DEP Memo on Asbestos Clean-up Procedures, Sept 2001

NYC 9/11 Public Portal Document

K. FJB. Department of Date; September 14,2001 Environmental ’ Protection ■ Subject-Clean-up of Asbestos-containing Material , SV-VfuncdonBoulmaid- . * 1 Corona, New Ytxk ’ i'rtl : -------------------------------- — ’ 113M-S107 .< Building owners or their repr^entatives instit ting clean-up activities of areas affected by tire World Trade Center attack should foUow these procedures:

■ t Minimal dust accumulations (light coating can be cleaned using wet t-methods and/or vacuums equipped with HEPA filters. ■ Robert dXvaltroil^^y . ,,, . . Deputy Commissioner• 2. HVAC-system filters should be replaced pnor to re-occupantgr. ‘ Bureau of ' Environmental Compliance 3. Accumulations of dust that include pieces of debris must be sampled by a NYC- DEP certified investigatoi or NYS- DOL inspector to deter.nine whether*^ - the material is asbestos-containing material (ACM) or it may be assumed to be ACM. Wipe sampling and/or micro-vacuum sampling are not recognized methods for asbestos sampling and should not be used. Bulk sample analysis (PLM) must be performed by laboratories with ELAP accreditation.

4. Only individuals certified by the NYC-DEP as asbestos handlers can handle dust and debris accumulations identified to be ACM or ashestns-enntaminatpd ■ objects. ACM is any material containing more that one percent asbestos. AU work shallbe performed in accordance with Title 15, Chapter 1 of the Rules of the City of New York. y

5. Emergency telephone notification must be provided to the Department The telephone notification must include the name affiliation, and telephone number of the caller; the exact location including street address, floor, and surface types to be cleaned; the name, address, and telephone number of the NYS DOL licensed asbestos contractor handling the material; and the starting date. The Asbestos and Lead Control Program (ALCP) may be re<.ched via (718) DEP- HELP(24hrs/7days).

6. A scope-of-work including the information outlined in number 3 above and the procedures to be employed should be faxed to the ALCP at fax number r (718) 595-3744 or (718) 595-3648. The Department will review plans, provide assistance, and offer recommendations. Our staff will be available to answer your questions from 8:00 a,m. to 8:00 p.m. seven days per week. A field office has been set up to expedite on-site assistance if necessary.

7. Remote showering units shall be acceptable. The area where the installation DSP is proposed shall be pre-cleaned using wet wiping and/or HEPA vacuuming procedures. Ilie location of the unit shall be specified in the scope of work

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