To authorize the Secretary of Transportation to carry out a highway bridge demonstration project in the Vermillion, South Dakota-Newcastle, Nebraska area to improve the flow of traffic between the States of Nebraska and South Dakota.

Directs the Secretary of Transportation to conduct a highway bridge planning and feasibility study for a bridge in the Vermillion, South Dakota-Newcastle, Nebraska area.

Authorizes the Secretary, if such study determines such a bridge to be feasible and desirable, to carry out a highway project plan, engineer, and construct a bridge across the Missouri River to improve: (1) the interstate flow of traffic; (2) access to rural health care and higher education; (3) grain and livestock movement; and (4) economic growth and development of the area.

Authorizes appropriations.

Specifies the Federal and States' shares of the project costs.