04-B Asbestos Abatement Bid - Laserfiche WebLink

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ERI Consulting, Inc. -- 3.5.3 Decontaminate all tools and equipment and remove at the appropriate time in the cleaning sequence. 3.5.4 Wet clean all surfaces in the work area using rags, mops and sponges as appropriate. To pick up excess water and gross wet debris, use a wet-dry HEPA vacuum. This will be contaminated and require cleaning -- prior to removal from the work area. 3.5.5 Lock-down and remove the cleaned inner layer of plastic sheeting from walls and floors. 3.5.6 Wait at least 24 hours to allow fibers to settle and HEPA vacuum, wet clean, and lock-down all objects and surfaces in the work area -- again. 3.5.7 Inspect the work area for visible residue. If any accumulation of residue is observed, it will be assumed to be asbestos and the 24 hour settling period/cleaning cycle repeated. 3.5.8 The work area shall be cleaned until there is no visible residue and - no visible indication of asbestos materials left which is required to be removed. A visual inspection will be conducted; if it is satisfactory, air samples will be taken following the notification by the contractor's superintendent that he is ready for the final clearance samples to be taken. The contractor, if he desires, at his expense may have air samples taken and analyzed by PCM prior to notifying the Owner's Representative that he is ready for clearance sampling. In the event that the clearance samples are not satisfactory on the initial sampling, additional cleaning cycles and air sampling shall be provided as necessary at no cost to the building owner until the contract specifications for clearance samples have been met. Windows, doors, RS;AC system vents and all - other openings shall remain sealed, the negative pressure ventilation units shall remain in continuous operation, and decontamination enclosure systems may remain in place as required by the Scope of Work. 3.5.9 Following the satisfactory completion of clearance air monitoring remaining polyethylene, barriers, and decontamination unit may be removed and properly disposed of. A final visual inspection by the --. Owner's Representative shall insure that no contamination remains in the work area. Unsatisfactory conditions may require additional cleaning and air monitoring. (See Section 3.8 Reestablishment of the Work Area). 3.5.10 If specified in the Scope of Work, clearance samples may be taken -- with both layers of plastic sheeting on walls and floors removed. If so, procedures will be similar to those previously stated.