and sanitary condition throughout the project.

2.6 The Contractor shall perform work including waste material removal only when the building ventilation system is inoperative.

2.7 The Contractor shall wet clean and remove all removable items from the work area. Upholstered furniture, carpeting and drapes shall be HEPA-vacuumed before removal from the work area. if carpeting is left In place, it shall be covered with 6-mil fire retardant polyethylene, and then with a one-half inch (1/2) thick rigid flooring material prior to normal plasticizing.

2.8 Under the direction of the Owner(s) or his authorized representative, the Contractor shall shut down and lock out electrical power to all work areas • and/or non-critical apparatus. The Owner(s) shall provide and ensure safe installation of temporary power sources and equipment, giving special attention to areas of high humidity and/or sprayed water. Installation must

Prepared by JLC Environmental Consultants, Inc. Project No. 04-3271 Page 38

NYC-WTC 000125616