Sec. 2. A contract under this chapter must:
(1) provide for the construction and ownership of the project; and
(2) describe the project or projects, setting forth in general terms principal features such as geographic location, widths of rights-of-way, number of lanes in each direction, width of traffic lanes, widths of shoulders, location and nature of tunnels, overpasses, underpasses, interchanges, bridges, approaches, and connecting highways.