NYC 9/11 Public Portal Document
22
Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust Syster Identification:
MECHANICAL EXHAUST FAN#4
Location:
MAIN ROOF - 300 ALBANY STREET
Area Served:
Associated mechanical room: cleanY_
N stored chemicals/refuse
System Components
(NOTE: if component not present (NP), sot found (NF) or inaccessible (i) please
Indicate in last column]
Exhaust air outlet:
Location:
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 attennators
- blower housing acoustical lining
- Vibration collars
Exhaust air distribution:
- Exhaust air ducts
Est total la ft
100
Specify type (circle):
fbrous glass lined metal
No. locations inspected 1
masony fbrous piass board
fex-duct
wood
- Accessible in-line fire dampers Est. total qty
- Accessible turning vanes
Est. total qty
- Exhaust air grilles
Est. total qty
9
No. locations inspected
No. locations inspected
No. locations inspected_O
Other (specify):
Other Information:
Surface
Dusti
Debris
Present?
Y
Page 1 of 1
_N
WTC
Dust
Present?
Component
• not present
• not fowad
• ixaccessible
Y
Y
NP
NP
Y
NP
NP
I
General impression (indicate recommendations for cleaning based on finding of WTC dust):
- WTC RELATED DUST WAS OBSERVED IN THE FAN AND 17S CoNPoNENTS,
ANA ITS ASSOCIATED DUCTS.
- CLEANING 1S REQUIRED FOR WTC RELATED DUST.
- CLEAN THE EXHAUSI FAN, ITS COMPONENTS AND ITS
ASSOCIATED DOCTS.
KEY: NP = not present; NF = not found; I = inaccessible; U = uukuown
NYC-WTC_000116176
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000116176Source: NYC Law Department, mirrored locally