Buses involved in fatal accidents, codebook 2003 (version december 22, 2005).

This report provides documentation for UMTRI’s file of Buses Involved in Fatal Accidents (BIFA), 2003, including distributions of the code values for each variable in the file. The 2003 BIFA file is a census of all buses involved in a fatal accident in the United States. The BIFA database provides coverage of buses recorded in the Fatality Analysis Reporting System (FARS) file. BIFA combines vehicle, accident, and occupant records from FARS with information about the physical configuration and operating authority of the bus from the BIFA survey. (Author/publisher)