The secretary of transportation is hereby authorized and empowered to: (a) Issue highway bonds of the state of Kansas, payable solely from revenues accruing to the state freeway fund and pledged to their payment, for the purpose of providing funds for the construction, reconstruction and improvement of the highway projects in the state, to refund such bonds, and to pay all expenses incidental to the authorization and issuance of said bonds, including without limitation the acquisition of right-of-way, employment of financial advisors, engineers, attorneys and such other professional services as the secretary deems necessary to carry out the provisions of this act, all as provided in this act;

(b) Make and enter into all contracts and agreements necessary or incidental to the performance of the secretary’s duties and the execution of the secretary’s powers under this act, including without limitation all contracts and agreements necessary to cooperate with the federal highway administration of the United States department of transportation, or with other federal agencies, and to do and perform all other acts required to obtain benefits under the terms and provisions of title 23 of the United States code or any other federal legislation amendatory thereof or supplementary thereto; and

(c) Do all acts and things necessary or convenient to carry out the powers expressly granted in this act.