NYC 9/11 Public Portal Document
2.4 Passive Shaft/Duct Visual Inspection Form Page 1 of 1
Passive Shaft/Duct Ida itif`ication:
Am aN 1 JTAkE E1 R '(
-►-o S' .'; -i A Irtf A'ro &cc K eà
Location: Area Served:
tt~v a"f a si
System Components Surface Component
DustJ WTC • not present
[NOTE: if component not present (NP), not found (NY) or inaccessible (I) please Debris Dust
indicate in last column] • not found
Present? Present? •
Inaccessible
Outside air intake (if servicing supply air): Location:
Accessible for inspection? Y /N (explain):
— louvers, grates, screens or weather cap
Exhaust outlet/louver (if servicing exhaust air): Location:
Accessible for inspection? Y N (explain):
— louvers, grates, screens or weather cap
Supply air distribution (if servicing supply air): p....)
— Supply air outlet(s) Est. total qty No. locations inspected
Specify shaft substrate (circle): jnja fibrous class lined metal masonry
fibrous alas., board flex-duct ww
— Accessible fire dampers Est total qty No. locations inspected_
— Pipes/mechanical equipment, etc. located in shaft
Return air distribution (if servicing exhaust air):
— Exhaust air inlet(s) Est. total qty No. locations inspected
Specify shaft substrate (circle): n J fibrous Mass lined metal masonry
fibrous glass board flex-duct w
— Accessible fire dampers Est. total qty No. locations inspected
- Pipes/mechanical equipment, etc. located in shaft
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of WTC dust):
-10 CJZN WJ ; (S EQv 1 Ea)
n E.L'\IE.i) I) u~-t
KEY: NP = not resent; NF = not found; I = inaccessible; U = unknown
NYC-WTC-000135539
OCR can misread numbers and units. Confirm readings against the page image before using them.