Lead based paint removal specifications, 130 Cedar Street, Feb 2005

NYC 9/11 Public Portal Document

Lead Based Paint Removal Technical Specifications For 130 Cedar Street New York, NY 10006 A. All surfaces shall be maintained free of accumulation of lead dust generated • during demolition activities.

B. If applicable, separate and deposit all lead waste, including sealing tape, plastic sheeting, mop heads, sponges filters, and disposable clothing in double polyethylene bags of at least six (6) mils thick and seal each bag separately.

C. No equipment, supplies or materials (except properly containerized waste materials) shall be removed from the project work area unless such equipment, supplies and/or materials have been cleaned free of lead debris.

1.08 HYGIENE

A. Contractor shall provide hygiene facilities and assure employee compliance with basic hygiene practices. This provision is recognized as an industrial hygiene tool for minimizing additional sources of lead absorption from inhalation or ingestion of lead that accumulates on a worker's hand, face or body. Hand washing facilities are to be provided for all employees occupationally exposed to lead in accordance with 29 CFR 1926.62.

1.09 PERSONAL AIR MONITORING

A. Contractor shall perform representative personal air sampling data as defined within 29 CFR 1926.62. During the first day of demolition of components with coating containing detectable levels of lead, the Contractor shall conduct initial exposure monitoring in order to establish a Time Weighted Average (TWA) exposure. TWA's shall be performed on a representative number of employees who are reasonably expected to have the highest exposure levels for each individual task. Such samples shall be collected within the appropriate breathing zone and used to determine if an upgrade in respirator requirements is needed and to determine the frequency of future air monitoring.

B. Results of the monitoring shall be available in writing within two (2) working days.

NOTE:Prior to receiving Initial air monitoring data, the Contractor shall assume results are at or above the OSHA Permissible Exposure Limit (PEL) and protect employees accordingly.

C. The Contractor shall be responsible for performing personal air monitoring on 25% of the workers that will be exposed to an activity that may potentially produce the highest concentrations of airborne lead.

PART 2- PRODUCTS

2.01 MATERIALS

A. Contractor shall furnish, provide and utilize all tools and equipment necessary to perform the project.

Prepared by JLC Environmental Consultants, Inc. Project No. 04-3271 02085-13

NYC-WTC 000125689