NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form
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Page 1 of I
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Location: Area Served: - - t
V c-
Associated mechanical room: clean Y N dry
stored chemicals'refuse Y N
Y N
System Components Surface Component
Dust/ WTC 4 not
(NOTE: if component not 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 t/ N (explain): y=
n./
louvers, grates and'or screens
outside air duct
t outside air dar..;•-p:r(s)
N
Exhaust fail unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators / A'
blower housing acoustical lining
Al
vibration collars
Exhaust air distribution: N
Exhaust air ducts Est total In ft 12.0 No. locations
inspected t
Specify type (circle): eta rousJ las • lined meta masonry fibrous glass board
flex-duet woo t
Accessible in-line fire dam ers Est. total I No. locations ins ected Q
Accessible turning vanes Est. total tv No. locations ins cted NA
Exhaust air rilles Est. total tt No. locations ins ected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of 1yTC
dust):
j I:EY: NP = not present; NF = not found; I = inaccessible: U = unknown
NYC-WTC 000134558
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