K.S.A. 13-1026

In any city of the first class having a population in excess of sixty thousand (60,000) owning or having under its care and control any bridges or viaducts that are to be maintained at the expense of the city at large, in order that said bridges or viaducts may be maintained and kept in a safe, usable condition, or when necessary be replaced, said city may from time to time, whenever the governing body shall pass an ordinance declaring it necessary, issue internal-improvement bonds in payment of any such replacement or repairs thereon, which bonds shall be a lien on the city at large.