2.1 Central Ventilation System Visual Inspection Form Page 1 of 2
Ventilation System Identification:
Location: Area Served:
Associated mechanical room: clean Y N dry Y stored chemicals/refuse
N 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? • inaccessible
Outside air intake: Location:
Accessible for inspection? Y 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
- blower assembly incl. blower wheel, blower housing, air vanes, in-line noise attenuators
- blower housing acoustical lining
- pre-heat coils
- heating coils
- cooling coils
- re-heat coils_____________________________________________________________
- condensate drain pan
- supply air plenum
- supply air plenum damper(s)
- vibration collars_________________________________________________________
Supply air distribution:
- Supply air ducts Est. total In ft 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 No. locations inspected
- 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 No. locations inspected
Return air distribution:
- Return air ducts Est. total In ft 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 No. locations inspected
- Return air plenum damper Est. total qty No. locations inspected
- Accessible in-line fire daThjCers 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_000139867
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000139867Source: NYC Law Department, mirrored locally
EPA correspondence transmitting the final HVAC system inspection checklist and implementation guidance for use by contractors in post-9/11 building cleanup and ventilation system…
Internal memo expressing concerns about advising residents of potential health risks from 15 months of unrealistic HVAC assessment and cleanup, requesting urgent decision-making.
Memo requesting EPA ensure factual information about HVAC matters be prepared for presentation at meeting with City officials, FEMA, and public communications consultant.