NYC 9/11 Public Portal Document
2.2 • Mechanical Exhaust System Visual Inspection Form Page 1 of 1
Mechanical Exhaust System Identification: s!
Location: f1 Area Served:
Associated mechanical room: clean Y tT dry Y stored chemicals'refuse
N Y - I~
Surface Component
System Components Dust! «TC l; not
(NOTE:.if component nbt present (NP), not found (NF) or inaccessible (I) please Debris Dust present
indicate in last column] Present? Present?
4 not
found
Inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y ✓och (explain): Y`
. L
louv~' s, grates and/or screens
outside air duct +J
outside air damper(s) {)
Exhaust fan unit:
blower assembly incl. blower wheel, housing, air vanes, in-line noise
attenuators
blower housing acoustical lining N
vibration collars
Exhaust air distribution:
Exhaust air ducts Est total In ft SO No. locations
inspected t
Specify type (circle): meta fibrous glass lined metal masonry fibrous glass board
flex-duct Myood
Accessible in-line fire dam ers Est. total ty No. locations ins ected
Accessible turning vanes Est. total gty No. locations inspected ,,/ p
Exhaust air grilles Est. total gty No. locations inspected c
7
Other (specify):
Other Information: r
General impression (indicate recommendations for cleaning based on finding of \1'TC dust):
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC 000133955
OCR can misread numbers and units. Confirm readings against the page image before using them.