Accidents are not natural but they are caused is a common saying in the area of traffic safety. Thus,if accidents are caused by some factors, those can be identified and appropriate remedial measures can be developed and implemented to the extent feasible. It is strongly felt that most of accidents, being a multi factor event, are not merely due to drivers fault on account of drivers negligence/ignorance of traffic rules and regulations, but also due to many other factors such as abrupt changes in road conditions, flow characteristics, road users behavior, climatic conditions, visibility &...