TRB’s Transportation Research Circular E-C134: Influence of Roadway Surface Discontinuities on Safety is designed to help highway engineers evaluate roadway maintenance guidelines and priorities. The report addresses safety issues related to roadway roughness, holes, and bumps; the positive effects of road surface discontinuities; pavement edges; friction variations; water accumulations; surface contaminants; and small and large vehicles.
The similarity algorithm calculates how much two contents in the system are similar to one another. So far, similarity is calculated based on similarity of the project type, area of interest and user type. Generally, if two contents have more parameters in common they are more similar to each another. More information.
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