NYC 9/11 Public Portal Document
• 2.7 Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification: Page 1 of:
Location: Area Served: ,_.
Associated mechanical room: clean y t
N dry Y N
stored chemicals/refuse Y N
System Components Surface Component
Dust! WVTC F not
INOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Dust present
indicate in last colunut) Present? Present? not
found
,Exhaust air outlet: Location:
Accessible for inspection? Y V T' (explain): y
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
• blower housing acoustical lining
vibration collars
Exhaust air distribution:
Exhaust air ducts Est. total In ft 12-O No. locations
inspected I__
Specify type (circle): metal fibrous glass lined metal masonry fibrous glass board
flex-duct
/J
-wood
r._'.._.a ,•. -
. Ts to: lct, *•~, l- •i~. i„._ .
Accessible turnip vanei Est. total ico. locations ins ectea
Exhaust air grilles Est. total No. locations ins ected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding
of 11TC dust):
33
i ic1LY: NY a not present; NF= not found; I Inaccessible; U unknown
NYC-WTC 000135794
OCR can misread numbers and units. Confirm readings against the page image before using them.