Fax cover sheet, 105 Duane Street site file

NYC 9/11 Public Portal Document

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LABOR RE!PTII}S Fax:212-25E-3xd Oct 22 '01 14:30 P.03

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Introduction At the request of Artie Ooldw g. air samplheg was perfonnd to detettatne levels of exposure to air ecw. ninaats in the ounces of the Administration for Cbildrea's Services located at 150 William Street Edward Olmsted, CDH. CSP perfonuad the survey on Friday October 11, 2001. The purpose of this surrey was to determine lerals of a{tbonae S.' contaminants In the building cawed by the cofaprc of the twin tower of the Trade Center and associated fires.

Background The World Trade Center C'WTC) burned and collapsed on September 11.2001. The buildings were constructed of retreat. steel. Blau, gypsum wallboard, aoousdcal dle ceilings, sprayed-on insulation (asbestos-containing and non-asbestce types) and contained wood, plastic arid metal furniture. computer and fixtures and paper product. Matt Cl these materials were either physically destroyed (compressed, pulverized) or burned in the collapse of the bttildtng. This process gauge rise to particulate matter ranging from a very fine dust to larger sit nl. quicker maiing pattieles. The disaster site has bean an oagoinit source of air pollutants primarily associated with the arts sdll burning at the site. Surd wor kmg at 150 William Street. cob ch is four blocla from the Trde Center. have complained of bcada he. eye aid throat irritadotw as well as respiratory irritation. There is also a smell of smoke both outdoors and inside the building.

Methods All sampling was performed using personal sampling pumps placed on three wotlows tha% wort in the building. The Samples u-crc collected in the breathing zone of the work. Sample► were collected for approximately 3 hours while the workers ware in the building. The following sumrnanaes the sample methods~

TOTAL HYDROCARBON Hydrocarbon sattxphat was conducted usmg SKC activated charcoal tubas. Mr was drawn Uuough the tubes it a flow rate of 200 cubic commuters per minute (ea /mIn) uslns personal sampling pumps operated with low Dow tesaictors and eaUbrated before and after each sample. Cbercod subes was sort to the State of Wisconsin Ooeapadend Health Lab (WOHL). an AI}CA aaredited lab. Charcoal tubes were analyzed mina ps chron rato raphy. Total hydroatrbow are the sum of all pears on the gas chr matograni quantified aptinct m.hextatos.

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