NYC 9/11 Public Portal Document
2.2 - Mechanical Exhaust System Visual Inspection Form PROP 1 of 1
• Mechanical Exhaust System Identification: E
Location: n Area Served:
Associated mechanical room: clean Y N dry Y stored chemicals/refuse
N Y N
Surface Component
System Components .. Dust/ WTC
[NOTE: If component not present (NP), not found (NF) or inaccessible (I) please
4 not
Debris Dust present
Indicate In last column] S Present? Present? not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y/N .11
(explain):
7
louvers, grates and/or screens N
outside air duct ^J
outside air damper(s) Al
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
• blower housing acoustical lining
vibration collars t n1(.7
Exhaust air distribution:
Exhaust air ducts Est. total In ft t0 No. locations
• inspected t
Specify type (circle): metal fibrous glass lined metal masonry fibrous glass board kJ
flex-duct wood
Access;h'e in-line fire da*nne-s Est. total qtv Nr. ipca';r-'• c.---
Accessible turning vanes Est. tota _ -....-. Y
-
N Q
Exhaust au illes Est. total No. locations ins ected
Other (specify):
___________________
Other Information:
I I ___
General Impression (indicate recommendations for cleaning-based on finding of WTC dust):
KEY: NP = not present; NF = not found; I = Inaccessible; U = unknown
NYC-WTC 000132785
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