A detailed description of the highway network within the study area, a description of the proposed land uses, the anticipated stages of construction and the anticipated completion date of the proposed land development shall be provided. This description, which shall be in the form of a map at a scale of at least one inch equals 400 feet, shall include the following terms: all major intersections, all proposed and existing ingress and egress locations, all existing roadway widths and rights-of-way, all existing and proposed public transportation services and facilities within the study areas and the eighty-fifth-percentile speed.