NYC 9/11 Public Portal Document
Z2 Mechanical Exhaust System Visual Inspection
Form Page ] of I
Mechanical Exhaust System Identification:
Location:
10 Area Served:
ct O
Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y N
System Components Surface Component
(NOTE: If component not present (NP), not found (NF) or () Dust/ Dust not
Indicate In last column(
inaccessible I please Debris Dust present
Present? Present?
4 not
found
Exhaust air outlet: Location: Inaccessible
Accessible for inspection? Y_____,N (explain):
louvers, rates and/or screens
outside air duct
y N
outside air damper(s)
Exhaust fan unit: ~►
blower assembly incl. blower wheel, housing, air vanes, in-line
attenuators noise
N
blower housing acoustical lining
vibration collars -
Exhaust air distribution: NP
Exhaust air ducts Est total In ft_ / Oct No. locations
inspected i
Specify type (circle): e 1 fibrous class lined metal masonry fibrous glass board
flex-dudt w
Accessible in-line fire dampers Est. total gty 1D No. locations inspected 0 —,
_Accessible turning vanes __ Est. total otv No. locations inspected f ~O
Exhaust air grilles Est. total No. locations inspected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning
based on finding of Wt7C dust):
= not = not found; I = inaccessible! 11=
NYC-WTC 000135810
OCR can misread numbers and units. Confirm readings against the page image before using them.