NYC 9/11 Public Portal Document
. Page I of I
97 Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust S •stem Identification: £L4l/ iv Q. (L."
Location: Area Served:
Associated mechanical room: clean )'_N d Y stored chemicals!refuse
N Y: /N
Surface Component
System Components Dust/ W\TC l riot
]NOTE:.if component nbt present (NP), not found (NF) or inaccessible (I) please Debris Dust present
Present? Present? not
indicate in last column]
found
E.
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y V N (explain):
louv~is, crates and'or screens
outside air duct I
outside air damaer(s) NP
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators (
blower housing acoustical lining ' N
vibration collars ~~
Exhaust air distribution:
Exhaust air ducts Est total In ft_ _ No. locations
inspected~_ .
Specify type (circle): et3t fibrous class lined metal masonry fibrous class board y Al
flex-duct ►~•ood
Accessible in-line fire dampers Est. total atv No. locations inspected
Accessible turning vangs Est. total gty No. l ien: ins:ected ( 'v
Exhaust air rilles Est. total n• No. locations inspected • f /✓
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of \\'TC dust):
I KEY: NP = not present; NF = not found; I - inaccessible; U - unknown
NYC-WTC 000135948
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