Highway systems and evaluation; and design criteria. Traffic characteristics, geometric alignment, roadside design; Traffic control and road capacity; highway design elements; Road transverse cross-sections; Design of rural and urban roads; two-way, arterial and express roads. Intersections and interchanges design; contracts and supervision; Design of turning roadways; Softcopy road design (Civil-3D); studies and research in geometric design of highways; Highway Geometry and Safety, Accidents hotspots and geometry, Spatial and Temporal Mapping of highways accidents, Design probability and reliability; Design consistency; Toll-Roads and Public Private Partnership (PPP); and innovation and new technologies usage in highway geometric design.