NYC 9/11 Public Portal Document
2.2 Mechanical Exhaust System Visual Inspection Form Page | of |
Mechanical Exhaust System Identification: 4F 2 .
Location: ot Area Served: “os
—_ -( ) Do &
Associated mechanical room: clean Y N__ dry Y N __ stored chemicals’refuse Y N
; Surface Component
System Components Dust/ WTc E not
[NOTE: if component not present (NP), not found (NF) or inaccessible (1) please Debris Dust present
indicate in last column] Present? | Present? | not
found
g
inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y N (explain): / y
louvers, grates and/or screens Y Y
outside air duct ly Y
outside air damper(s) __¥ Y
Exhaust fan unit: :
blower assembly incl. blower wheel, housing, air vanes, in-line noise \
attenuators 3 7 /
blower housing acoustical linine Y yaad
vibration collars - ; : SO
Exhaust air distribution:
Exhaust air ducts Est total In ft i220 No. locations
inspected {
‘ y
Specify type (circle): Ca Crouse brous glass lined metal \masonrv fibrous glass board 7 : Y
flex-duct “Wood
Accessible in-line fire dampers Est. total qty (ft No. locations inspected (1 r
Per isit te peenins ygecs Est. tatal gry No. locations inspected NP
Exhaust air grilles Est. total qty y+ No. locations inspected 7) ral
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust):
WIT Sus? Panu tas System , CreAmin ( ‘> (acomen nen.
KEY: NP = not present; NF = not found; I = inaccessible: U = unknown
NYC-WTC_000135842
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000135842Source: NYC Law Department, mirrored locally
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 275 Greenwich Street due to WTC dust.
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 295 Greenwich Street due to WTC dust.
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 295 Greenwich Street due to WTC dust.