NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form S Pa e I of 1
Mechanical Exhaust System Identification:
Location: v
ç_
Associated mechanical room: clean Y N dry Y
JN
Area Served:
stored chemicals!refuse Y N
Surface Component
System Components Dust/ ~ not
j1OTE:.if component'nbt present (NP), not found (NF) or inaccessible (I) please Debris Dust present
Indicate in last column] Present? Present? not
found
•
inaccessible
Exhaust.air outlet: Location:
Accessible for inspection? Y,_'1\ (explain):
louv6 s, grates and'or screens N n
outside air duct
outside air damper(s) I ,V p
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators ` A/
blower housing acoustical lining
vibration collars N ()
Exhaust air distribution:
Exhaust air ducts Est total In ft No. locations
inspected
Specify type (circle): meta fibrous Blass lined metal niasonry fibrous class board
flex-duct wood
Accessible in-line fire dampers Est. total ty ' 1 No. locations inspected d T
Accessible turnirg vanes Est. total gty No. location_ inspected n!D
Exhaust air rilles Est. total No. locations ins ected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of X\•TC dust):
e
I KEY: NP = not present; NF' not found; I = inaccessible; U = unknown
NYC-WTC 000133937
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