NYC 9/11 Public Portal Document
2.2 ' . Mechanical Exhaust System Visual Ins ection Form Pace 1 of 1
Mechanical Exhaust System Identification: i
Location: Area Served:
Associated mechanical room: clean Y N dty N
stored chernicals!refuse
Y Y N
Surface Component
System Components Dust/ WNTC 1, not
{NOTE:.if component tint present (NP), not found (NF) or inaccessible (I) please Debris Dust present
indicate In last column] Present? Present? not
• found
Inaccessible
Exhaust air outlet: Location: •
oc
Accessible for inspection? Y V N (explain):
L
louvk s, grates and/or screens ti/p
outside air duct
outside air damper(s) p
Exhaust fan unit: p
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housin acoustical lining n!
vibration collars Nil
Exhaust air distribution:
Exhaust air ducts Est total In ft ~V No. locations
inspected I
Specify type (circle): metal fibrous Blass lined metal masonry, fibrous class board
ex-duct .good
Accessible in-line fire dam ers Est. total t y • —1 No. locations ins ected
Accessible turning vanes Est. total gty No. locations inspected N n
Exhaust air grilles Est. total gty `1 No. locations inspected 0 s
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of 11'TC dust):
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000133943
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