NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Insnectinn Fnrm b..
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Mechanical Exhaust System Identification: '7
Location: Area Served:
Associated mechanical room: clean Y N dry Y N stored chemicals!refuse Y N
ce `1.I•c Component
System Components DS ust/ not
{NOTE:.if component iibt present (NP), not found (NF) or inaccessible (1) please Debris Dust present
indicate In last column) Present? Present? not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y_16 (explain): `•°
louvtt s, grates and/or screens Nn
outside air duct s..
AJ .
outside air damper(s) p
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining n
vibration collars NP
Exhaust air distribution:
Exhaust air ducts Est total In ft No. locations
inspected
Specify type (circle): eta fibrous glass lined metal masonry fibrous class board
flex-duct od
Accessible in-line fire dampers Est. total gty No. locations inspected N
Accessible turning vanes. Est. total t • No. locations inspected
Exhaust air grilles Est. total gty 7 No. locations inspected
Other (specify):
Other Information:
tJ T W 0c~.1LIJ17
General impression (indicate recommendations for cleaning based on finding of \VTC dust):
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000133953
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