NYC 9/11 Public Portal Document
2-2 Mechanical Exhaust System 'Visual Insuection Form Page 1 of 1
Mechanical Exhaust SystemTdentfontion A
£
Location`. Area Seared:
t
Associated mechanical room: clean_/Y N dry jY stored chemicals/refuse
N Y_e N
Surface 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) I Present? Present? . lnaccesslble
Exhaust air outlet: Location:
Accessible for inspection? Y___N (explain):
— louvers, grates and/or keens
— outside air duct
— outside air dampers) j '7' ___ _____
Exhaust fan unit:
— blower assembly incl. blower wheel, housing, air vanes, anline noise attenuators
— blower housing acoustical lining -~/
— vibration collars 'f
Exhaust air distribution:
— Exhaust air ducts Est total In ft (OD No. locations inspected 02.
Specify type (circle): metal(braes ]ass lined me e mammy fibrous slam board
— Accessible in-line fire dampers Est total qty 9 _ No. locations inspected )
— Accessible taming vanes Est. total qty No. locations inspected NP
— Exhaust air grilles Est. total qty No. locations inspected
Other (specify):
Other Information:
f t
General impression (indicate recommendations for cleaning based on finding of WTC dust):
— £t u ST VJis OSS62VED IN T+fF MFCf4AN ICA L CoMPUNFfS
WTC
'kND ttS 8,S5 *0c t Pr'r C- 1uC.'T'S.
tvIC. aEL4Tt1 ID -r.
-r?f HCC401AN WAL.. C~~Po~E-~7S off' -r 4e- '?-!V AN L , rc
7fCSSDc~ A'TEa 1`1 +EEC -r o 'gE Cl.. y-- JE.D.
'~~c?S
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC-000117922
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