NYC 9/11 Public Portal Document
~. •2.2 Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification: pt _ — Page I of I
Location:
Area Served:
• Associated mechanical room: clean Y N dry 1 Y N stored chemicals!refuse Y 7N
System Components Surface Component
(NOTE: if component not present (NP), not found (NF) or Dust/ WTC not
inaccessible (I) please Debris Dust
indicate in last column] present
Present? Present?
4 not
found
Exhaust air outlet: Location: inaccessible
oc
Accessible for inspection? Y // N (explain): y
l
louvers, grates and/or screens
Al
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 N
Exhaust air distribution: %V P
Exhaust air ducts Est total In ft IL) No. locations
inspected
Specify type (circle): metal fibrous Blass lined metal
masonry fibrous glass board
flex-duct wood r iN]
Accessible in-line fire dam ers Est. total No. locations ins ected
Accessible turning vanes Est. total qty __ iJ O
No. locations inspected
Exhaust air rilles Est. total --" '
No. locations ___
ins ected N
Other (specify):
Other Information:
General impression (indicate recommendations for
cleaning based on finding of WTC dust):
I KEG': NP = not present; NF = not found: I = inaccessible f t = ,,.,t:.,.,«...
NYC-WTC 000130408
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