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Major Arterials Traffic Volume Analysis in the area of Ubon Ratchathani Municipality: The Case Study of Chayangkul Road and Uparat Road
This paper aims to study the quantity of motorcycles, light vehicles, and heavy vehicles on two main arterial roadways within Ubon Ratchathani City Municipality, named Upparach Road and Chayangkul Road. This research specified for collecting data on two rush hours periods that start from 07.00-09.00 am. and 03.00-05.00 pm, so data collectors designed to collect traffic data in twelve junctions within two main connected roadways. The main theory for analyzing with all collected traffic data is traffic Flow Analysis Method. It was found that the quantity of vehicles on two main Roadways is very high in rush hours and the traffic signal systems in twelve junctions are not balancing with the number of real vehicles on roadways. In addition, the main causes of traffic concession in rush hours are rough and readiness, selfishness, and none following with traffic rules. Therefore, traffic jams situation within Ubon Ratchathani City Municipality will be increasing dramatically in severity and extended in the future.