All correspondence must be made through the Vendor Portal. Specifications include, but are not limited to: The selected firm shall perform preliminary engineering and plan development services necessary to produce construction contract documents in accordance with the INDOT project development process. The selected firm shall complete an Engineering Assessment (if necessary), Topographic Survey, Design and Plan Development, Hydraulic Analysis, Environmental Documentation, Permits Applications, Geotechnical Engineering, Utility Coordination, Pavement Design, Traffic Signal Design, Lighting Design, Construction Phase Services and other related services as needed. Other services such as Ecological Surveys, Archeological Investigations, Historical/Architectural Investigation, Wetland Mitigation and Right of Way Engineering may be included later if these work types become necessary.