NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form Page 1 of I
Mechanical Exhaust System Identification: '
Location:
Associated mechanical room: clean Y N dry Y
1 Area Served:
stored chemicals/refuse
N Y N
Surface Component
System Components S Dust/ NNTC not
[NOTE:.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 N (explain):
lou4 s, grates and/or screens N
outside air duct r!
outside air damper(s) IVI
Exhaust fan unit:
blower assembly incl. blower wheel, housing,.air vanes, in-line noise
attenuators
blower housing acoustical lining NP
vibration collars NP
Exhaust air distribution:
Exhaust air ducts Est total In ft ~0 No. locations
inspected
Specify type (circle): eta fibrous Blass lined metal masonry fibrous class board
flea-duct wood
Accessible in-line fire dampers Est. total gty j No. locations inspected U 'r
Accessible turning vanes Est. total gty No. locations inspected
Exhaust air grilles Est. total No. locations inspected
Other (specify):
Other Information:
3 C~ W 1 v`''~
General impression (indicate recommendations for cleaning based on finding of \\'TC dust):
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000133945
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