NYC 9/11 Public Portal Document
2-2 Mechanical Exhaust System Visual Inspection Form -Pa2e 1 of 1
Mechanical Exhaust System Identification: 4t y`
Location: n „ _ r— Area Served:
Associated mechanical room: clean Y N dry stored chemicalsirefuse
Y N Y ; N
Surface Component
System Components Dust/ WTC l; not
[NOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Dust present
Present? Present?
indicate in last column] 4 not
found
4
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y_\/' N (explain):
louvers, grates and/or screens
outside air duct
outside air damper(s)
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air, yanes, in-line noise
attenuators
blower housing acoustical linin
vibration collars
Exhaust air distribution:
Exhaust air ducts Est total In ft 12J No. locations
inspected i
Specify type (circle): etal
flex-duct
fibrous lass lined metal
wood
masonry fibrous glass board r
Accessible in-line fire dampers Est. total gty t No. locations inspected ('
Accessible turning vanes Est. total gty No. locations inspected .JP
Exhaust air grilles Est. total gty No. locations inspected ?
Other (specify):
Other Information:
General Impression (indicate recommendations for cleaning based on finding of WTC dust):
PouAJn ,, %J S'f ~+ CL J J,.~() 1 t ,./0&1~ .
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000133759
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