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HVAC consulting services invoice, NYC WTC site, 2003

Machine-extracted title · confidence 95%

Invoice for HVAC consulting services provided at the World Trade Center site in 2003.

NYC-WTC_000135339–000135553
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Scanned page image, NYC-WTC_000135392
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NYC 9/11 Public Portal Document Mechanical Exhaust Systen: Identification: и морксиод когт Location: MECHANKAL EXHAUST FAN# 32 LOWER RODF - 2 SOUTHENDATE Area Served: Asiociated mechanical roor1: clean LYN dry <YN stored chemicals/refuse System Compenents [NOTE: if component not present (NP), not found (NF) or inaccessible (I) please indicate in last column] Exhaust air eutlet: Location: Accessible for inspection? TN N _(explain): - louvers, grates and/or s:reens - outside air duct - outside air daraper(8) Exhaust fan unit: - blower assembly incl. t lower wheel, housing, air vanes, in-line noise attenuators - blower housing acousti:al lining - vibration collars Exhaust air distribution: - Exhaust air ducts Est otallaf_20 Specify type (circle): No. locations inspectedOl netal ) fbrous elass lined metal IasOnTy fibrous gless board f2x-duct woad - Accessible in-line fire dax spers Est. total qty - Accessible tuming vanes Est. total qty - Exhaust air grilles Other (specify): Est. total gty No. locations inspected O No. locations inspected No. locations inspected_O Other Information: YXN Surface Dust/ Debris ¡ Preseat? WTC Dust Present? Y Y Y Y N N N N N N N Page 1 of 1 Component • not present • not fowad • inaccessible NP I NP. I General impression (indica:e recommendations for cleaxing based on finding of WTC dust): - NO WUTE RELATED DUST WAS OBSERUED IN THE HECHANICAL COMPONENTS AND MS ASSOCIATED DUCTS. - NO CLEANING IS REQUIRED FOR WTC RELATED JUST. KEY: NP = not present; NF'= not found; I = inaccessible; T = unknown NYC-WTC_000135392

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NYC-WTC_000135392Source: NYC Law Department, mirrored locally

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