NYC 9/11 Public Portal Document
2.2
Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification:
Location:
EXHAUST #8
250 SUHENOAVE / 14FLO0R TERRACi
Area Served:
Associated mechanical room: clean_Y_ N dry_
System Components
[NOTE: if component not present (NP), not found (NF) or inaccessible (1) please
indicate in last column]
Exhaust air outlet:
stored chemicals/refuse
Location:
Accessible for inspection? Y
V
_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
140
Specify type (circle):
No. locations inspected /
metal
übrous glass lined metal
masonry fibrous glass board
flex-duct
wood
- Accessible in-line fire dampers Est. total qty
- Accessible turning vanes
Est. total qty.
- Exhaust air grilles
Est. total qty.
Other (specify):
14
No. locations inspected
No. locations inspected
No. locations inspected_ O
Other Information:
Surface
Dust/
Debris
Present?
Y
Page 1 of1
_N
WTC
Dust
Present?
Y
Component
• not present
e not found
• inaccessible
Y
NP
NP
NP
Y
NP
NP
General impression (indicate recommendations for cleaning based on finding of WTC dust):
•
_ HEAVY ACCUMULATION oF WTL related dust. is coVERINS
THE UNT GOMPONENYS & NSSOCIATED duet.
- CLEANING IS REQUIRED FOR WTG RELATED DUST.
— CLEAN THE EXHAUST FAN ALONG: WITH ITS COMPONENTS
AND ITS ASSOCIATED DUCTS.
KEY: NP = not present; NF = not found; 1 - inaccessible; U = uaknown
NYC-WTC_000117357
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000117357Source: 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.