Define accident

Accidents: An accident is defined as an injury due to a collision between vehicles or collision between a road user and a vehicle or a collision between any permanent stand/building/tree and vehicle, etc.

Causes of an accident:

The various causes of road accidents are:

• Excessive speed
• Violation of traffic rules
• Carelessness
• Defects in vehicles such as brake failure, steering system, tyre burst, and lighting system.
• Skidding roads
• Potholes
• Unfavourable weather conditions like smoke, snow, heavy rainfall, mist, fog, etc.

Accident study:

The various objectives of accident studies may be listed as:

• To study the cause of the accident and to suggest correction treatment at a potential locations.
• To evaluate existing designs
• To support proposed designs
• To carry out before and after studies and to demonstrate the improvement in the problem.
• To make a computation of financial losses
• To give economic justification for the improvements suggested by the traffic engineer.