FieldName Definition
year Calender year
geo Geographic area (county/sub-county name in BAAQMD in this database )
season Annual, summer or winter (only "Annual" emission factors were retained in this database)
temp Representative temperature in each season
reHumid Representative relative humidity in each season
pollutant Pollutant name
speed Speed bin
ALL_ALL Fleet-average composite exhust emission factors based on CT-EMFAC default vehicle mix
Truck_ALL Intermediate composite exhaust emission factors for trucks from CT-EMFAC
NonTruck_ALL Intermediate composite exhaust emission factors for non-truck vehicles from CT-EMFAC
ALL_DSL Fleet-average composite diesel exhaust emission factors based on CT-EMFAC default vehicle mix and d
DSL_Truck_ALL Intermediate composite exhaust emission factors for diesel trucks from CT-EMFAC
DSL_NonTruck_ALL Intermediate composite exhaust emission factors for diesel non-truck vehicles from CT-EMFAC
ained in this database)
FAC default vehicle mix
cles from CT-EMFAC
CT-EMFAC default vehicle mix and diesel fraction
rom CT-EMFAC
ck vehicles from CT-EMFAC
FieldName Definition
year Calender year
geo Geographic area (county/sub-county name in BAAQMD in this database )
season Annual, summer or winter (only "Annual" emission factors were retained in this database)
temp Representative temperature in each season
reHumid Representative relative humidity in each season
pollutant Pollutant name
speed Speed bin
ALL_ALL Fleet-average composite running loss emission factors based on CT-EMFAC default vehicle mix
Truck_ALL Intermediate composite running loss emission factors for trucks from CT-EMFAC
NonTruck_ALL Intermediate composite running loss emission factors for non-truck vehicles from CT-EMFAC
ALL_DSL Fleet-average composite diesel running loss emission factors based on CT-EMFAC default vehicle mix a
DSL_Truck_ALL Intermediate composite running loss emission factors for diesel trucks from CT-EMFAC
DSL_NonTruck_ALL Intermediate composite running loss emission factors for diesel non-truck vehicles from CT-EMFAC
C default vehicle mix
from CT-EMFAC
EMFAC default vehicle mix and diesel fraction
hicles from CT-EMFAC
FieldName Definition
year Calender year
geo Geographic area (county/sub-county name in BAAQMD in this database )
season Annual, summer or winter (only "Annual" emission factors were retained in this database)
Truck_ALL Default percentage of trucks in the overall fleet from CT-EMFAC
nonTruck_ALL Default percentage of non-truck vehicles in the overall fleet from CT-EMFAC
FieldName Definition
year Calender year
geo Geographic area (county/sub-county name in BAAQMD in this database )
season Annual, summer or winter (only "Annual" emission factors were retained in this database)
dslTruckPer Default percentage of diesel trucks in the truck fleet from CT-EMFAC
dslNonTruckPer Default percentage of diesel vehicles in the nontruck fleet from CT-EMFAC
FieldName Definition
LRSKEY_STI Linear Reference System (LRS) key adopted from NHPN network and adjusted by STI
LRSSEQ_STI Linear Reference System (LRS) sequence number assigned by STI
County_FIP County FIPS
Vol2009 2009 Annual Average Daily Traffic (AADT) for all vehicles
TRVol2009 2009 Annual Average Daily Traffic (AADT) for trucks
BEGMP Begin milepost
ENDMP End milepost
MILES Length of the road link in miles
SPDBinID Speed bin identifier
STI_ID STI identifier
FieldName Definition
STI_ID STI identifier
LRSKEY_STI Linear Reference System (LRS) key adopted from NHPN network and adjusted by STI
LRSSEQ_STI Linear Reference System (LRS) sequence number assigned by STI
County_FIP County FIPS code
Area Geographic area (county/sub-county name in BAAQMD in this database )
MILES Length of the road link in miles
Vol2012 Projected 2012 all-vehicle volume (AADT) of the road link
TRVol2012 Projected 2012 truck volume (truck AADT) of the road link
SPDBinID Speed bin identifier
TrkPect Truck percentage (same as 2009)
NonTrk Non-truck vehicle percentage
VMT2012 Projected all-vehicle VMT for an average day in 2012
TRVMT2012 Projected truck VMT for an average day in 2012
RTime Running time of all vehicles on the road link for an average day in 2012
TRRTime Running time of trucks on the road link for an average day in 2012
FieldName Definition
Area Geographic area (county/sub-county name in BAAQMD in this database )
Growth (%) Growth factors (%) between 2009 to 2012 based on county total VMT from EMFAC2007
County County/sub-county name
FieldName Definition
STI_ID STI identifier
geo Geographic area (county/sub-county name in BAAQMD in this database )
pollutant Pollutant name
year Calendar year
season Annual, summer or winter (only "Annual" were retained in this database)
SPDBinID Speed bin identifier
SPDBin Speed bin
EF_exh Fleet-average composite exhaust emission factors based on link-level truck percentage
TrkEF_exh Intermediate composite exhaust emission factors for trucks from CT-EMFAC
DSL_EF_exh Fleet-average composite diesel exhaust emission factors based on link-level vehicle mix and CT-EMFAC de
DSL_TrkEF_exh Intermediate composite exhaust emission factors for diesel trucks from CT-EMFAC
vehicle mix and CT-EMFAC default diesel fraction
FieldName Definition
STI_ID STI identifier
geo Geographic area (county/sub-county name in BAAQMD in this database )
pollutant Pollutant name
year Calendar year
season Annual, summer or winter (only "Annual" were retained in this database)
SPDBinID Speed bin identifier
SPDBin Speed bin
EF_RLoss Fleet-average composite running loss emission factors based on link-level vehicle mix
TrkEF_RLoss Intermediate composite running loss emission factors for trucks from CT-EMFAC
FieldNameDefinition
STI_ID STI identifier
pollutant Pollutant name
year Calendar year
Emis Total emissions by road link in grams
TREmis Total truck emissions by road link in grams
FieldName Definition
STI_ID STI identifier
pollutant Pollutant name
year Calendar year
Exh Average-day exhaust emissions for all vehicles on a road link in grams
TRExh Average-day exhaust emissions for trucks on a road link in grams
DSL_Exh Average-day exhaust emissions for all diesel vehicles on a road link in grams
DSL_TRExh Average-day exhaust emissions for diesel trucks on a road link in grams
RLoss Average-day running loss emissions for all vehicles on a road link in grams
TRRLoss Average-day running loss emissions for trucks on a road link in grams
FieldName Definition
STI_ID STI identifier
pollutant Pollutant name
year Calendar year
Emis Average-day exhaust emissions for all vehicles on a road link in grams
TREmis Average-day exhaust emissions for trucks on a road link in grams
DSL_Emis Average-day exhaust emissions for all diesel vehicles on a road link in grams
DSL_TREmis Average-day exhaust emissions for diesel trucks on a road link in grams
NonDSL_Exh Average-day exhaust emissions for all non-diesel vehicles on a road link in grams
NonDSL_TRExh Average-day exhaust emissions for non-diesel trucks on a road link in grams
NonDSL_RLoss Average-day running loss emissions for all non-diesel vehicles on a road link in grams
NonDSL_TRRLoss Average-day running loss emissions for non-diesel trucks on a road link in grams
FieldName Definition
STI_ID STI identifier
year Calendar year
NonDSL_Exh Average-day exhaust emissions for all non-diesel vehicles
NonDSL_TRExh Average-day exhaust emissions for non-diesel trucks
NonDSL_RLoss Average-day running loss emissions for all non-diesel vehicles
NonDSL_TRRLoss Average-day running loss emissions for non-diesel trucks
NonDSL_Tot Average-day total emissions for all non-diesel vehicles
NonDSL_TRTot Average-day total emissions for non-diesel trucks