NYC 9/11 Public Portal Document
2.4 Passive Shaft/Duct Visual Inspection Form Page 1 of I
Passive Shaft/Duct Identification: tZ (2.1 Al 2 , N ;~A1
Location: Area Served:
r'L.F~VA"t~2 f vtl T ~.EVA )fL 211
Surface Component
System Components Dust) WTC l; • not
[NOTE: if component not present (NP), not found (NF) or inaccessible (1) please Debris Dust present
indicate in last column] Present? Present?
•
4 not
found
4
Inaccessible
Outside air intake (if servicing supply air): Location: Ro.Z r -
Accessible for inspection? Y V7 N (explain):
7
louvers, rates, screens or weather ca
Exhaust outlet/louver (if servicing exhaust air): Location:
Accessible for inspection? Y N (explain):
louvers, rates, screens or weather ca
Supply air distribution (if servicing supply air):
Supply air outlet(s) Est. total qty_____________ No. locations inspected_
Specify shaft substrate (circle): metal fibrous glass lined metal masonry
fibrous glass board flex-duct wood
Accessible fire dampers Est. total qty No. locations inspected rJ
Pipes/mechanical equipment, etc. located in shaft P (J
Return air distribution (if servicing exhaust air):
Exhaust air inlet(s) Est. total qty No. locations inspected
Specify shaft substrate (circle): metal fibrous glass lined metal masonry
. fibrous class board flex-duct wood
Accessible fire dam ers Est. total No. locations ins ected
• Pies/mechanical equipment, etc. located in shaft
Other (specify):
Other Information:
General impression (indicate recommendations for. cleaning based on finding of WTC dust):
ND wTc bus ; -D
KEY: NP = not : :iF = not f- ' • I = inacc ; it l:; U = unknr:
NYC-WTC 000131924
OCR can misread numbers and units. Confirm readings against the page image before using them.