NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form Page 1 of I
Mechanical Exhaust System Identification: 1"P
Location: Area Served:
Associated mechanical room: clean Y N dry V Nstored chernicals!refuse V N
Surface Component
System Components Dust! WIC l; not
(NOTE: if component riot present (NP), not found (NF) or inaccessible (I) please Debris Dust present
indicate in last column] Present? Present? 4 not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? V I N (explain): iV
Iou. ks, grates and'or screens Aj
outside air duct N
outside air damper(s)
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining
vibration collars
Exhaust air distribution:
Exhaust air ducts Est total In ft ,[..1V No. locations
inspected_ (
Specify type (circle): metal fibrous glass lined metal masonr% fibrous class hoard (J
ea-duct (
Accessible in-line fire dampers Est. total qty No. locations inspected J ,'JP
Accessible turning vanes Est. total gtv No. lo:a:icns insecttd /J P
Exhaust air grilles Est. total qty No. locations inspected Z.
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust):
I;E~': NP = not present; NF = not found; I = Inaccessible; U a unknown
NYC-WTC 000135946
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