NYC 9/11 Public Portal Document
55
Department of Air Sampling Advisory for Asbestos
Environmental
Projection
The following advisory was prepared to assist
59-17 Junction Boulevard
Corona, New York building owners/tenants with the perjfbrmance ofair samplingfor asbestos.
11368-5107
a,
Joel A. Miele Sr., P.E.
Commissioner Persons who perform air sampling must possess valid New York State Asbestos
Project Air Sampling Technician Certificates. Air sampling analysis must be
Robert C. Avaltroni performed by a laboratory with ELAP accreditation.
Deputy Commissioner
Bureau of A minimum of five representative samples should be collected. In addition to these
Environmental Compliance
Tel (718)595-4418 5 samples, one representative area sample should be collected for every 5, 000
Fax (718) 595-4422 square feet above 25, 000 square feet of floor space. The area must be dry before
sampling.
The re-occupancy or clearance air monitoring is considered satisfactory when every
PCM analysis sample is less than or equal to 0.01 fZcc or every TEM analysis
sample is less than 70 s/mm^.
PCM samples exceeding the 0.01 f/cc should be analyzed
with TEM analysis to determine whether the measured
fibers are asbestos fibers. Additional clean-up activities are
necessary for re-occupancy if the levels are exceeded.
For additional information regarding air sampling, please refer to the Asbestos
Rules. A copy is posted on the Department’s web page.
If you have any questions, please call the Asbestos Control Program or contact the
Department of Environmental P’-otection’s complaint center at (718) DEP-HELP
(337-4357). Help Center operators will refer your call to Asbestos Control
Program staff.
. www.nvc.gov /dep
; 7: s : £ — H L. p
NYC-WTC_000149344
OCR can misread numbers and units. Confirm readings against the page image before using them.