NYC 9/11 Public Portal Document
Accessible turning vanes Est. total qt}• No. locations
inspected
Return air grilles Est. total gtv No. locations inspected I A)
2.1 CentraI Ventilation System Visual Inspection Form I Page 2 of 2
System Components Surface Component
]NOTE: if component not present (\P), not found (NF) or inaccessible (I) please Dust' WIC it not
indicate in last column] Debris Dust present
Present? Present? E not
found
E
inaccessible
Other (specify):
' ~ f
Other Information:
Filter loading i li,ht. moderate, heavy): Li6
Abraded delanunated acousti:al lining
Filter bypass (describe)
General impression (indicate recon;n+attdaticns for clrar:ing based on f n ling of \\ T durst):
L ~~~;.~~ I
\'-'t C ~{S , ~:;u,~~ ,.., sYS;El'J 1. .Ccsr,M ~✓~zJ~,
KEY: NP = not resent: N* F = not found: I = inaccessible: U = unknown
NYC-WTC 000135873
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