• .2.2 Mechanical Exhaust System Visual Ins ection Form
Mechanical Exhaust S stem ldenttYtcatton. Page 1 of 1
Location: n _ _t Area Served:
Associated mechanical room: clean Y N dry Y N
stored chemicals/refuse Y N
System Components Surface Component
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? E not
found
Exhaust air outlet: Location: Inaccessible
Accessible for inspection? .Y V N (explain): f
Y
louversgrates and/or screens
outside air duct
N
outside air damper(s)
Exhaust fan unit: N
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining
vibration collars -
Exhaust air distribution: N
Exhaust air ducts Est total In ft No. locations
inspected I
Specify type (circle): tai fibrous glass lined metal masonry fibrous glass board W
flex-duct woo
Accessible in-line fire dam ers Est. total No. locations ins ected 0
Accessible turning vanes Est. total gty No. locations inspected
Exhaust air grilles NP
Est. total gry j2 No. locations inspected 0
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of
WW'TC dust):
KEY: NP = not present: NF = not found: I = inaecessihtp! it = urU.....~•..
NYC-WTC 000135801
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000135801Source: NYC Law Department, mirrored locally
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 275 Greenwich Street due to WTC dust.
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 295 Greenwich Street due to WTC dust.