NYC 9/11 Public Portal Document
2.4 Passive Shaft/Duct Visual Inspection Form
Passive Shaft/Duct Identifiration:
FRESH AIR INTARE
Location:
ELEVATOR
ROOM
System Components
INOTE: if component no: present (N.P), not found (NF) or inaccessible (1) please
FOR THE ELEVATOR ROOM.
Area Served:
ELEVATOR ROOM
Surface
Dust/
Debris
Present?
indicate in last column]
Outside air intake (if serricing supply air):
Location:
Accessible for inspection? Y_
_(explain):
Y
- louvers, grates, screers or weather cap
Exhaust outlet/louver (if servicing exhaust air):
Accessible for inspectioni X
N
_(explain):
- louvers, grates, screers or weather cap
Supply air distribution (if servicing supply air):
- Supply air outiet(s)
Ist. total qty
Specify shaft substrate ( circie):
Location:
No. locations inspected 1
metal
fibrous giass lined metal masonsy
fbrous glass board flex-duct wood
- Accessible fire dampen:
Est. total qty
-- No. locations inspected
- Pipes/mechanical equip-ment, etc. located in shaft
Return air distribution (if servicing exhaust air):
- Exhaust air inlet(s)
Ist. total qty
No. locations inspected_ 1
Specify shaft substrate (circle):
meta
fibrous glass lined metel masonry
fbrous alass board fex-duct wood
- Accessible fire damper:
Est. total qty
No. locations inspected
- Pipes/mechanical equirment, etc. located in shaft
Other (specify):
x
Page 1 of 1
WTC
Dust
Present?
N
N
Component
• not preseni
à not found
• inaccessible
N
NP
NP
N
NP
NP
Other Information:
General impression (inc'ícate recommendations for cleaning based on finding of WTC dust):
- NO WTC BELATED DUST WAS DBSERVED IN THE DUCT.
I~ NO CLEANING IS REQUIRED FOR LOTC FELATED DUST.
KEY: NP = not present NF = not found; I = inaccessible; U = unknown
NYC-WTC_000117940
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000117940Source: NYC Law Department, mirrored locally
An HVAC inspection report from Cole Consulting Corporation dated February 13, 2003, recommending cleaning of units at 275 Greenwich Street due to WTC dust.