NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection
Mechanical Exhaust S rem Iden i •
Form 1 of ]
t'fication.
Location:
Area Served:
t'-W it
Associated mechanical room: clean_Y N dry Y N stored chemicals!refuse Y N
System Components Surface Component
)NOTE: if component not present (NP), not found (NE') or () Dust/ WTC 4 not
inaccessible l please Debris Dust
Indicate in last column) present
resent. Present? not
~
found
Exhaust air outlet: Location: inaccessible
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 vanes, in-line
attenuators noise
blower housing acoustical lining
vibration collars
Exhaust air distribution:
Exhaust air ducts
inspected__
Est total In f )2 U No. locations
Specify type (circle): metal fibrous glass lined metal ma ry
ea- u t wood
fibrous glass board
Y I ^'
Accessible in-line fire dampers Est total gty I No locations
Accessible turning vanes Est. total gly No. locations
Exhaust air grilles Est total qty )~ No. locations
Other (specify):
Other Information:
General impression (indicate recommendations for
cleaning based on finding of RTC dust):
NP not a not found: I - inaccessihip. it a
NYC-WTC 000135804
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