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NYC-WTC_000204871

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000204871–000204874
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NYC 9/11 Public Portal Document

Kelly McKinney - VVTCindrairsahipRT.xls j “ ...... r ........ .................... .......... p-figg^ 1 1 n a lytica i Procec ures F 3r BackgroundandPilotCleanupStudies— Analytical Media Sampling Points Sampling Method Proposed Description Parameters Settled Dust Carpets, fabric furniture or Porous Soft drapery in areas of activity Asbestos ASTM D 5755-95 This is a micro vacuuming method. Three co-located samples will be collected from each location. surfaces (living rooms, family rooms)

Lead ASTM E 1973-99 This is a micro vacuuming method. Three co-located samples will be ■ Settled Dust collected from each location. Non-porous tabterorwnnterrantHjaw floors, ceilings and walls in Asbestos ASTM 0 6480-99 Wipe Samples Hard —areas-of-aetivity-(living— Lead HUD Appendix 13.1 Wipe Samples Dioxins ASTM D 6661-01 Wipe Samples PAHs ASTM D 6661-01 Wipe Samples Total Dust HUD Appendix 13.1** Wipe Sample collected at one location per unit. Silica, calcite. HUD Appendix 13.1** Wipe Samples. All parameters will be collected on one wipe. gypsum MMVF ASTM D 6480-99 Samples will be combined with the asbestos sampling. Areas of known activity Air pump operated at lOL/min for 8 hours to achieve the COPC j Indoor Air Asbestos NIOSH 7400 (living rooms, family rooms) wkgroup Practical Quantitation Limit (PQL) Air pump operated at lOUmin for 8 hours to achieve the COPC Lead NIOSH 7300 wkgroup PQL ---------------------------------------------------------------------------------------- I Air pump operated at 2Umin for 8 hours. Pilot Clean-up study only for PAHs NIOSH 5515 ■ worst case scenarios.

Air pump operated at 25L/min for 35 hours. This modification is not a 1 Dioxins TO-9 (Modified for indoor air) broven method. To be conducted during the Pilot Clean-up study only I for worst case scenarios.

Silica, calcite. Air pump operated at 2.5L/min for 8 hours to achieve the COPC ' NIOSH 7500 gypsum wkgroup PQL Assumed that It behaves the same as asbestos, samples will be MMVF NIOSH 7400 combined with the asbestos sampling. MX/Ar* etretome and Zir* □nits (collection of bulk dust Bulk samples will be collected from HVAC or AC window type unit Bulk Dust sample from the unit air Asbestos Bulk Sample filters, shaken into a plastic bag and transferred into the sample j filters). Background study container. -------------- onlyT~ - (If the volume required is not sufficient for all analyses, the sample ! Lead Bulk Sample will be analyzed for asbestos only._____________ ' (If the volume required is not sufficient for all analyses, the sample ' PAHs Bulk Sample will be analyzed for asbestos only.

CITY_21MC100_011099230

NYC-WTC_000204871

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NYC-WTC_000204871Source: NYC Law Department, mirrored locally

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NYC-WTC_000120991 · Box DEP Box 48

Record documenting the transfer and custody of air samples from Building #100 at 345 South End Avenue collected on October 22, 2001.

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