NYC 9/11 Public Portal Document
2.2
Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification:
Location:
MECHANICAL EXHAUST FAN#1
16"400R-RICF - 350 ALSANY DRETT
Associated mechanical room: clean_
_N dry
_Y
Page 1 of 1
System Components
indicate in last column]
(NOTE: if component not present (NP), not found (NF) or inaccessible (") please
Eshaust air outlet:
Location:
wrea Served
2'E te 15ºE € PENTHOUSE #
stored chemicals/refuse
N
Surface
Dust/
Debris
Present?
WTC
Dust
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
- ribration collars
Ethaust air distribution:
- Exhaust air ducts
Est. total in ft
160
Specify type (circle): Tetafibrous glass lined metat
No. locations inspected /
masonry fibrous glass board
Rlex-duct
wood
- Accessible in-line fire dámpers Est. total qty.
15
- Accessible turning vanes
Est. total qty
- Exhaust air grilles
Other (specify):
Est. total qty
15
No. Jocations inspected_0
No. locations inspected
No. locations inspected_ 0
Other Information:
Y
Y
Y
Y
Y
Component
• not present
• not found
• inaccessible
NP
NP
I
NP
I
General impression (indicate recommendations for cleaning based on finding of WTC dust):
- WTC RELATED DUST W'AS ORSERNED iN THE COUDONENTS DF THE FAN
•ABOVE AND BELOW THE LOUVERS, SOHE ATTEMPT WAS MADE TO CLAN WIC DEBRIS.
WTC PELATED DUST WAS OBSEBVED IN THE DUCTUCEK
CLEANING POR WUTC RELATED DUST IS RECOHHENDED
CLEAN THE COMPONENTS OF THE FAN AND ITS ASSOCIATED DUCTINORK.
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC_000135461
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000135461Source: NYC Law Department, mirrored locally