NYC 9/11 Public Portal Document
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Mechanical Exhaust System Identification:
1 1)(kAU5T LT
Location: Area Served:
Associated mechanical room: clean_ '1 N dry— L Y N stored chemicals/refuse Y_N
Surface 1 Component
System Components Dust/ WTC • not present
[NOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Dust • not found
indicate in last column] Present? Present? • inaccessible
Exhaust air outlet: Location:
Accessible for inspection? Y_IN (explain):
— louvers, grates and/or screens
— outside air dud
— 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 ,jP
Exhaust air distribution:
— Exhaust air ducts Est total In ft ( EO No. locations inspected C) 2
Specify type (circle): metal fi razes 1 s linedmeth( j) fibrous glass board
flex-duct Wood
— Accessible in-line fire dampers Eat total gty9_ No. locations inspected b r
— Accessible turning vanes Est. total qty No. locations inspected N
— Exhaust air grilles Est. total qty No. locations inspected
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust):
— WTC £ V r T WA:S 0'B S 6QN E 71 IN Ta-f E M
-c4-i A1\J I CA L CO MPON S
AND vrs &S5 0c t Prr e Duc?S.
-- . -Ni ry .~ `~$' ' v 11e.ei iR WTC LAT- el) D u 31.
Try.e REc+IANtCAL CDwPoNC--M7S of -r~,t ~4 ' -tJ ~A" ' IrS
A 5so c-c A TE t, I N u (--
t
7% &ED T 0 VZ C_LC— - tJ D,
KEY: NP - not present; NF = not found; I = inaccessible; IT = unknown
NYC-WTC-000117862
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