From the junction of K-177 highway with interstate highway 70 then north on K-177 to the junction of K-177 highway with United States highway 24, then north on United States highway 24 to the junction of United States highway 24 and K-13 highway, is hereby designated as the coach Bill Snyder highway. The secretary of transportation shall place highway signs along the highway right-of-way at proper intervals to indicate that the highway is the coach Bill Snyder highway, except that such signs shall not be placed until the secretary has received sufficient moneys from gifts and donations to reimburse the secretary for the cost of placing such signs and an additional 50% of the initial cost to defray future maintenance or replacement costs of such signs. The secretary of transportation may accept and administer gifts and donations to aid in obtaining and installing suitable signs.