NYC 9/11 Public Portal Document
2.2 : Mechanical Exhaust System
Visual 1 . ion Form
Mechanical Exhaust System Identification: Pa el.of
Location:
r Area Served:
Associated mechanical room: clean X*
Y dn. l
N stored chemicals/refuse Y N
System Components
Surface Component
INOTE: if component not present (NP), not
found (\F) or inaccessible (1) please Deb ris Dust not
indicate in last column)
resent
Present? Present? - not
found
Exhaust air outlet: Location: Inaccessible
y `N
Accessible for inspection? Y N (explain):
louvers. crates and'or screens
outside air duct
outside air dam er(s)
Exhaust fan unit:
blower assembly incl. blower wheel,
attenuators housing, air vanes, in-line noise
z. _
y
blower housing acoustical lining ---- - - _.
vibration collars
Exhaust air distribution: N
Exhaust air ducts Est total In ft 1
inspected J No. locations
Specify t}pe (circle): ~cta r u ela lidn etal maserr~ fibrous class board
Accessible in-line fire dampers Est. total gtv l( No. locations inspected
Accessible turning vanes Est total otti No. locations inspected
Exhaust air grilles Est. total gtv t/ NQ
Other (specify): No. locations inspected
Other Information:
- --~-- ---••-•• N•••••~++•a +sawutalv:.iuons for cIeanin based un finding of
WyTC' dust):
\j)
W C ut S r f -ot, i c.
KEY: = not not tounc: I = inaccessible; Ti
— un
NYC-WTC 000134610
OCR can misread numbers and units. Confirm readings against the page image before using them.