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Document / 30 pages

HVAC inspection report for 250 South End Ave, Jan 2003

Machine-extracted title · confidence 100%

January 30, 2003 letter from Athenica Environmental Services regarding HVAC and environmental inspections at 250 South End Avenue.

NYC-WTC_000117345–000117374

Folder label: “250 SOUTH END av 1065089, 16/7503

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NYC 9/11 Public Portal Document

2.1 Central Ventilation System Visual Insnection Form Pave 1 of 2 Ventilation System Identification: v- NE Location: / Area Served: Z,4SEHENT asEHtZ.IT P, OOl4 .-Wain T Associated mechanical room: clean Y N dry_V_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? • inaccessible Outside air intake: Location:

Accessible for inspection? Y__IN (explain):

— louvers, grates and/or screens '{ — outside air duct — outside air damper(s) Air handling unit: — outside air mixing chamber NP — 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 p — heating coils N — cooling coils Iv f — re-heat coils — condensate drain pan — supply air plenum — supply air plenum dampers) P — vibration collars Supply air distribution: — Supply air ducts Est. total In ft 200 No. locations inspected 3 Specify type (circle): fibrous Blass lined metal masonry fibrous glass board (a flex-duct wood 1V — Accessible in-line fire dampers Est, total qty'_ No. locations inspected_I (~} — Accessible turning vanes Est. total qty . No. locations inspected_j_ — In-line reheat/cooling coils Est. total qty No. locations inspected — Supply air diffusers Return air distribution: Est. total qty No. locations inspected 2. (J N -

— Return air ducts Est. total In ft No. locations inspected Specify type (circle): metal fibrous glass lined metal masonry fibrous glass board

— Return air plenum flex-duct wood Est. total RA plenum areas No. locations inspected MP — Return air plenum damper Est, total qty No. locations inspected — Accessible in-line fire dampers Est total qty No. locations — Accessible turning vanes Est. total qty — Return air grilles No. locations inspected N P Est. total qty No. locations inspected P

NYC-WTC-000117373

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NYC-WTC_000117373Source: NYC Law Department, mirrored locally

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