2.1 Central Ventilation System Visual Inspection Form Page 1 of 2
Ventilation System Identification:
^
flM7iN L vir
Location: Area Served:
?5o Arc / LOBBY LO& EAS7 S
Associated mechanical room: clean Y N dry_Y N
stored chemicals/refuse Y N
Surface Component
System Components Dustl WTC a not present
[NOTE: if component not present (NP), not found (NF) or inaccessible (1) please Debris Dust a not found
indicate in last column] Present? Present? 9 inaccessible
Outside air intake: Location:
Accessible for inspection? Y N (explain): i
N~
— louvers, grates and/or screens
Nr
— outside air duct NN
— outside air damper(s)
Air handling unit:
— outside air mixing chamber P
— filter rack(s)
— filter media
— blower assembly incl. blower wheel, blower housing, air vanes, in-line noise attenuators
— blower housing acoustical lining
— pre-heat coils NP
— heating coils N
— cooling coils
— re-heat coils
— condensate drain pan
— supply air plenum
N
— supply air plenum damper(s)
— vibration collars hN
Supply air distribution:
— Supply air ducts Est. total In ft ` . No. locations inspected 1
Specify type (circle): metal fibrous glass lined metal g►asonxy fibrous glass board
flex-duct wood
— Accessible in-line fire dampers Est. total qty No. locations inspected
— Accessible turning vanes Est. total qty No. locations inspected V
— In-line reh:at/cooling coils Est. total qty No. locations inspected
— Supply air diffusers Est. total qty No. locations inspected
Return air distribution:
— Return air ducts Est. total In ft No. locations inspected
Specify type (circle): etal fibrous glass lined metal rgasome fibrous glass board
— Return air plenum
flex-duct wood
N
Est. total RA plenum areas No. locations inspected
— Return air plenum damper Est total qty No. locations inspected Nf)
— Accessible in-line fire dampers Est. total qty No. locations inspected
— Accessible turning vanes Est total qty No. locations inspected
— Return air grilles Est total qty No. locations inspected
NYC-WTC-000117369
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000117369Source: 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.