4. Thoroughly clean all surfaces to remove any remaining dirt or grime, being
careful not to wet or damage any electrical equipment.
5. Allow surfaces to completely dry, then inspect them for any visible remaining dirt
or fibrous material.
6. HEPA-vacuum any remaining dirt, residue or fibers using an efficient collection
attachment.
7. Encapsulate all areas where damage has occurred or ACM is otherwise exposed,
including the general work area.
8. Collect and pump all wastewater through a 5.0 micron filter. Dispose of filtered
material (and the filter), as required, as asbestos waste.
9. Request Engineer to conduct final inspection of cleaning work prior to performing
any other specified actions.
D. Decontamination Facilities
1. For Class I Asbestos Work involving less than 25 linear feet of Thermal System
Insulation (TSI) or less than 10 square feet of surfacing ACM and Presumed
Asbestos-Containing Material (PACM), and for Class II Asbestos Work
operations where exposures exceed a PEL, or where there is no Negative Initial
Exposure Assessment produced before the project, the Contractor shall provide
the following:
a. An Equipment Room or area adjacent to the Regulated Area for the
decontamination of workers and their equipment which shall consist of an
area covered by an impermeable drop cloth on the floor or horizontal
working surface.
b. The Equipment Room or area must be of sufficient size as to
accommodate cleaning of equipment and removing personal protective
equipment without spreading contamination beyond the area.
C. A Clean Room or area adjacent to the Equipment Room for the suiting up
of workers and visitors and for the storage of clothing and personal items.
d. An Air Lock between the Clean Room and the Equipment Room or area.
2. For Class I Asbestos Work involving more than 25 linear feet or 10 square feet of
TSI or surfacing ACM and PACM, the Contractor shall establish a
Decontamination Facility that 1s adjacent and connected to the Work Area for the
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