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Document / 40 pages

Ventilation System Evaluation Form, WTC Site, Feb 2003

Machine-extracted title · confidence 80%

Blank form for evaluating ventilation systems including building contact details and system types at the World Trade Center site.

NYC-WTC_000133682–000133721
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Scanned page image, NYC-WTC_000133698
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

2.2 Mechanical Exhaust System Visual Inspection Mechanics] Exhaust System Identification: Form page 1 of 1 Location: I Area Served: Associated mechanical room clean V N stored chemicals/refuse Y 1\ System Components Surface Component f'\OTE: if component not present (NP), not found (\F) or inaccessible (I) not indicate in last column] please Debris Dust present Present? Present? not found

Exhaust air outlet: Locat ion: inaccessible

Accessible for inspection? Y ✓ N (explain):

1ou%4ers, crates and'or screens outside air duct outside air damper(s) n/ ~ Exhaust fan unit: blower assembly incl. blower wheel, housin , air vanes. in-line noise attenuators _ blower housinc zcoustical lining vibration collars Exhaust air distribution: Exhaust air ducts Est total In ft I1() No. locations inspected ( Specify type (circle): metal Ibrous class lined meta masonry fibrous glass board ~ Al flee -duct wood Accessible in-line fire dampers Est. total h' I( No. locations inspected U Accessible turning vanes Est tot?t oh' r No. locations inspected Exhaust air grilles Est. total gty I A.) 1t No. locations inspected U Other (specify):

Other Information:

"_••-• ••• •••.y• moo vu tuiujcate t'ecorllta:nC:atron3 for clen ninb based on finding of \VT C dust):

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

NYC-WTC 000133698

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NYC-WTC_000133698Source: NYC Law Department, mirrored locally

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