NYC 9/11 Public Portal Document
8. one area sample per shift shall be taken in•the -work area during removal. A
minimum of 3 samples for small asbestos projects and a minimum of 5 samples for
large asbestos project shall be collected and analyzed.
•
9. Personnel performing the work shall be NYS/NYC certified asbestos handlers. 'An
NYS/NYC certified asbestos supervisor shall be in the work place at all times
during the ACM coping stone caulking material abatement. The asbestos supervisor
shall establish and maintain a log as required in 15 RCNY.
1.0. Upon completion of the stripping work, the parapet wall surfaces shall be cleaned
and HEPA vacuumed to ensure no visible ACM debris in the work area. All plastic
shall be removed and properly disposed as asbestos waste.
11. All tools shall be wet cleaned and HEPA-vacuumed and then removed from the work
area upon completion.
12. The work area shall be allowed to dry completely before the visual inspection is
conducted. This inspection, to be performed by the independent third party air
monitoring• firm/consultant, shall confirm the absence of ACM or debris in the work
area prior to the removal of the hazard tapes/barriers.
13. if visible emissions are noted or if the asbestos-in-air concentrations within the
building exceed 0.01 f/cc.or the measured background level, all work shall stop.
• Abatement procedures shall be reevaluated. Work shall not resume until NYCDEP is
notified.
NOTE: This attachment is under review for possible future revision.
TRII/JM 7/98.
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NYC-WTC 000127811
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