NYC 9/11 Public Portal Document
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Date: December 9, 2001
To Joel Kupfennan
Prom: Ed Olmsted, CIH, CSP
9ubf ect: Asbestos SnnpUug 105
At your request an asbestos eurvcy was ra eted at apartment 7 0C at 105 Duane Street
in Manhattan. The purpose of the survey to detenninc levels of asbestos
contamination inside the building. The sti was performed on December 3, 2001 by
Edward olmsted, CIH, CSP.
The oollapse of the World Trade Center ildings caused the release of dust and debris
containing a9besim. The asbestos conta tg debris was spread thrvugbout the collapse
site and around the surrounding nelgbbc pod. Other contaminants were also spread
through the neighborhood Many of thi contaminants including the asbestos settled on
surfaces and were drawn into buildings )ugb the ventilation system. This survey was
made to determine the level of asbestos lint in the -101° floor apartment and hallway of
the building_
Surface dust samples were collected a, ding to the method 5755-95 published by the
America u Scx:icty of Testing and Mate s (ASTM) This involves drawing dust from a
surface area of 100 square centimetrr~c a 0.8 micron mixed cellulose ester filter. The
dust was collected using a personal sa ng pump operated at 2 liters per minute. The
filter is analyzed by transmission elect microscopy for asbestos fibers. All of the
samples were shipped overnight and a ,zed by IATL
The World Trade Center tower buildings Il and 2 bad asbestos containing fire proofing on
the structural steel on some of the tloore. This consisted primarily of chrysotile asbestos.
Asbestos fibers are recognized as is b carcinogen, which primarily affect the
respiratory system. The types of cancer 4ssoclatei with asbestos exposure include lung
cancer, pleura) mesothelioma and pen mesotheliama. Asbestos can also cause
asbestosis, a debilitating respiratory dL4se. The latency period between exposure to
asbestos and development of disease is 1 to 25 years. The principle mute of exposure to
asbestos is through inhalation.
12/11/01 TUE 14:08 ITX/RZ NO 89501 X002
NYC-WTC 000125916
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