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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