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Ventilation system evaluation form, WTC site

Machine-extracted title · confidence 100%

Blank ventilation system evaluation form for recording building details and inspection data.

NYC-WTC_000131909–000131924
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Scanned page image, NYC-WTC_000131914
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

-2.2 Mechanical Exhaust System Visual Inspection Form Page 1 of I Mechanical Exhaust System Identification: Location: - ... 1Aã Served: - . ,-. _

Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y N Surface Component System Components Dust/ WTC ' 1; not [NOTE: If component not present (NP), not found (NF) or inaccessible (I) please Debris gust present Indicate in last column] --.- - . Present? Present? --not found S .

Inaccessible Exhaust air outlet: Location: .

Accessible for inspection? YIN (explain): S

louvers, ates and/or screens - — :l~J -- — - -.-. .. • outside air duct .. _ .- _- outside air damper(s) S : .. . —_— - — Exhaust fan unit: ------:• • blower a~seth-bly in blower wheel, housin;.~irvans,'in-tine noise = = — __ H attenuators tV • blower housing acoustical lining . . vibration collars Aj P .5 _. Exhaust air distribution: Exhaust air ducts Est total In ft 70 No. locations inspected 1 / Specify type (circle): meta - fibrous ¢lass lined metal ~rrasonrl+ fibrous glass board A. ' flex-duct ' wood Accessible in-line fire da ers Est. total -7 No. locations ins ected 0 Accessible turnip vanes Est. total No. locations ins ected NP Exhaust air_grilles Est. total 7 No. locations ins ected Other (specify):

Other Information:

General impression (indicate recommendations for cleaning based on finding of WTC dust):

1J 3 W C-• t t tj

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

NYC-WTC_000131914

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NYC-WTC_000131914Source: NYC Law Department, mirrored locally

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