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Contract for indoor dust sampling, EPA/DOH

Machine-extracted title · confidence 90%

Contract statement of work for collecting settled and airborne dust samples in New York City buildings.

NYC-WTC_000178137–000178145
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Scanned page image, NYC-WTC_000178143
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NYC 9/11 Public Portal Document

AHACHMENT 1

WTC Indoor Air Sampling Matrix Background Study Samples Numbers Shown are Per Unit Asbestos/ Wipe Samples MMVF Lead Dioxins PAHs Silica Total Dust Total # Samples Ceilings 1 0 0 0 0 1 Walls 1 1 1 1 1 5 Bare floor 1 1 1 1 1 TBD 5 Counter tops or furniture (table tops) 1 1 1 1 1 5

Total Wipe Samples/parameter 4 3 3 3 3 16 Micro-vacuum Asbestos/ Samples MMVF Lead Dioxins PAHs Silica Total Dust Total # Samples

Carpets or Drapery 3 3 0 0 0 6 Fabric Furniture TBD (couch or chair) 3 3 0 0 0 6 Total Micro-vacuum Samples/parameter 6 6 0 0 0 12 3 micro vacuum samples per location Asbestos/ Indoor Air Samples MMVF Lead Dioxins PAHs Silica Total Dust Total # Samples Main Living Space(living rooms) 2 1 0 0 1 TBD 4 NOTES TBD - To be determined MMVF - Man Made Vitreous Fibers This table does not include the 10% Quality Control samples.

Total Number Of Samples Samples will be collected from 14 buildings, 3 units within each building (2 residences and 1 common area).

14 buildings x 3 units per building = 42 units

32 samples/unit x 42 units = 1344 samples + 134 QC samples = 1478 samples

NYC-WTC_000178143

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NYC-WTC_000178143Source: NYC Law Department, mirrored locally

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