Preparation of detailed design (construction drawings) for 6 grade-separated interchanges, Preparation of design projects for 7 underpasses and 1 overpass, Preparation of detailed design (construction drawings) for 1 viaduct, Geotechnical and topographic investigation services for 40 km of road, Traffic engineering projects for 40 km of road, Preparation of detailed road design (implementation) projects for 40 km, including bill of quantities and site list exist within the scope of consultancy service.