Contractor requirements for asbestos abatement, 100 Church Street

NYC 9/11 Public Portal Document

MINIMUM CONTRACTOR REQUIREMENTS

Contract Documents (e.g. OSHA air monitoring).

3.3 Cooperate with Testing Laboratory in all aspects of the testing to expedite results.

3.4 Provide Testing Laboratory representative access to the Work in locations requested as necessary to perform testing.

3.5 Pay for all re-testing subsequent to unsatisfactory preliminary and final air tests as required in the Contract Documents.

3.6 Provide electrical power service to all locations where Testing Laboratory is to perform testing.

3.7 All analytical methods shall be in accordance with New York State and New York City requirements, the more stringent to apply.

3.8 Transmission Electron Microscopy (TEM) will be performed for background. Phased Contrast Microscopy (PCM) will be performed during the cleanup activities using substantially the procedures outlined in the NIOSH 7400 method using "A" counting rules. This analysis will be carried out at the Testing Laboratory's ELAP approved testing laboratory.

3.9 Before start of the Work, the Testing Laboratory will secure air samples at the work site to establish a background level before start of Work.

3.10 Samples will be collected by Testing Laboratory at times during the Work as deemed necessary by Testing Laboratory and Engineer.

3.11 Testing Laboratory will perform final aggressive clearance air monitoring after Engineer observes that the area has been cleaned in accordance to regulatory requirements.

3.12 Owner will pay for daily environmental air testing and initial preliminary and final air clearance testing required by the Contract Documents.

3.13 If additional testing is required due to either a breach in the containment or Contractor's non-compliance with the Contract Documents, the testing will be performed by Testing • Laboratory.

4.0 WORKER PROTECTION

4.1 This Section describes the equipment and procedures required for protecting workers against asbestos contamination and other work place hazards.

4.2 Require that each worker always wear a respirator, properly fitted on the face, in the work area from the start of any operation which may cause airborne asbestos fibers until the work area is completely decontaminated. Provide respiratory protection appropriate for the fiber level encountered in the work place or as required for other toxic or oxygen- deficient situations encountered.

4.3 Instruct and train each worker involved in asbestos abatement in proper use of protective clothing and require that each worker always wear protective clothing in the work area

REMOVAL OF ACM DUST PAGE 4 ZAR Realty Selected Floors/Areas 100 Church Street

NYC-WTC 000126595