Fax cover sheet, 105 Duane Street site file

NYC 9/11 Public Portal Document

(Page 2 of 9)

LABOR M-PTICNS Fax:212-256-3204 Oct 22 '01 14;3t) P.03

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lntroductfon At the roquost of Arnie Ooldwag. air samplhag Was parfonnd to daa+euae levels of exposure to air ccw. minants in the oa'zees of the Adstinisrradon for Cb;ldrea's Services located at 150 William Street Edward Olmsted, CDt CSP pesonued he survey on Friday October 11, 2001. The purpose of this suney was to determine levels of airborne cooesm1nnntp in the buitdiaS cawed by the collapse of tba twin Dowers of the Trade Center and sassocived fires.

Background The World Trade Center CCWTC) burned and collapsed on September 11.2001. The buildin=s were conutructid of COMM. €teel. Hats, gypsum wdlboord, aoousdcal tile ceilings. sprayed-om iruubtion (asbestos-containing and non-asbest~ee types) and contained wood, plastic and MOW furniture, cemputa-s and Fxwres and piper products. Mast of these materials were either physically destroyed (compressed. pulverized) or buimod in the collapse of the building. This process gate rise to particulate matter reaginj!cart a very fate dust ao Iwger sixrd. quicker se aling particles. The disaster site has been an oasoinLtt source of air pollutants priataily.asociated with the arts sdu burning at the site. Surf worinnj as 150 William Street. m ch is four bloela frost the Trade Center h&vecornplained of headache, se and throat lrriadoe. as well as respiratory irritation. There is also a smell of smoke both outdoors and inside the building.

Methods All satttpling was parfonued vain: personal sampling pumps placed on three workers that wont in the building. The samples vrcre collected in the breathing acne of the worlmc Sampica were collected for tpproramateiy 3 hours while the workers ware in the building. The followinj summanzcs dsc staple eerhodsr

TOTAL HYDROCARBON Hydrocarbon sautesling was conducted resist: SKC activated charcoal tubes. Mr was drawn through the tubes at a flow rate of 200 cubic cenameters per minute (etJmln) using petsaoal sampling pumps operated with low flow tesaictors and calibrated before and after each sample. Chrrroal tubes: wen sort to the Start: of Wisconsin Ooeap%dona l Health Lab (WOHL): an AUCA aocrediccd lab. Charcoal tubes were analyzed udn ps thromaco raphy. Total 3ydtocarboas are the sum of ell peeks on the Sts chreceasojram quantified apimst n.he tie.

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