1 AIT Asian Institute of Technology

Vehicular volume and delay at Rajatevi roundabout

AuthorSomsak Teerachaichyuti
Call NumberAIT Thesis no. 45
Subject(s)Traffic flow|xBangkok
NoteA thesis submitted in partial fulfillment if the requirements for the degree of Master of Engineering in the SEATO Graduate School of Engineering, Bangkok, Thailand.
PublisherAsian Institute of Technology
AbstractThe purpose of this thesis is to study traffic movements and delays at the Rajatevi roundabout intersection. A photographic technique in combination with manual counting was used to gather the data. Delays, with reference to stopped-time delays, were observed by the operation of test cars. The elements of traffic movement at this roundabout are approaching volume, crossing volume, delays, and acceptable time gaps for entry into a crossing stream of vehicles. Some of these variables were analyzed by attempting to fit standard statistical distributions to the observed data* Comparison was made between maximum hourly volumes of approaching traffic and the possible capacity of a roundabout as obtained from Wardrop’s formula for the capacity of a weaving section.
Year1963
TypeThesis
SchoolStudent Research Before 1979
DepartmentOther Field of Studies (No Department)
Academic Program/FoSThesis (Year <=1979)
DegreeThesis (M.Eng.) - SEATO Graduate School of Engineering


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