NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form Page 1 of 1
Mechanical Exhaust System Identification:
Location: Area Served:
Mechanical room: clean Y N dry Y N stored chemicals/refiise Y N
Surface WTC Component
System Components Dust/ Dust • not present
[NOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Present? • not found
indicate in last column] Present? • inaccessible
Outside air exhaust: Location:
Accessible for inspection? Y N (explain):
- louvers, grates and/or screens
- outside air duct________________________________________ ____________
- outside air damper(s)
Exhaust fan unit:
- blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators
- blower housing acousticallining______________________________________
- vibration collars_________________________________________ __________
Exhaust air distribution:
- Exhaust air ducts Est. total In ft 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
- Accessible turning vanes Est. total qty No. locations inspected
- Exhaust air grilles Est. total qty No. locations inspected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning):
KEY: NP = not present; NF = not found; 1 = inaccessible; U = unknown
NYC-WTC_000162564
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