Section outline
-
Assessment of the influence of parameters of road conditions on road safety. Requirements for outdoor lighting. Level of pavement lighting. Norms of average horizontal illumination. Lighting of alleys, pedestrian and walking paths. Requirements for the maintenance of technical means of traffic management at the stage of operation. Terms of operation of technical means of traffic management. Determination of the risks of road accidents. Methods of determining the level of traffic safety on highways.
Analysis of the causes of road accidents. The main causes of accidents. Planning measures to improve traffic safety. Causes and associated factors of road accidents involving pedestrians. Audit of the use of technical means of regulation. Road conditions. Parameters of technical means. The influence of movement speed on the threshold of visual perception. Determination of the size and distance of installation of signs. Requirements for placement of technical means.
Requirements and visibility of horizontal markings in the dark. Conditions for determining the coefficient of light reflection of horizontal road markings.
Guide or signal posts. Visual perception of installed road barriers and guide devices. Dependence of the design of the road fence on the category of the road. Guard structures for installation on the dividing strip. Islands of safety. Composition and scope of audit work. Formation of the full volume of input information regarding operational parameters of the road by field survey - filling out audit sheets.