Analyzing modal shift based on critical travel time for different trip purposes in medium-sized city

This paper uses data from the household travel survey of Denizli City including more than thirteen thousand passengers' information to investigate the factors affecting mode choice. In this research, by using a multinomial logit model for different trip purposes, it is identified that how much the passengers' socioeconomic characteristics and attributes of alternative modes affect the mode choice. The analysis indicates that travel time is one of the important policy-relevant factors that affect the passengers' mode choice. The finding of this research designate that the first break-even point between walking mode and other modes is 28 min for HBS, 22 min for HBW, 25 min for HBO, and 10 min for NHB. The first break-even point occurred between walking mode and the private vehicle on all trip purpose except HBS. These results help policymakers to increase walking rates by recommending some essential suggestions.