NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification: Pa e I of I
3oIL n 12.rl g4Q N 1Aie-
Location: n Area Served:
J to a
Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y,
N
Surface Component
(NOTE: if component not present (NP), not found (NF) or inaccessible (I) Dust/ WTC 4 not
please Debris Dust present
indicate in last column ~ Present? Present?
found
Exhaust air outlet: inaccessible
Location:
Accessible for inspection? Y_/ " N (explain):
louvers, grates and/or screens
outside air duct
outside air damper(s)
Exhaust fan unit: N
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining N
P
vibration collars
Exhaust air distribution: _ tJ
Exhaust air ducts Est total In ft 3 0 No. locations
inspected
Specify type (circle): meta fibrous glass lined metal
flex-duct wood
masonry fibrous glass board
7 y
Accessible in-line fire dam ers Est. total No. locations ins ected
Accessible turning vanes N
_ Est total qty No. locations ins ected
Exhaust air grilles N
Est. total gty No. locations inspected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding
of WTC dust):
VJ L bLL5 vt-1 N lJ t N 5yS i c/ -t . CL~,.i,n/( IS ~or1M~✓/J~c,Jj
.
I
I:EY: NP = not present; NF = not found; I = ; J= unknown
!
NYC-WTC 000133633
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