NYC 9/11 Public Portal Document
2.2 . Mechanical Exhaust System Visual Insnectinn Fnrm Dine 1 ,.c,
A
Mechanical Exhaust System Identification:
Location: Area Served:
Associated mechanical room:. clean Y .N dry Y N
stored chemicals!refuse Y N
Surface Component
System Components Dust! WTC
[NOTE:.lf componentitibt present (NP), not found (NF) or inaccessible (1) please Debris Dust
4 not
present
indicate in last column] Present? Present? not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? 1' ~// N (explain):
Iouv~ s, grates and/or screens D
outside air duct
outside air damper(s)
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housin acoustical lining NO
vibration collars
Exhaust air distribution:
Exhaust air ducts Est total In ft CSC.) No. locations
inspected___
Specify type (circle): etal fibrous Blass lined metal niasonry fibrous class board
flex-duct wood
Accessible in-line fire dam ers Est. total t No. locations ins ected
Accessible turnip vanes Est. total No. locations inspected
Exhaust air grilles Est. total gty No. locations inspected 0
7
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of %%'TC dust):
w 'lC u ai C_1.X✓At4 J o r- 'r N .S cc i..., c i s ( co
KEY: NP = not present; NF = not found; I = Inaccessible; U unknown
NYC-WTC 000132749
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