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 e) After the second cleaning, the work area shall be vacated a minimum • of four (4) hours before wet cleaning and HEPA vacuuming all surfaces in the work area for a third cleaning.

f) A complete visual inspection by the on site inspector shall verify the absence of ACM (e.g. debris, dust).

g) All tools, equipment and containerized waste shall be removed from the work area.

h) After successful clearance air monitoring the isolation barriers shall be removed in conjunction with the use of a HEPA vacuum.

SECTION EIGHT: PROCEDURES FOR DISPOSAL OFACW

1.0 Disposal Activities

1.1 It is the responsibility of the Contractor to determine the applicability of current waste handling, transportation and disposal regulations for the work site and for each waste disposal landfill. The Contractor must comply fully with these regulations and all appropriate U. S. Department of Transportation, EPA and other Federal, State and Local entities' regulations.

• 1.2 The Contractor will document transport, transfer and actual disposal of the waste at the designated landfill by completing a disposal certificate.

2.0 Maintenance of Work Place Barriers and Worker Decontamination Enclosure Systems

2.1 Following completion of the construction of all fire retardant polyethylene barriers and DES overnight settling shall be allowed to insure that barriers will remain intact and secured to walls and fixtures before beginning actual work activities.

2.2 All fire retardant polyethylene barriers inside the work place, in the worker DES, In the waste container pass-out air lock, and at partitions constructed to isolate the work area from occupied areas shall be Inspected at least twice daily, including prior to the start of each day's abatement activities. Document inspections and observations In the daily project log.

3.0 Asbestos Containing Waste Requirements

3.1 The Contractor shall maintain compliance with the strictest set of regulations of U. S. EPA, Asbestos Regulations 40 CFR 61.152 and 29 CFR 1910.1200(F) of OSHA's Hazard Communication Standard, New York State Department of Conservation and other applicable standards.

Prepared by JLC Environmental Consultants, Inc. Project No. 04-3271 Page 56

NYC-WTC 000125634