V. TRAFFIC AND TRANSPORTATION

2. SAFETY AND ENVIRONMENT

C. NEW PROJECTS
4. Overtaking Behaviour of Motor Vehicles in Urban Areas
Duration

April 2005 to December 2005
(i) National Transportation Planning and Research Centre (NATPAC), Thiruvananthapuram (R)
(ii) Kerala State Transport Project/PWD, Kerala (S)

 

Scope and Objectives

The objective of this study is to study the behaviour of motor vehicles overtaking from left side, overtaking from right side by crossing the central yellow line and overtaking from right side but without crossing the central yellow line.

 
Methodology
The methodology of the study consists of literature review, design of survey formats, field survey, data analysis and compilation of report.
 
Interim Conclusions
It was found from the overtaking survey that even though yellow lines are marked at the centre of road, vehicles cross the yellow line for overtaking on straight stretches as well as on curves. The following are the summary of findings of the study,

• The average percentage of vehicles overtaking from the right side by crossing the yellow line in the morning peak period was 13%.

• The average percentage of vehicles overtaking from the right side by crossing the yellow line in the evening peak period was 9%.

• Among the types of vehicles, Cars/Jeeps/Taxies perform maximum overtaking manoeuvres crossing the yellow line marking.