Kan. Stat. § 68-586
Whenever the board of county commissioners of any county having a population of more than one hundred thirty thousand (130,000) and less than one hundred seventy thousand (170,000) deems it necessary it may, by resolution duly adopted and signed by a majority of such board, issue general obligation bonds for highway construction within the county, in cooperation with the state of Kansas, or any political subdivision thereof, or in cooperation with any agency of the United States, and such highway construction may include the construction of any necessary bridges and access ways, acquisition of necessary rights-of-way and other necessary construction incidental to the construction of said highway. Such bonds shall not be issued until the question of issuance thereof shall have been approved by a majority of the electors at any general election or at a special election called for such purpose and held in accordance with the provisions of the general bond law, and all bonds issued under the authority of this act shall be issued, registered, sold, delivered and retired in accordance with the provisions of the general bond law.
K.S.A. 68-586