NYC 9/11 Public Portal Document
2.2
Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification:
CHIMNEY STACK #2
Location:
250 OUTH tNOFVE
Associated mechanical room: clean
Area Served:
Y
_N
dry
_Y
System Components
[NOTE: if component not present (NP), not found (NF) or inaccessible (I) please
indicate in last column]
Exhaust air outlet:
Location:
N stored chemicals/refuse
Surface
Dust/
Debris
Present?
Accessible for inspection? Y /
N
_(explain):
- louvers, grates and/or screens
- outside air duct
- outside air damper(s)
Exhaust fan unit:
- blower assembly incl. blower wheel, housing, air vanes, in-line noise attenuators
- blower housing acoustical lining
- vibration collars
Exhaust air distribution:
- Exhaust air ducts
Specify type (circle):
Est. total In fi
180
No. locations inspected_
1
metal
fibrous glass lined metal masonry fibrous glass board
flex-duct
wood
- Accessible in-line fire dampers
Est. total qty
- Accessible tuming vanes
Est. total qty.
- Exhaust air grilles
Est. total qty
No. locations inspected
No. locations inspected
No. locations inspected
Otber (specify):
Other Information:
N
N
N
N
N
Page 1 of 1
WTC
Dust
Present?
Component
• not present
• not found
• inaccessible
N
NP
N?
NÍ
N
NP
NP
NP
General impression (indicate recommendations for cleaning based on finding of WTC dust):
-NO CLEANiNG IS REQUIRED.
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC_000113938
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000113938Source: 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.