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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_000135469
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NYC 9/11 Public Portal Document 2.2 Mechanical Exhaust System Visual Inspection Form Page 1 of 1 Mechanical Exhaust System Identification: MEGHANICAL Exhaust Fan GED. Location: Area Served: Peek ~‘keet.- 350 ALBANY stézeT Kirchens & Bainroous Associated mechanical room: clean Y oN dry Y N _ stored chemicals/refuse YN Surface Component System Components . Dust/ WTC ® not present INOTE: if component not present (NP), not found (NF) or inaccessible (1) please Debris Dust ® not found indicate in last column] Present? | Present? | . inacceuible Exhaust air outlet: Location: Accessible for inspection? YM N_____ (explain): - louvers. grates and/or screens y Y - outside air duct Y v4 - outside air damper(s) NP Exhaust fan unit: —_blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators Y yY ~_ blower housing acoustical lining Y Y ~ vibration collars NP Exhaust air distribution: - Ewhaust air ducts Est. totalinft_ “$0 No. locations inspected_| Specify type (circle): Cinetal yGirous slass ETE) masonry fibrous gla board flex-duct wood Y Y — Accessible in-line fire dampers Est. total qty @ No. locations inspected_ © _ Ir ~ Accessible turning vanes Est. total qty__. No. locations inspected NP ~ Exhaust air grilles Est. total qty 6 No. locations inspected_O Tt Other (specify): . Other Information: General impression (indicate recommendations for cleaning based on finding of WTC dust): WTC tDesRIS WAS CBSERVED IN THE CoHPEneéntTs CF THe TAN, — ABE AND BUOw THE LOVERS, ma WTC, be BES USAR OBsewED IN THE Dc Ck CLEANING FOR, UTC peBRS 19 RecomimieunDehy Qern THE ExHausT FAN UNT, Tey Assece4 Nh TED Oecrworkk, KEY: NP = not present; NF = not found; I = inaccessible; U = unknown NYC-WTC_000135469

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NYC-WTC_000135469Source: NYC Law Department, mirrored locally

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