NYC 9/11 Public Portal Document
Seqes on temauamnanes og 2eneers (Mag) CLONED bA> SGUPE UF WORK
ey
ow
Suspect WIC. WiCsRalates Dust
System Components
System
Component
ee
Substrate Material
TaD -— | 7
Estimate % of total dust
Light . * loading
Heavy
*(<1/16 inch
(21416 inch
Septh
Present?
1 Outside eir intake louvers, Beaten
andor screens . ee
Sy,
.
. Septh)
(Ym)
Outside air duct*
Outside air dampers)
Retum gir grilles”
Retuty air plenum.
Retum air plenum dampér
Retum air duets
[Turning vanes --
| Mixing ea or:
Filter rack(s) . an |
Filter, banksimed
Pre-heat coils
Cooling coils
Re-heat coils -
Humidification and/or air cleaning -
equipment |
Fire dampers -
In-line re-heat coils -°
Acoustical blower housing ining
Duct connectors + °
Blower assembly including blower
wheel, blower housing, efr v: anés, in-
line noise gnenuators, acoustical
treatments (e.g. baffies, duct linings)
Condensate érzin pan
Condensate eccumulator
Supply air plenum
Supply air plenum damper(s)
Supply gir ducts
-High pressure - main frank ~
-Low pressure — branches
Supply piesiom or supply duct
linings *
Supply air duct damper(s)
Supply air diffusers
Termine! boxes oc os
Open or ducted | page ventilation
shaft(s)
Other Information:
LJ Unit cycled prior to inspection -
Fiher loading (general impression)
Color of DusvDiw Debris
Water damage ;
Filter bypass (describe)
} Visible suspect mold growth
Abraded' velarinated acoustical ining ;
Evidence of enimal i incursion (carcasse 8, feathers, fecal
NYC-WTC_000135349
matter)
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000135349Source: NYC Law Department, mirrored locally