2.i Central Ventilation System Visual Insnection Form Pa I of l
Ventilation System Identification:
Location: Area S ed:
_ ~-
h~` t: — . 1 ~-.t(~ ~ L~ •` ~L A~ `-~A3'l'-{tN
Associated mechanical room: clean ✓Y N dry ✓Y N stored chemicals/refuse Y N
Surface Component
System Components Dust/ WTC . not present
[NOTE: if component not present (NP), not found (NF) or inaccessible (I) please Debris Dust • not found
indicate in last column] Present? Present? a inaccessible
Outside air intake: Location:
Accessible for inspection? Y v/ N _(explain):
- louvers, grates and/or screens
- outside air duct
- outside air damper(s)
Air handling unit:
- outside air mixing chamber
- filter rack(s)
- filter media ('j
- blower assembly incl. blower wheel, blower housing, air vanes, in-line noise attenuators
- blower housing acoustical lining
- pre-heat coils N
- heating coils
- cooling coils
- re-heat coils 17
- condensate drain pan
- supply air plenum r,
- supply air plenum damper(s)
- vibration collars
NF
Supply air distribution:
- Supply air ducts Est. total In ft. _ Tl No. locations inspected , -3
Specify type (circle): 4nt 1 ,• fibrous glass lined al
me r masonry fibrous glass board
flex-duct wood
— Accessible in-line fire dampers Est. total qty I No. locations inspected_
— Accessible turning vanes Est. total qty No. locations inspected n
— In-line reheat/cooling coils Est. total qty No. locations inspected ~ rf
— Supply air diffusers Est. total qty No. locations inspected `~
Return air distribution:
— Return air ducts Est. total In ft ZO No. locations inspected
Specify type (circle): metal fibrous glass lined metal masonry fibrous glass board
flex-duct wood
— Return air plenum Est. total RA plenum areas 1 No. locations inspected_
— Return air plenum damper Est. total qty _ No. locations inspected
— Accessible in-line fire dampers Est. total qty No. locations inspected
— Accessible turning vanes Est. total qty No. locations inspected N♦•
— Return air grilles Est. total qty No. locations inspected
NYC-WTC-000113890
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000113890Source: 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.