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NYC-WTC_000233762

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000233762–000233763
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NYC 9/11 Public Portal Document

3. The Project Monitor shall ensure that the clean up activities comply with the NYCDEP Scope of Work. Post Clean-up Air Sampling Procedure must be as followed: a) Sampling shall not begin until a visual inspection confirms the absence of visible debris. b) All surfaces must be completely dry prior to the start of sampling. c) Sampling equipment shall be placed at representative locations within the work area and away from obstructions. The sampling cassette must be placed on a tripod and not taped to existing surfaces. d) One 20-inch fan shall be installed per 10,000 cubic feet of room space and run at low speed. The fan shall operate continuously throughout sampling and shall not be turned off until sampling is completed. e) For studio apartments 3 samples shall be collected. For 1-bedroom apartments and above 5 samples shall be collected. Technicians shall collect a volume of 3000 liters per sample using flow rates between 2 to 10 liters per minute. f) Samples must be labeled and accompanied with completed chain of custody forms before shipping to the designated laboratory. g) Project Monitor shall perform tall final visual inspections. h) All information must be maintained on a data based software program that is acceptable to the USEPA. 4. Project reports must be typed and forwarded to USEPA.

CITY_21MC100_001697970 NYC-WTC_000233763

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NYC-WTC_000233763Source: NYC Law Department, mirrored locally

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