1 AIT Asian Institute of Technology

An evaluation of spatial accessibility by mass transit in Bangkok : a comparison between bus and rail transit

AuthorSeerana Paowasant
Call NumberAIT Thesis no.TE-24-02
Subject(s)Urban transportation--Thailand--Bangkok

NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering in Transportation Engineering
PublisherAsian Institute of Technology
AbstractInadequate public transportation and high car dependency are the typical characteristics of large cities in developing countries and lead to traffic congestion including Bangkok. Lacking of accessibility to public transportation led to high mode share of private vehicle and high traffic congestion in Bangkok. Public transportation is one of the significant solutions for solve traffic congestion and provide accessibility to residents. Understanding in accessibility provided by bus and rail transit and their modal disparity can lead to efficient development in public transportation network. Moreover, this can enhance accessibility and social inclusive by public transportation. This study employs cumulative opportunities measure in order to assesses spatial accessibility of bus transit and rail transit and use the accessibility to compare difference between mode.The finding from the analysis display in geographical map of Bangkok. The accessibility provided by bus transit is high at central area and along the main road while the accessibility provided by rail transit is higher at central area and more than average along the train network near center of city. The accessibility provided by bus transit is greatly higher and has wider coverage of accessibility compare to rail transit. There are cells that have high accessibility concentrate at border area of Bangkok which connect to surrounding province. Besides, there are many areas that have high accessibility for bus transit and low accessibility by rail transit. Almost all of Central and Southern Bangkok area have high accessibility for bus transit but only around half of area have quite high accessibility for rail transit. North western and Northern Bangkok contain high accessibility more than half of the area for bus transit while there are only near city center area that have quite high accessibility. South Western and Eastern Bangkok have some area with high accessibility along the road which connect from city center for bus transit but there is hardly any high accessibility area for rail transit. For public transit development, Bus transit should include residents all over Bangkok to be able to use the service. The development of bus service should focus on border area of Bangkok that remote from center of the city. Rail transit should increase the connectivity of rail network and should be improved in high travel demand area to mitigate overcrowd in public transport to prevent mode shift to private car.
Year2025
TypeThesis
SchoolSchool of Engineering and Technology
DepartmentDepartment of Civil and Infrastucture Engineering (DCIE)
Academic Program/FoSTransportation Engineering (TE)
Chairperson(s)Bhatt, Ayushman
Examination Committee(s)Kunnawee Kanitpong;Ampol Karoonsoontawong
Scholarship Donor(s)Royal Thai Government Fellowship
DegreeThesis (M.Eng.) - Asian Institute of Technology, 2025


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