NYC 9/11 Public Portal Document
• 2.2 Mechanical Exhaust System Visual Inspection Form PaoP i .►f 1
Mechanical Exhaust System Identification:
Location: Area Served:
co F
Associated mechanical room: clean Y N dry Y stored chemicals!refuse
N Y N
Surface Component
System Components Dust/ WTC not
[NOTE:.if component ttbt present (NP), not found (NF) or inaccessible (1) please Debris Dust present •
indicate in last column) Present? Present?.
4 not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y N (explain):
lours, grates and/or screens qt(~
outside air duct
outside air damper(s) NP
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining N P
vibration collars N P
Exhaust air distribution:
Exhaust air ducts Est total In ft _J No. locations
inspected (
Specify type (circle): etal fibrous lass lined metal masonry fibrous glass board
flex-duct wood
Accessible in-line fire dam ers Est. total No. locations ins ected O
Accessible turning vanes Est. total gty No. locations inspected NP
Exhaust air rilles Est. total No. locations ins ected O
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of \W'TC dust):
V- t c,- . ttt s' r 9"S >..-r r p 7M s U i S
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000132715
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