Highway Design involves the determination of appropriate highway features such as lane width, total roadway width, curvature degree and length. A critical aspect of highway design includes roadside features, such as shoulder width, roadside slope steepness, and necessary clear roadside areas that are clear of obstacles. TRC’s Director is an experienced Highway Design Engineer. Highway design is a significant aspect of TRC’s expertise. We provide highway agencies and attorneys with research in the areas of traffic engineering, highway design, highway illumination, highway safety, human factors, parking lot design, and roadway illumination. For expert witness services pertaining to highway design, go to the ‘Litigation Support’ tab above.