NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification: Iof)
Location:,
O (` - -- -. Area Served:
Associated mechanical room: clean Y N d Y N stored chemicals.'refitse Y N
System Components Surface Component
(NOTE: if component not present (NP), not found WTC not
(NF) or inaccessible (I) please Debris
Indicate In last column) Dust present
Present? Present?
F not
found
4
Exhaust air outlet: Location:
Accessible for inspection? Y V N (explain):
nvu-1J, braces anaor 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 acoustical lining
vibration collars S -
Exhaust air distribution:
Exhaust air ducts Est total In ft 12 u No. locations
inspected__________
Specify type (circle): meta fibrous ¢lass lined metal
ilex-duct D
masonry fibrous class board
Y I-y
Accessible in-Iine fire dampers Est. total qty I1 No locations inspected r
Accessible turning vanes Est. total q y No. locations ins_ected_
Exhaust air grilles Est. total gry t
AJo
No. locations inspected
Other (specify):
vu1er information:
General impression (indicate recommendations
for cleaning based on finding of WTC
dust):
U Si C`c1c L17 r., .S 7$ i AN L ~—~N aS ~-=C UMI1.~.t!Q
KEY: NP = not NF = not found: I = U = unknown
NYC-WTC 000134581
OCR can misread numbers and units. Confirm readings against the page image before using them.