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Development of Mode Choice Model for Working Commuters: A Case Study of Lalitpur Metropolitan City

Development of Mode Choice Model for Working Commuters: A Case Study of Lalitpur Metropolitan City

Student: Manisha Bhattarai

Supervisor: Er. Rajesh Khadka

Submitted Date: September, 2024

Abstract

Mode choice models mainly use socioeconomic and trip characteristics as independent variables. In addition to the observable variables, the choice of modes of transportation is also influenced by unobservable or latent factors. This study is aimed at incorporating latent factors along with observable variables in mode choice models for working commuters in Lalitpur Metropolitan City. The transportation modes considered in study were private and public vehicle. In order to collect the travel behavior a structured questionnaire survey was carried out which consists of questions on socioeconomic characteristics, trip characteristics and indicator statements reflecting the decision of commuters towards mode choice which were to be rated by commuters on a five-point Likert scale. Structural Equation Modeling (SEM) was developed for both modes to identify the latent factors influencing mode choice decision. Two Binominal Logit (BL) mode choice models were developed using SPSS version 25. First binomial logit model considered socioeconomic and trip characteristics as an independent variables. Travel time, travel cost, age and monthly income, occupation were found to be statistically significant for mode choice of working commuters. Second binomial logit model considered socioeconomic, trip characteristics and identified latent factors as independent variables. Travel time, travel cost, age, monthly income, occupation, reliability, convenience and safety were found to be statistically significant for mode choice of working commuters. The result of binomial logit model revealed that incorporating latent factors in the mode choice model, the accuracy of model was increased. Finally, the study concludes that in order to achieve higher share of modal split for public transport, the public transport service providers should improve service quality by increasing reliability, convenience and safety. The study thus recommends that Lalitpur Metropolitan City, DOTM and public transport service providers should cooperate among each other to provide reliable and efficient public transportation.

Keywords

Structural Equation Model, Latent Factors, Mode Choice Model, Working Commuters, Binomial Logit Model