NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification: Page 1 of 1
XHA u` 7 ii
Location: __
Area Served:
- o vi .~ l r C~eP ff,egcC
Associated mechanical room: clean Y N dry Y N stored chemicals/refuse Y N
System Components Surface
(NOTE: if component not present (NP), not Dust/ WTC =pre
found (NF) or inaccessible (1) please Debris Dust
indicate in last column] Present? Present?
Exhaust air outlet: Location:
Accessible for inspection? Y N (explain):
— louvers, grates and/or screens
— outside air duct
— outside air damper(s)
Exhaust fan unit:
— blower assembly incl. blower wheel,
housing, air vanes, in-line noise attenuators `f
— blower housing acoustical lining
— vibration collars N1
Exhaust air distribution: N
— Exhaust air ducts Est total in ft_ (4 o No. locations inspected
Specify type (circle): metal fibrous glass lined meta masonry fibrous
glass board
`flex-duct wood
— Accessible in-line fire dampers
Est. total qty No. locations inspected
— Accessible turning vanes Est. N
total qty No, locations inspected
— Exhaust air grilles N
Est. total qty f No, locations inspected O
Other (specify): —
Other Information:
General impression (indicate
recommendations for cleaning bayed on finding of
WTC dust):
4UAW ACCc,1HULAThO/J Ot 70, r-eLct' t3C J,1o`~. l5 eov (Z 1Ne
LC r41J 1 S i tQusE DT ELA7ED 'rUST.
Q T411 txHAUS r FA J ALONC4
t J L& ITf-I ITS Cal-(PO N E +Urs
4)D rn ssoca# T D uc _
KEY: NP =not present; NF =
not found; I — inaccessible, U =
unknown
NYC-WTC 000113934
OCR can misread numbers and units. Confirm readings against the page image before using them.