NYC 9/11 Public Portal Document
2.2 -- -Mechanical Exhaust System Visual Inspection Form - .' Page f-of I
Mechanical Exhaust System Identification:
Location: Area Served:
~OF
Associated mechanical room: clean Y N dry stored chemicals/refuse
Y N Y N
• Surface Component
System Components Dust/ WTC 1; not
[NOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Dust present
- Present? Present?
indicate In last column] 4 not
found
Inaccessible
Exhaust lair outlet: Location:
Accessible for inspection? Y /N (explain):
louvers, grates and/or screens —AJ -
- _ .. ..
outside air duct
outside air damper(s)
._ .. _.._. .:
blowerassh'rhtily inc1. blower wieel; housing, air vani3; iT=lirie'htsise —'
attenuators - 1
blower housing acoustical lining S. Ni P
vibration collars (7
Exhaust air distribution:
Exhaust air ducts Est. total In ft ' iL) No. locations
inspected
Specify type (circle): metal fibrous glass lined metal masonry fibrous glass board y N - .
flex-duct wood
Accessible in-line fire dampers Est. total • No. locations inspected
Accessible turning vanes Est. total gty No. locations inspected AJO
Exhaust air grilles Est. total gty No. locations inspected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of %'TC dust):
.No `rc ~uj~ Four4
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000131920
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