NYC 9/11 Public Portal Document
[wtcjresidentia[ plan octi 8.wf^ Page" 141
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For outdoor sampling, provide the following: I
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9. Location of samples relative to main entryways of residential buildings
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10. Side of budding (N, S, E, W)
11. Location of samples relative to roadways
12. Location of samples relative to dust-generating activities (describe activities)
_construction
__ Remodeling
__ Roadwork
Other (describe)
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13. Is visible dust present (air, surfaces)
_Yes __ No
If YES, describe
14. Weather prior to and during sampling
(Avoid ambient sampling during or just following rain events)
date of last rain event
wind velocity and direction
15. Sketch of area showing air and surface dust sample locations
1
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I
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CITY_21MC100_013489436
NYC-WTC_000178102
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