NYC 9/11 Public Portal Document
2. Passive Shaft/Duct Visual Inspection Form Page 1 of 1
Passive Shaft/Duct Identification: f itt TA iL &-
Location: £ Area Served:
E L-GV n a
Surface Component
System Components Dust/ WTC 4 not
(NOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Dust present
Indicate in last column) Present? Present? not
t
found
4
Inaccessible
Outside air intake (if servicing supply air): Location: 6.t.4.J R, 1.r1
Accessible for inspection? Y ♦
/
N (explain):
louvers, grates, screens or weather cap N
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):
Supply air outlet(s) Est. total qty ) No. locations inspected t
Specify shaft substrate (circle): a al fibrous glass lined metal masonry
fibrous glass board flex-duct wood
Accessible fire dampers Est, total gry No. locations inspected N
Pi es'mechanical equipment. etc. located in shaft P A_
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 dampers Est. total gty No. locations inspected
Pi es'inechanical eaui ment, etc. located in shaft
Other (specify):
Other Information:
General impression (indicate recommendations for cleaning based on finding of W1TC dust):
I KEY: NP - not present; NF ffi not found; I a
inaccessible; U e
unknown
NYC-WTC 000135950
OCR can misread numbers and units. Confirm readings against the page image before using them.