nd engineer company – KS army national guard – highway. That portion of United States highway 169 from the city of Coffeyville, north on United States highway 169 to the junction of United States highway 169 and 3000 road in Montgomery county is hereby designated as the 242nd engineer company – KS army national guard – 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 242nd engineer company – KS army national guard – 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.