NYC 9/11 Public Portal Document
2.2
Mechanical Exhaust System Visual Inspection Form
Mechanical Exhaust System Identification
5-+ #4
Location:
250 SOUTH ENP AVE/ ME CM
Associated mechanical room: clean VY
Area Served:
кост
_N stored chemicals/refuse
System Components
INOTE: if component not present (NP), not found (NF) or inaccessible (I) please
indicate in last column]
Exhaust air outlet:
Location:
Accessible for inspection? Y_
NV
_explain
LOCATED ON THE SIDE OF
THC BLPG
- 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
180
No. locations inspected /
Specify type (circle):
metal
fibrous 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
19
No. locations inspected
No. locations inspected
No. locations inspected O
Other (specify):
Surface
Dust/
Debris
Present?
T
Other Information:
Y
N
N
N
Page 1 of 1
YVN
Component
WTC
• not present
Dust
• not found
Present?
• inaccessible
I
N
N
N
N
NP
NP
I
General imapression (indicate recommendations for cleaning based on finding of WTC dust) THE HOUsiNG
_MINOR BLACK DUST WAS OBSERVED IN:
0F 14 BLOWER ASSEMBLY.
- NO WTC RELATED DUST WAS OBSEEND
- NO CLEANING IS DEQOIRED FOR WTC RELATED DUST.
KEY: NP = not present; NF = not found; I = inaccessible; U = unknown
NYC-WTC_000117356
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000117356Source: 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.