NYC 9/11 Public Portal Document
2.4 Passive Shaft/Duct Visual Inspection Form
Page I of I
Passive ShaftDuct Identification: ' '2...
Location: ((~~ -~ Area Served:
• I~G
System Components Surface Component
Dust; W1'TC not
(NOTE: if component not present (NP), not found (NF) or inaccessible (I)
please Debris Dust present
indicate in last column] Present? Present?
5 not
found
C
Outside air intake (if servicing supply air): inaccessible
Location:
Accessible for inspection? Y_ N (explain):
louver's. grates. screens or weather ran
Exhaust outlet/louver (if servicing exhaust air): Location: (2oor
Accessible for inspection? Y_1I i; (explain): 'j
louvers, crates, screens or weather cap ( ,v
Supply air distribution (if servicing supply air):
Supply air outict(~) Est. total qt}• No. locations inspected
Specify shaft substrate (circle): metal fibrous class lined metal muconry
fibrous Blass board flex-duct wood
Accessible fire dampers Est. total qtv No locations inspected
Pipes'nnechani ;,~t i :. etc. lo_c _ ...ft P
Return air distribution (if servicing exhaust air):
Exhaust air inlet(s) Est. total qty__ ___________ No. locations inspected C'
Specify shaft substrate (circle): etal fibrous class lined metal masonry
T
boy>c!_ssbcari
Accessible fire da cers Est. total gty No. locations
Pipes 'mechanical uintttent. etc. Incased in ch-ifr
Oil -;)ecifv):
Other Information:
General impression (indicate recommendations for cleaning based on
finding of NV'TC dust):
tJC AS
_
--.-..___._ ._,.
I:E1: 1\P = not present; NF= not found; I = inaccessible• U =
unknown
.____j
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NYC-WTC 000130431
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