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Chain of Custody Form Instructions for WTC Building Sampling

Machine-extracted title · confidence 100%

Instructions and sections for collecting sample location data from a specific building interior.

NYC-WTC_000149537–000149682

Folder label: “ATSDR/DHAC_ASTM

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Scanned page image, NYC-WTC_000149551
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NYC 9/11 Public Portal Document

I. Has there been routine cbaning since the WTC collapse? Y N Not Sure J. If yes, how is this area routinely cleaned? ____ Wet mopping ____ Dusting ____ Sweeping Broom Vacuum HEPA Vacuum Carpet cleaner

These next two questions refer to large appliames (dishwashers, refrigeraor, washer/dryer, etc). Ifno appliances are present, please skip toquestion M.

K. How were appliances cleaned? In Place Replaced Removed Not Cleaned Not Necessary to Clean L. How were the walls and floors near the appliances cleaned: Wall Underlying Between Not Necessary Surfaces Floor Appliance and Walls to Clean

M. Were windows near the area open during WTC event? Y N Not Sure If yes, how many were open? N. Were windows near the area broken during WTC event? Y N Not Sure If yes, how many were broken? How many windows are still broken? O. Distance from sample location to cbsest broken/open window (fee^ NA

P. Which side of the building is thiswindow? (see reference site sketch map) Sidel Side 2 Sides Side 4 Other Side (________

25

NYC-WTC_000149551

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NYC-WTC_000149551Source: NYC Law Department, mirrored locally

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