There is hereby established in the state Treasury a Special Railroad and Intermodal Enhancement Fund, which shall consist of all amounts deposited into the fund pursuant to section forty-three-a, article twenty-four, chapter eleven of this code. The Special Railroad and Intermodal Enhancement Fund shall be administered by the West Virginia Public Port Authority. The money deposited in the fund shall be used only for the purpose of construction, reconstruction, maintenance and repair of railways, the construction of railway-related structures and payment of principal and interest on state bonds issued for railway purposes, as approved by the West Virginia Public Port Authority.