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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_000135462
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NYC 9/11 Public Portal Document cal Exaucar Eanaust System Visual Inspection Form Mechanical Exhaust System Identification: HECHANICAL EXHAUST FAN #2 LOCABOPACER- PCOF - 350 ALEANY STZRET Associated mechanical room: clean_ dry. Y System Components indicate in last column] INOTE: if component not present (NP), not found (NF) or inaccessible (I) please Exbaust air outlet: Location: Area served: APTS 9N6 20 5FL '$. PENTHOUSE 11 _N stored chemicals/refuse Y N Accessible for inspection? Y N _(explain): - louvers. grates and/or screens - outside air duct - Outside air damper(s) Exhaust fan unit: - blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators - blower housing acoustical lining - sibration collars Ethaust air distribution: - Exhaust air ducts Est.total1nf 160 Specify type (circle): No. locations inspected/ metal fibrous plass lined metal masonry fibrous glass board flex-duct wood - Accessible in-line fire dampers Est. total gty 15 - Accessible turning vanes Est. total gty - Exhaust air grilles Other (specify): Est. total qty 15 No. locations inspected_O No. locations inspected No. locations inspected_ 0 Surface Dust Debris Present? WTC Dust Present? Y Y j.y Nº NP Y I NP I Other Information: THE MOTOR Uf THE FAN IS WORKING, THE FAN IS NOT WAEKING. Page 1 of 1 Component • not present • not found • inaccessible General impression (indicate recommendations for cleaning based on finding of WTC dust): WTC RELATED DUST WAS OBSEDVED IN THE COMPONENTS OF THE FAN ABOVE AND BALSO THE LOUVERS. WTC RELATED DUST WAS OBSERNED IN THE DUCTHORK. CLEANING FOR WUTE BELATED DUST IS DEOHHENDED = CLEAN THE EXHAUST FAN ITS COMPOLENTS AND ITS DUCTWORK. KEY: NP = not present; NF = not found; I = inaccessible; U = unknown : NYC-WTC_000135462

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NYC-WTC_000135462Source: NYC Law Department, mirrored locally

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