NYC 9/11 Public Portal Document
2.2 ~-• Mee-hanical-Exhaust System Visual Insnection Form — - ` ` - •" -Page 1-of I
Mechanical Exhaust System Identification:
Location:
99
Associated mechanical room: clean Y N dry Y
Area Served:'
'
f
N stored chemicals/refuse Y
'
N
Surface Component
System Components Dust/ WTC Z; not
[NOTE: If component not present (NP), not found (NF) or inaccessible (I) please Debris Dust present
indicate in last column] Present? , Present? . not
found
• inaccessible
Exhaust air outlet: Lo ation:
p
Accessible for ins ection? Y' V N (explain): Y c) -
louvers, grates and/or screens - -
- . diitside air duct
outside air da n er(s "' N
-. - .—._.. __.„.~......_...._.__.__.,t~_.._._-:_.,. ..- __ ..
`E~zfiauffan mt: --- ~,-
::b1dwera~ t?tblyinc1. blower wheel, housing,3itrva s, #rrtine noise
attenuators
blower housing acoustical lining
vibration collars
Exhaust air distribution: -}
Exhaust air ducts Est. total In ft / () No. locations
inspected I
etal fibrous glass lined metal masonry-fibrous glass board )' . :---
Specify type (circle):
ex-duc wood
Accessible in-line fire dampers Est. total gty 7 No. locations inspected
Accessible turning vanes Est. total gty No. locations inspected N!~
Exhaust air grilles Est. total gty 7 No. locations inspected ..1
Other (specify):
Other Information:
General Impression (indicate recommendations for cleaning based on finding of \V'TC dust):
PVO Li -S 1 L cu.s
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC-000131919
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