NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Insnection Form Passe I of 1
Mechai}ical Exhaust System Identification
Location Area Served: ,-
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1\u f-.M
Associated mechanical room: clean Y N dry
N stored chemicals/refuse Y N
Surface Component
System Components Dust! WTC . not present
[NOTE: if component not present (NP), not found (Ni!) or inaccessible (1) please Debris Dust . not found
indicate in last column) Present? Present? , inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y_____N (explain):
— louvers, grates and/or screens "j f\J ____________
— outside air duct
— outside air damper(s)
Exhaust fan unit:
— blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators \) NJ ____________
— blower housing acoustical lining lj
— vibration collars
Exhaust air distribution:
— Exhaust air ducts Est. total In if 3 OD No. locations inspected _t%3
Specify type (circle): metal fibrous glass lined metal masonry fibrous glass board
flex-duct wood
— Accessible in-line fire dampers Est total qty No. locations inspected
— Accessible turning vanes Est. total qty J No. locations inspected U l y N
— Exhaust air grilles Est. total qty No. locations inspected C
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust):
\ 10 (J1 C. -tI l r) sr i o e1EQ , 'T1#& rrs
.A < -T i cTS
h~~,,pt~ fry
( (U Ct_ )? c f
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC-000113870
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