The director of transportation may, subject to the approval of the state transportation commission, enter into such agreement or agreements with other state highway commissions and the governmental agencies or subdivisions of the state of Iowa or other states and with federal bridge commissions as they shall find necessary or convenient to carry out the purposes of this chapter, and is authorized to do any and all acts contained in such agreement or agreements that are necessary or convenient to carry out the purposes of this chapter. Such agreements may include, but shall not be restricted to, the following provisions:
1. A provision that the department shall assume and have complete responsibility for the operation of such bridges and approaches thereto, and with full power to impose and collect all toll charges from the users of such bridges and to disburse the revenue derived therefrom for the payment of principal and interest on any revenue bonds herein provided for and to carry out the purposes of this chapter.2. A provision that the department shall provide for the issuance, sale, exchange or pledge, and payment of revenue bonds payable solely from the revenues derived from the imposition and collection of tolls upon such toll bridges.3. A provision that the department, after consultation with the other governmental agencies or subdivisions who are parties to such agreements, shall fix and revise the classifications and amounts of tolls to be charged and collected from the users of the toll bridges, with the further provision that such toll charges shall be removed after all costs of planning, designing, and construction of such toll bridges and approaches thereto and all incidental costs shall have been paid, and all of said revenue bonds, and interest thereon, issued pursuant to this chapter shall have been fully paid and redeemed or funds sufficient therefor have been set aside and pledged for that purpose.4. A provision that all acts pertaining to the design and construction of such toll bridges may be done and performed by the department and that any and all contracts for the construction of such toll bridges shall be awarded in the name of the department.5. A provision that the state of Iowa and adjoining state and all governmental agencies or subdivisions party to such agreement shall be reimbursed out of the proceeds of the sale of such bonds or out of tolls and revenues as herein allowed for any advances they may have made or expenses they may have incurred for any of the purposes for which said revenue bonds may be issued, after duly verified itemized statements of such advances and expenses have been submitted to and been approved by all parties to such agreement.6. A provision for the division of ownership with the adjoining state and for a proportional division of the maintenance costs of the bridge when all outstanding indebtedness or other obligations payable from the revenues of the bridge have been paid.C71, 73, 75, 77, 79, 81, §313A.3487 Acts, ch 232, §22