NYC-WTC_000233286

NYC 9/11 Public Portal Document

(g) Enclosure Project Material. Materials for enclosure projects shall be impact resistant and installed to be airtight. (h) Fire-Retardant Expandable Foam. Non-ACM products with a flashpoint above 140 degrees Fahrenheit, shall be used to seal openings and penetrations during regulated abatement work area preparation and installation of critical barriers. (i) Ladders or Scaffolds. Where ladders or scaffolds are used on a project to allow all work surfaces to be easily and safely reached for removal and cleaning, care shall be taken to prevent breaching of the containment areas. Scaffold joints and ladder ends shall be sealed with duct tape to prevent incursion of asbestos. Scaffolds, ladders and their use shall comply with OSHA 29 CFR 1926 and other applicable codes. (j) Ladders and Scaffolds for Visitors. During Phase II of the asbestos project, the asbestos abatement contractor shall make available, to authorized visitors, ladders or scaffolds of sufficient dimension and quantity so that all work surfaces can be easily and safely reached. Scaffolds, ladders and their use shall comply with OSHA 29 CFR 1926 and other applicable codes. (k) Plastic Bags. Plastic bags used for waste storage or disposal shall be at least six (6) mil in thickness and be marked with danger labels. (I) Plastic Sheeting. Fire-retardant plastic sheeting of at least six (6) mil thickness in sizes and shapes to minimize the number of joints shall be used. (m) Repair Materials. Non-ACM materials shall be used. Repair materials shall be compatible with existing materials and substrates. Insulation and other repair materials shall also comply with all applicable building, energy and fire codes and shall be installed in accordance with these codes and manufacturer’s recommendations. (n) Surfactants. Any surfactant used shall be non-carcinogenic and non-toxic in its liquid form. (0) Ventilation for Power Tools. Power tools used to drill, cut, or otherwise disturb asbestos material in Minor size regulated abatement work areas, shall be manufacturer equipped with HEPA-filtered local exhaust ventilation. 56-7.3 Asbestos Abatement Contractor Daily Project Log. The asbestos abatement contractor shall maintain a daily project log of all pertinent events that occur throughout Phase II of the asbestos project. This project log shall be updated daily throughout Phase II by the on-site supervisor, and shall be kept on-site for the duration of Phase II of the asbestos project. This log shall be made available upon verbal request of the Commissioner or his or her duly authorized representative. The following list summarizes the various sections of this Part that require entries into the daily project log by the asbestos abatement contractor supervisor: (a) Sections 7.1(c), 8.1(c), 9.2(a2) - Work Stoppage Due to High Air Results. High air result(s) shall be noted along with the time of the work cessation, results of barrier and negative air system inspection, and a summary of any necessary repairs and the required cleaning.

12 NYCRR56 Subpart?, Page 50

CITY_21MC100_0 03235070

NYC-WTC_000233336