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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_000135429
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OCR status: ocr · source: ours

NYC 9/11 Public Portal Document тиш дespecton кorm | Mechanical Exhaust System Identification: PECHANICAL EXHAUSI FAN #7 Location: Area Served: MAIN ROOF - 300 ALBANY SIRZET Associated mechanical room: clean_ Y_N đry. System Components INOTE: if componeat not present (NP), aot found (NF) or inaccessible (f) please indicate in last column] Exhaust air outlet: Location: stored chemicals/refuse Surface Dust/ ' Debris Present? Accessible for inspection? Y_ N (explain): - louvers, grates and/or screens - outside air duct - Outside air damper(s) Exhaust faa unit: - blower assembly incl. błower wheel, housing, air vanes, in-line noise attenuators - blower housing acoustical lining - vibration collars Exbaust air distribution: - Exhaust air ducts Est total In ft 100 Specify type (circle): meta dibrous giass lized meta No. locations inspected_ 1 masonry fibrous rless board flex-duct wo0d - Accessible in-line fre dampers Est, total qty - Accessible turning vanes Est. total qty - Exhaust air grilles Est. total qty_ No. locations inspected No. locations inspected No. locations inspected_O Other (specify): Other Information: Y Page 1 of1 WTC Dust Present? Component • not present • not fouad • inaccessible Y Y NP NP Y NP NP I General impression (indicate recommendations for cleaning based on finding of WTC dust): - WTC RELATED DUST WAS OBSERVED INTHE FAN AND 17S COMPONENTS, AND ITS ASSOCIATED DUCTS. - CLEANING 19 REQUiRED FOR WTC RELATED DUST. - CLEAN THE EXHAUST FAN, ITS COMPONENTS AND ITS ASSOCIATED DUCTS. : EY: NP = not present; NF = nnt found; I= inaccessible; - uakuowu NYC-WTC_000135429

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NYC-WTC_000135429Source: NYC Law Department, mirrored locally

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