Field Name Description Support Table
Houseid Household identification number
Travday Travel day - day of week
Proxy Proxy respondent for person data
RAge Age of sample person
RSex Sex of sample person Get Lookup Table
CensusDivision Census division Get Lookup Table
CensusRegion Census region Get Lookup Table
RefEduc Education of HH reference person Get Lookup Table
Intrvmon Person interview date - month
Intrvyr Person interview date - year
Worker Respondent is a worker
Awayhome Reason started day away from home Get Lookup Table
Chain Trip chain number for this person
Chaintrp Number of trip within chain
Dateflg Intrv date imputed as trav day plus 1
Daynight Trip started AM or PM G17A Get Lookup Table
Diffdate Days between travel & interview dates
Driver Person is a driver D9
Editmile 1= trip miles were edited
Editmode 1= transportation mode was edited
EditMin 1= trip duration was edited
Frsthm 1=persons 1st trip began at home Get Lookup Table
Hhmemdrv 1= household member drove G37 Get Lookup Table
Hhsize Total number of persons in HH
Vehid HH vehicle number
Hhvehcnt No. of vehicles in household (derived)
HhOntrp Number of HH members on the trip (derived)
Howfaru Units of reported distance: B-Blocks, M-Miles Get Lookup Table
Dweltime Time spent at destination of prev trip
Msasize Size of MSA of household Get Lookup Table
Nonhhacc 1= non-HH members on trip Get Lookup Table
Nonhhcnt Number of non-HH members on trip
Editnonh 1= variable NONHHCNT was edited
Numontrp Total number of persons on trip (derived)
Passpurp Trip purpose for passenger Get Lookup Table
Prevrep This trip also reported by other HH mem
Tripnum Travel day trip number for sample person
Pubtrans Used public transit (8
Segmentd 1= if trip is segmented
Sitmost Sit or stand most on trip Get Lookup Table
Standsit 1=sat, 2=stood, 3=both on trip Get Lookup Table
ToB Where trip chain ended
Travwknd Travel day on weekend (1=Y, 2=N)
Triphhacc Other HH mem were also on trip?
Triphhveh Was HH vehicle used on trip?
TripnumA Person trip number of first trip in chain
TripnumB Person trip number of last trip in chain
WaitMin Time waited for transportation (min)
WhereTo H=home, W=work, S=other-specify
WhoaccA Roster number of other HH mem on trip G36
WhoaccB Roster number of other HH mem on trip G36
WhoaccC Roster number of other HH mem on trip G36
WhoaccD Roster number of other HH mem on trip G36
WhoaccE Roster number of other HH mem on trip G36
WhoaccF Roster number of other HH mem on trip G36
WhoaccG Roster number of other HH mem on trip G36
WhoaccH Roster number of other HH mem on trip G36
WhoaccI Roster number of other HH mem on trip G36
WhoaccJ Roster number of other HH mem on trip G36
Whodrove ID of HH mem who drove on trip G38
Whyfrom 1995 purpose - from
Whyto 1995 purpose - to
Whytrp90 Purpose of trip (1990 definition)
Overlap =1 if trip part of travel period trip
Hhtripid Trip number for household travel day
Personid Person ID number
Strttime Start time of trip
Transfer =01 if changed mode from/to pub trans
Tripmiles Distance (miles)
Triptrans Mode of transportation code Get Lookup Table
TrvlMin Travel time (min)
Varstrat Sample stratum
Whytrp95 Purpose of trip (1995 definition)
Wttrdfin Final travel day trip weight
Drvrcnt Number of drivers in HH
Hhfaminc HH family income category Get Lookup Table
HhHisp Hispanic status of ref. person Get Lookup Table
HhRace Race of reference person Get Lookup Table
LifeCycle Family life cycle Get Lookup Table
Hhmsa MSA identification code
MstrMon Date of master interview - month
MstrYr Date of master interview - year
Rail Presence/absence of rail
RefAge Age of reference person (yr)
RefSex Sex of ref person Get Lookup Table
TravelDayMonth Travel day date (MM)
TravelDayYear Travel day date (YY)
Wrkcount No. of workers in HH
Hhcmsa CMSA identification code Get Lookup Table
VtrFlg 1=POV trip, respondent drove
Substrat Substratum within VARSTRAT
Hbppopdn Population density, block group Get Lookup Table
Hbhur Urban/rural code, block group Get Lookup Table
Hbhresdn HU density (units/square mile), BG Get Lookup Table
Hbhinmed Median household income, BG Get Lookup Table
Strttim2 --Field Description Not Known
Daynght2 --Field Description Not Known
Tripnum2 --Field Description Not Known
Dwelsec2 --Field Description Not Known
Dweltim2 --Field Description Not Known
Dwel2Hm --Field Description Not Known
DrvrFlg 1= person drove on trip
Year Year
HhcmsaNm HH_CMSA description
MatchId ID of matching prev. reported trip
FromA Where trip chain started (H,W,S) Get Lookup Table
