Oregon Survey Research LaboratoryOregon. Dept. of Transportation2005-08-242005-08-242001-08https://hdl.handle.net/1794/1241Contains code book, a SPSS data set, a survey instrument, a methodology report, and a sample report.78441 bytes164304 bytes118525 bytes37959 bytes88104 bytesapplication/pdfapplication/pdfapplication/pdfapplication/octet-streamapplication/pdfen-USTransportationTrafficHighwaysCommutersTruck driversInternet useWeb surveyOregonOther