NYC 9/11 Public Portal Document
r2.2 ; Mechanical Exhaust System Visual Inspection Form Pa2e I of I
- t
Location: Area Served:
Associated mechanical room: clean Y N dry Y N stored chemicals/refuse 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?
4 not
found
Exhaust air outlet: inaccessible
Location:
Accessible for inspection? Y V/ N (explain): j'..)
louvers, grates and/or screens
outside air duct
N
N
outside air damper(s)
Exhaust fan unit: N
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators /v
blower housing acoustical lini ng
NP
vibration collars
Exhaust air distribution: AlP
Exhaust air ducts Est total in ft l (J No. locations
inspected /
Specify type (circle): metal fibrous class lined metal masonry fibrous class board
flex-duct wood r
Accessible in-line fire dam ers Est. total No. locations ins ected T
Accessible turning vanes Est. total No. locations ins ected
Exhaust air grilles Est. total gry 2.
Other (specify):
No. locations inspected 0
i
General impression (indicate recommendations for cleaning based on
finding of NV'TC dust):
s
) KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000133655
OCR can misread numbers and units. Confirm readings against the page image before using them.