NYC 9/11 Public Portal Document
2.2
Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification:
MECHANICAL EXHAUSY FAN #5
Location:
OCAItON: GWZOOR - ROCF 350ALZANY STREET ARSECHENS F BATHRDOMS
Associated mechanical room: clean_
dry_
stored chemicals/refuse
Y_
N
System Components
(NOTE: if component not present (NP), not found (NF) or inaccessible (I) please
indicate in last column]
Eshaust air outlet:
Location:
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
- vibration collars
Exhaust air distribution:
- Exhaust air ducts
Est. total in ft
Specify type (circle):
metal
No. locations inspected_ 1
fbrous glass lined metal masoury fibrous plass board
flex-duct
wood
- Accessible in-line fire dampers
Est. total qty
- Accessible tuming vanes
Est. total qty
- Exhaust air grilles
Est. total qty
5
=
No. locations inspected_o
No. locations inspected
No. locations inspected_O
Other (specify):
5
Y
Other Information:
Page 1 of 1
Component
• not present
• not found
• inaccessible
NP
NP
I
NP
I
General impression (indicate recommendations for cleaning based on finding of WTC dust):
-WTC DEBRIS WAS OBSERVED IN THE COMPNENTS OF THE FAN, ABCUE
AND FEEICR THE LCUVERS, SOME ATTEMPY TO CLEANT:UBAS MADE, BAT WUTG STILL
un WTC DEBRIS WAS OBSERUED IN THE DUCTLORK.
= CLEANING FOR WTC PEBRIS IS RICOHHENDED.
- CIEAN THE EXHAUST FAN UNIT AND ITS ASSOCIATED DUCTUORK.
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC_000116284
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000116284Source: NYC Law Department, mirrored locally