TOPIC 5. GROUPS OF ROAD QUALITY INDICATORS (8 hours)

Intersections and junctions of highways at different levels. Implementation of modern technology and methods of designing traffic solutions at different levels. Transitional high-speed lane. Transition curve, Clothoid, Circular curve, Straight line. The number of traffic accidents at the traffic crossing per year.

Relative accident rate at conflict points of traffic junctions. Relative accident rate at conflict points on secondary directions of incomplete traffic interchanges. Coefficient of annual unevenness of movement. The degree of danger of different types of junctions. Pedestrian traffic safety. Calculation of the distance between pedestrian crossings and determination of their location. Types and sequence of traffic light signals depending on the location of the pedestrian crossing and the type of traffic lights.

Analysis of indicators of transport operation of the road. Analysis of technical and operational indicators of road conditions. Analysis of road condition indicators and road traffic conditions. Analysis of road performance indicators.