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Ambient Dust Sampling Protocol Near WTC, Oct 2001

Machine-extracted title · confidence 95%

Draft protocol for assessing airborne and settled dust exposures in residential areas following the World Trade Center collapse.

NYC-WTC_000153258–000153278
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NYC 9/11 Public Portal Document

****DRAFT Version 10, October 29, 2001****

For outdoor sampling, provide the following;

10. Location of samples relative to main entryways of residential buildings

11. Side of building (N, S, E, W)

12. Location of samples relative to roadways

13. Location of samples relative to dust-generating activities (describe activities) construction Remodeling Roadwork Other (describe)

14. Is visible dust present (air, surfaces) Yes No irVES, desCriKc

15. Weather prior to and during sampling (Avoid ambient sampling during or just following rain events)

date of last rain event wind velocity and direction

16. Sketch of area showing air and surface dust sample locations

Page 10 of

NYC-WTC_000153267

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NYC-WTC_000153267Source: NYC Law Department, mirrored locally

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