2012 ©
             Publication
Journal Publication
Title of Article CHANGE OF MOTORCYCLE SPEED UNDER SPEED ENFORCEMENT CAMERA ON URBAN ARTERIAL IN KHON KAEN CITY, THAILAND 
Date of Acceptance 12 January 2019 
Journal
     Title of Journal International Journal of GEOMATE 
     Standard ISI 
     Institute of Journal International Journal of GEOMATE 
     ISBN/ISSN ISSN: 2186-2982  
     Volume 16 
     Issue 56 
     Month April
     Year of Publication 2019 
     Page 159 - 164 
     Abstract Road traffic injuries tend to become more serious all over the world as well as the number of road fatalities, serious injuries that lead to disabilities, which is also increasing. Speeding is one of the top causes of death and injury. At present, Thai law has limited the speed in urban areas at 80 km/h for passenger cars and motorcycles. This speed limit is too high for motorcyclists to prevent injury and fatality in case of an accident. The objective of this study is to explore the change of speed of motorcycles after the installation of speed enforcement cameras. The speeds of motorcycles before and after the installation of speed enforcement cameras were collected by applying spot speed method at 28 points along the project corridor. The change of th speeds was analyzed using t-test at 95% confidence level. As a result, the 85 percentile speed of motorcycles significantly decreased after the installation of a speed enforcement camera, whereas the mean speed of motorcycles was constant. 
     Keyword Speed, Motorcycle, Speed enforcement cameras, Urban arterial  
Author
597040005-9 Mr. JETSADA KUMPHONG [Main Author]
Engineering Doctoral Degree

Reviewing Status มีผู้ประเมินอิสระ 
Status ตีพิมพ์แล้ว 
Level of Publication นานาชาติ 
citation true 
Part of thesis true 
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