NYC 9/11 Public Portal Document
2.2 : Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification-
Page 1 of 1
Location: n '"' Area Served:
Associated mechanical room: clean Y N dry Y N stored chemicals'refuse Y 1\t
Surface Component
System Components
Dust! «7C not
[NOTE: If component not present (NP), not found (NF) or inaccessible (I) please Debris
4
Dust present
indicate in last column[ Present? Present? ~ not
found
Exhaust air outlet: inaccessible
Location:
Accessible for inspection? Y V N (explain):
Iouvers, grates and/or screens
7
outside air duct
outside air damper(s)
N
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise y
attenuators / f
blower housing acoustical lining A)
vibration collars
distribution:
rExhaust ducts Est total In ft [ 2-y No. locations
.Fe (ci:,i. j: ;;tit fiE-c: slag li :met masonry fibrous class board
fle'-dtict wood l t
'..r.s~:.•.e in-h i c d crs Est. totai qty i[ No. locations inspected T'
Accessible turning vanes Est. total gty No. locations inspected N!P
Exhaust air grilles Est. total f No. locations ins ected U X
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of
N'TC dust):
v r': NP = not I. .,ent; NF = r.L: found; I - inaccessible: U - unknnwn
NYC-WTC 000134576
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