NYC 9/11 Public Portal Document
2.1 Central Ventilation System
Visual Insection Form
Ventilatio,n System dentification:
Page 1 of 2
\t57 TiNC7 ( IT- r3 r?,
Loc tion:
38 -CTG~ fi~ ACt Area Served:
Associated mechanical room: clean .,y L~ c
N dry y N stored chemicals/refuse y N
System Components
[NOTE: if component not present (NP), Surface Component
not found ~~ or inaccessible (1) Dust! WTC . not present
indicate in last column] please Debris Dust
Present? 'not found
Outside air intake: Location: Present?
• inaccessible
Accessible for inspection? Y N (explain):
— louvers, grates and/or screens N ~'
— outside air duct
— outside air damper(s) - A f'
Air handling unit:
— outside air mixing chamber
— filter rack(s) N1
— filter media
— blower assembly incl. blower wheel,
blower housing, air vanes, in-line noise
attenuators
— blower housing acoustical lining fJ
— pre-heat coils Al
— heating coils
— cooling coils
— re-heat coils I
— condensate drain pan " N~I~
— supply air plenum v f~
— supply air plenum damper(s)
— vibration collars ~1~
Supply air distribution:
— Supply air ducts Est. total in ft 2. No. locations inspected .l
Specify type (circle): metal (rows glass
lined me masonry fibrous glass board
flex-duct wood I
— Accessible in-line fire dampers Est.
total qty No. locations inspected 'v
— Accessible turning vanes Est. total qty No. locations inspected
— In-line reheat/cooling coils
Est. total qty No. locations inspected
— Supply air diffusers Est. total qty_ •a No. locations inspected
Return air distributio: n,
— Return air ducts Est. to In ft
No. locations inspected_
Specify type (circle) metal brous lass lined
metal masonry fibrous glass board
flex-duct wood
— Return air plenum Est. total RA plenum IV
areas 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
— Return air grilles Est. total qty J No. locations inspected .I .
NYC-WTC-000113912
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000113912Source: 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.