NYC 9/11 Public Portal Document
2.2 . Mechanical Exhaust S~'stem Visual Inspection Form Poaa 7 of 1
Mechanical Exhaust System Identification:
Location: Area Served:
o
Associated mechanical room: clean Y N dry ? N
stored chemicals/refuse Y N
Surface Component
System Components Dust/ WTC not
[NOTE: If component not present (NP), not found (NF) or inaccessible (I) please Debris Dust present
Indicate In last column) Present? Present?
4 not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? V. ✓ N (explain):
louvers, grates and'or screens
outside air duct A)
outside air damper(s)) ---ft.)
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise - -
attenuators
blower housing acoustical linin /V
vibration collars -
Exhaust air distribution:
Exhaust air ducts Est total In ft l 2.E1 No. locations
inspected I
Specify type (circle): et 1 fibro class lined metal masonry fibrous class board (L!
ex-duct :
Accessible in-line fire dam ers Est. total n• I_I No. locations ins ected
Accessible turning vanes Est. total gty No. locations inspected W(~
Exhaust air illes Est. total tv t f No. locations ins ected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust):
N) w iC ILSi .Cvu,Jts
K.F": NPs not present; NF - not found; I = Inaccessible; U Q unknown
NYC-WTC 000135902
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