NYC 9/11 Public Portal Document
2.2 i Mechanical Exhaust System Visual Inspection Form
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Location: nn Area Served:
Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y N
System Components Surface ComPonent
Dust/ WTC i; 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
Exhaust air outlet: inaccessible
Location:
Accessible for inspection? Y__/" N (explain):
louvers, grates and/or screens
Al
outside air duct
outside air damper(s)
Exhaust fan unit: NP
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining
vibration collars
Exhaust air distribution: N
Exhaust air ducts Est total In ft 1~
° ,.y No. locations
inspected r
Specify type (circle): metal fibrous class lined metal masonry fibrous glass board y j)
flex-duct „ood
Accessible in-line fire dampers Est. total gty 2 No. locations inspected p
Accessible turnin vanes 1
Est. total No. locations ins ected
Exhaust airgrilles Est. total
NO
No. locations ins ected 0
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding
of WTC dust):
KEY: NP = not present; NF = not found; I = inaccessible; U = unkn
NYC-WTC 000133784
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