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Document / 215 pages

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_000135376
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OCR status: ocr · source: ours

NYC 9/11 Public Portal Document 2.2 Mechanical E::¢ust System Visual Inepection Form Page 1 of 1 Mechanical Rxhaust Syste: « Identification: MecHe cat. Exhaust de lG UPPER “Kook — 2 South Eun A Associated mechanical roo: : clean_/fY oN dry_Y___N__ stored chemicals/refime__Y_y“ N Surface Component System Components Dust/ WIC | ¢ not present [NOTE: if component ne. present (NP), cet found (NF) or inaccessible (1) please Debris Daat ¢ not found _ | indicate in last column) oo Present? | Prevent? | inaccossfble_| | Exhaust air outlet: Location: Accessible for inspection? oY: N____ (explain): Y y ~_louvers, grates and/or + Teens vy «y — omtside air duct y Y ~ outside air damper(s) y yA Exhaust fan unit: —_blower assembly incl. t lower wheel, housing, air vazes, in-line noise altenuators Y sj —_blower housing acous j-al lining aj Y |_—_vibration collars N Pp Exhaust sir distribution: ~ Exhaust air ducts Es. -otjing 10 Specify type (circle): J — Accessible in-line fire deicpers Est. total qty g —__No. locations inspected_© x_ ~ Accessible turning vaner Est. total qty Ne. locations inspected NP ~ Exhaust air grilles Est. totat qty No. iscetions inspected _O x Other (specify): a Other Information: General impression Gindit.:ce recommendations for cleaning based on finding of WIC dust): mWAIC pust WAS OBSERVED IN “THE HEEMANICAL CorPopeTe AND TS Assoma7ven Weers. | —CLEANING 13 RTOVIRED FoR wre RELATED Dvsr. “THE HecHanicAt CoHPONENTS OF THE FAN AND ITS ASSOCHATED Dus Neep.. To Be Creani¢p KEY: NP = not present; Nit = not foumd; I = inaecessibie: T= unknown NYC-WTC_0001 35376

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NYC-WTC_000135376Source: NYC Law Department, mirrored locally

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