1/25000 scale preliminary project route alternatives study, 1/5000 scale preliminary project highway passage alternatives, 1/5000 scale photogrammetric map production, 1/5000 scale 211.3 km long 2x3 lane highway preliminary project and 24.04 km long 2x2, 2x3, 2x4 lane connection roads preliminary project, 1/5000 scale 18 intersection preliminary projects, 1/5000 scale 10 highway service facility preliminary projects and 1/5000 scale hydraulic - hydrological studies, side road and landscape preliminary projects, shoring and retaining wall projects, displacement preliminary projects, maintenance operation facilities and toll booth area projects, 5 viaduct preliminary projects with a total length of 3285 meters (double platform), 20 overpass bridge preliminary projects, 18 junction bridge preliminary projects, 134 underpass preliminary projects, Preparation of preliminary projects for 394 culverts, 2 tunnel with a length of 2908 meters (dual-tube) and 1 cut-and-cover tunnel with a length of 300 meters; preparation of 1/25000 scale preliminary project geological suitability study and 1/5000 scale preliminary project Engineering Geology Study Report and preliminary project Geological-Geotechnical Study Report; preparation of preliminary project cross sections, Bruckner diagram, quantity take-off and Preliminary Project Report; preparation of traffic preliminary study report and feasibility report.