NYC 9/11 Public Portal Document
completion of the cleaning. The Monitoring Contractor will conduct a thorough visual
inspection to verify the absence of visible dust accumulations. If dust is observed, the
cleaning contractor will reclean as necessary at no additional cost.
19. Air sampling shall be performed by the Monitoring Contractor after the area is free of dust
accumulations as determined by the Monitoring Contractor. The residence will be
recleaned and retested if the clean-up criteria of 0.0009 fibers/cc (PCME measured by
TEM) is not achieved or if determined necessary by EPA. This clean-up criterion may be
reevaluated and revised, if determined necessary based on field conditions and analytical
limitations.
20. After successful clearance air monitoring, isolation barriers shall be removed in
conjunction with the use of a HEPA vacuum.
21. Any damage or loss that occurs during cleaning is the responsibility of the cleaning
contractor. The cleaning contractor is not responsible for damage or loss caused by the
acts of third parties not involved in the cleaning.
22. All work shall be in compliance with all other applicable requirements of Title 15, Chapter
1 of the RCNY and New York Industrial Code Rule 56.
23. If mold or peeling, flaking or chalking paint is observed, the cleaning contractor shall
immediately contact the Monitoring Contractor.
24. If in-place materials suspected to contain asbestos are observed the Cleaning Contractor
shall immediately notify the Monitoring Contractor. The Monitoring Contractor will
evaluate the condition of the material to identify damaged, deterioration, delamination, etc.
The Cleaning Contractor shall wrap suspect ACM that is in good or excellent condition
with 6-mil polyethylene sheeting and seal airtight with duct tape or equivalent method prior
to cleaning or air monitoring.
25. In the event that damaged, deteriorated, delaminated, etc. suspected ACM is observed, the
Cleaning Contractor will notify the Monitoring Contractor. Cleaning or air monitoring will
not proceed in areas where such suspected ACM is observed until instructed otherwise.
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NYC-WTC_000140452
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