HVAC inspection report, 275 Greenwich Street, Feb 2003

NYC 9/11 Public Portal Document 2.1 Central Ventilation stem Visual Inspection Form Ventilation System Identification: I of W •c.Q,. ISFyt~r.j Location: stc, t: A I Area Served: • fii pciatedmechanjcal room: clean Y N dry Y N stored chemicals refuse Y System Components Surface (NOTE: if component not present (NP), Component not found (NF) or inaccessible (I) not indicate in last colirninJ please Debris Dust Present? present Present? ~ not found 4 Outside air Intake: Location: inaccessible Accessible for inspection? V Y N (explain):

Iou •erg', grates andr screens Y N o aside air dtt;t outside air dani er(s) :1irhandling unit: Y rl outside air mixing chamber filter rack(s) ______________________ '1 A - fthz- media, blower assembly _-__ •-----• ~/ r✓ } incJ. blower wheel, blower housing, air vanes in=lift;__ _ vl noise attenuators hlo;yer housing acoustical lining - - re-heat coils heating coils P cooling coils re-!teat coils con:9.n=ate dra-ri •art NP suppyjr p ni su 1 • air lenum dam er(s) IQ vibration collars P Supply air distribution: Str v l}• air du-:ts' Est. total In ft c.

Specify type (circle): Hera f+brous a'1ass ti ned n,.•rat ,~sonn frbrous cla=s board `, A

Accessible in-line fire dam ers Est. total t. Accessible turning vanes ~. locations ins ected Est. total t,• ~0 !°cations ins ected N In-ling reheat c°olin¢ coils Est. total t~• P Su No. locations ins acted air diffusers Est. total it • No. locations ins ected Return air distribution: 3 1 Return air ducts Est. total In ft (t) No. locations inspected .Z- Specif_• type (circle) metal fibrous Hass lined me: otagony:' fi :+:OtJs ¢tai5 boa-'t Rex -duct ~yood /

Ret_rn air plemum Est. tots! P_A plenum N i ~.a:io.s i:_ceded areej- L — 1 v Return air plenum damper Est. total qt} im ,:fed No. locations Accessible in-line fire dampers Est. total q}• t locations ins ected - -- ' Na. ry 1"

NYC-WTC 000134555