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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_000135536
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

2.2 Mechanical Exhaust System Visual Inspection Forma . Mechanical Exhaust System Identification: Page 1 of 1

I I A rea A Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y N System Components Surface Component [NOTE: if component not present (NP), not found De WTC • not preset or Inaccessible (1) please Debris Dust •• not found indicate in last column] Present? Present? • fnacceccib~ res t~et~..-...e_ ~~.~_ ..

Accessible for inspection? Y ✓ N (explain):

— Iowers, 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 — vibration collars Exhaust air distribution: — Exhaust air ducts Est total In ft`t No. locations inspected Specify type (circle): fibrous glass lined met a1 abrous class board

—Accessible in-line fire dampers Est total qty No. locations inspected — Accessible turning vanes Est total qty No. locations inspected I — Exhaust air grilles Est total qty No. locations inspected

Other

General impression (indicate recommi for cleaning based on

- N A//I/)

KEY: NP = not present; NF = not found; I = inaccessible: U =

NYC-WTC 000135536

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NYC-WTC_000135536Source: NYC Law Department, mirrored locally

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