NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form Page 1 of I
Mechanical Exhaust System Identification:
Location: I Area Served: r -
Associated mechanical room: clean_k/_Y N dry stored chemicals/refuse
N Y N
Surface Component
System Components Dust/ WTC . not present
[NOTE: if component not present (NP), not found (NF) 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 y /J
- outside air duct N
- outside air damper(s)
Exhaust fan unit:
- blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators n%
- blower housing acoustical lining '/
- vibration collars '
Exhaust air distribution:
- Exhaust air ducts Est. total In ft > OU No. locations inspected
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 `f~
- Accessible turning vanes Est. total qty No. locations inspected n
- Exhaust air grilles Est. total qty ZC No. locations inspected Z '7'
Other (specify):
Other Information:
i
General impression (indicate recommendations for cleaning based on finding of WTC dust):
t c '?,NE C'C:lIit RUC-,iiiS c,f ! NC i-f}fJ
NC) TC ? mil T T [)PS
ITS'
rDt i'
5/.
~ ,a LA GA ''
'ter,A7%3
[v/D . c f1N ~~ C~ I '3
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC-000113866
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