NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Insoectinn Form V, 1 ..o i
Mechanical Exhaust S ystem Identification:
Location: V_Or.) • Area Served:
Associated mechanical room: clean Y N dry Y N
stored chernicals!refuse Y N
Surface Component
System Components Dust/ WTC
ly not
[NOTE: if component-nbt present (NP), not found (NF) or inaccessible (I) please Debris Dust present
Indicate In last column) Present? Present?
t not
found
inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y_ 16 1 (explain): •'•°
Iouv s, grates and/or screens NO
outside air duct n/
outside air damper(s) a P
Exhaust fan unit: NA
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining
vibration collars vvP
Exhaust air distribution:
Exhaust air ducts Est total In ft <610 No. locations
inspected
Specify type (circle): meta fibrous class lined metal masonry fibrous class board
flex-duct wood
Accessible in-line fire dampers Est. total gty "? No. locations inspected
Accessible turning vanes Est. total No. location=_ inspected A/O
Exhaust air rilles Est. total No. locations ins ected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of NtiTC dust):
I:EY: NP = not present; NF = not found; I = Inaccessible; U = unknown
NYC-WTC 000133944
OCR can misread numbers and units. Confirm readings against the page image before using them.