Capacity Determination of an Arterial Road - A Case study of Modasa Town (Bus station to Malpur cross road)

In Modasa, newly born City of north Gujarat (INDIA), faces severe traffic congestion due to rapid and uncontrolled development by an unacceptable level of disparity in transportation demand and supply scenario resulting in environmental degradation as well. Capacity analysis is essential for planning, design and operation of road. Planning and development of road systems require an understanding of capacity standards for assessing economic consequences of important road development schemes. Among other things, it provides the basic of determining the total width to be provided for bus-station to state bank of India with regards to volume, composition and other parameters of traffic. The factors affecting capacity of road are physical road way, traffic, environment and control conditions. Speed-flow relationship is the basic relationship depicting traffic behavior. In this study speed-flow relationship, speed-density relationship and flow-density relationship for SBI to bus-stand and bus-stand to SBI road link in Modasa city are developed using video recording technique. The capacity is derived from the speed-flow relationship, which can be helpful for working out improvement plans.