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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_000135402
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NYC 9/11 Public Portal Document Aammaua canaust System Visual Inspection Form Mochanical Exhaust Syster: Identification: Location: MECHANICAL EXHAUST FAN# 42 LOWER RODF - I SOUTHENDAVE Area Served: Associated meckanical roorı: clemLY_N dry Lx- -N stored chemicals/refuse System Componezts INOTE: if component not present (NP), not foand (Nf) or inaccessible (I) ptease indicate in last column] Exhaust air outlet: Location: Accessible for inspection? ? N _(explain): - louvers, grates and/or s reens - outside air duct - outside air damper(s) Exhaust fan unit: - blower assembly incl. t lower wheel, housing, air vanes, in-line noise attenuators - blower housing acoustical lining - vibration collars Exhaust air distribution: - Exhazst air ducts Est otai lnft. 20 No. locations inspected o1 Specify type (circle): nretei ) frous glass lined metal masonry Abrous glass board Ap-duet wood - Accessible in-line fire dan pers Est. total q'y - Accessible tuming vanes Est. total qty - Exhaust air grilles Est. total gty. Otber (specify): No. locations inspected O No. locations inspected No. locations inspected_O Other Information: THE FAN IS NOT WORKING Surface Dust/ Debrb Presezt? Y Y Y Page 1 of1 YXN WTC Dust Present? N N N N N N Component • not present • not fouad inaccessible NP N I NP. I General impression (indica e recommendations for cleaning based on finding of WTC. dust): •- No LUTE RELATED DUST WAS OBSERVED IN THE MECHANICAL COMPONENTS AUD MIS ASSOGIATED DUCTS. - NO CLEANING IS REQUIRED FOR WTG RELATED JUST. KEY: NP = not present; NF = not found; I= inaccessible; U = unknowa i NYC-WTC_000135402

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NYC-WTC_000135402Source: NYC Law Department, mirrored locally

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