NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form - Page 1 of I
Mechanical Exhaust System Identification: L)
Location:
aç. Area Served:
Associated mechanical room: clean Y N dry Y stored chemicalsIrefuse
N Y• N
Surface Component
System Components Dust/ NNTC f, not
[NOTE: if component'rtbt present (IMP), not found (IMF) or inaccessible (I) please Debris Dust present
indicate in last column) Present? Present?
k not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y N (explain):
louvihs, crates and/or screens Al
outside air duct
f r.)
outside air damper(s)
Exhaust fart Unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical linins
vibration collars I rJ C
Exhaust air distribution:
Exhaust air ducts Est total In ft_ No. locations
inspected p
Specify type (circle): etal fibrous class lined metal masonry fibrous class hoard
flex-duct wood
7
Accessible in-line fire dam ers Est. total ty No. locations ins ected
Accessible turning vane's Est. total gty _ No. locations_ inspected I n1
Exhaust air grilles Est. total ry No. locations ins ected tJ
Other (specify):
Other information:
General impression (indicate recommendations for cleaning based on finding of \1'TC dust):
KEY: NP - not resent; NF - not found; I - inaccessible; U s
unknown
NYC-WTC 000135943
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