NYC 9/11 Public Portal Document
2.1 Central Ventilation System Visual Inspection Form Page 1 of 2
Ventilation System Identification:
Location: (1J'( Area Served:
~,e►5r~r14_,✓ d - , t L.+ 12 t'Ze-t
ot ?4fL t it s_Ui n-r*
I I
ssociat dmechanical room: clean_Y N dry N Y
stored chemicals/refuse Y • N
Surface Component
System Components Dust/ WTC not
(NOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Dust present
indicate in last column] Present? Present?
4 not
found
4
inaccessible
Outside air intake: Location:
Accessible for inspection? YIN (explain): YV
louver, grates and'or screens N W
outside air duct
outside air damper(s) A.)
Air handling unit:
outside air mixing chamber ...._. .
filter rack(s) 3\.1 pJ
filter media
blower assembly Incl. blower wheel, blower housing, air vanes, in-line
noise attenuators
blower housing acoustical lining 1.I
pre-heat coils pj P
heating coils
cooling coils
re-heat coils qt
supply air lenum t., 'Ai
supplyair plenum damper(s)
vibration collars (V :J
Supply air distribution:
Supply air ducts Est. total In ft U No. locations inspected -~
Specify type (circle . met rows glass lined me masonry fibrous glass board
~U
flex-duct woo
Accessible in-line fire dampers Est. total gty No. locations inspected rte' ()
Accessible turning vanes Est. total gty I No. locations inspected / t,1
In-line reheat'cooling coils Est. total gty No. locations inspected A) (
Supply air diffusers Est. total gty 7 No. locations inspected
Return air disti;buion.
Return air ducts Est. total In ft No. locations inspected
Specify type (circle): metal fibrous glass lined metal masonry fibrous glass board r
)
flex-duct wood `
Return air plenum Est. total RA plenum areas No.
locations inspected i_! i
Return air plenum damper Est. total qty No. locations
inspected iV to
Accessible in-line fire dampers Est. total qty No.
locations inspected
NYC-WTC 000130425
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