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Buses involved in fatal accidents codebook 2007 (Version December 14, 2009)
This report provides documentation for UMTRI-s file of Buses Involved in Fatal Accidents (BIFA), 2007, including distributions of the code values for each variable in the file. The 2007 BIFA file is a census of all buses involved in a fatal accident in the United States. The BIFA database provides...
Homicide rate as a predictor of traffic fatality rate
Background: In the United States, traffic fatality rates per distance driven vary greatly from state to state, with the maximum rate being 2.9 times the minimum rate. This study was designed to examine factors associated with this variability. Method: A multiple regression was performed on the 2006...
During which month is it riskiest to drive in the United States?
Objectives: This study examined the variation in the U.S. road fatality rate per distance driven across the months of the year. Method: The monthly fatality rates were analyzed for a 13-year period from 1994 through 2006. Results: The results indicate a systematic seasonal variation in the road...
Trucks Involved in Fatal Accidents Codebook 2007
This report provides documentation for UMTRI-s file of Trucks Involved in Fatal Accidents (TIFA), 2007, including distributions of the code values for each variable in the file. The 2007 TIFA file is a census of all medium and heavy trucks involved in a fatal accident in the United States. The TIFA...
Evaluation of 2008 Kansas crash data reported to the MCMIS crash file
This report is part of a series evaluating the data reported to the Motor Carrier Management Information System (MCMIS) Crash File undertaken by the Center for National Truck and Bus Statistics at the University of Michigan Transportation Research Institute. The earlier studies showed that...
Evaluation of 2008 Mississippi crash data reported to the MCMIS crash file
This report is part of a series evaluating the data reported to the Motor Carrier Management Information System (MCMIS) Crash File undertaken by the Center for National Truck and Bus Statistics at the University of Michigan Transportation Research Institute. The earlier studies showed that...
Type of motor carrier and driver history in fatal bus crashes
The Buses Involved in Fatal Accidents (BIFA) project collects detailed information about buses involved in fatal crashes. The BIFA project is supported by the Federal Motor Carrier Safety Administration. Using BIFA data for 1999 to 2005, this study focuses on factors associated with driver errors...
Step scaling and behaviour selection
In accordance with its primary mission to reduce crashes, injuries, and fatalities involving large trucks and buses, the Federal Motor Carrier Safety Administration (FMCSA) initiated the Comprehensive Safety Analysis 2010 (CSA 2010) Operational Model Test. The program focused on initiating contact...

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