MO HB1941

Designates Interstate 70 within a city not within a county to the Illinois border as the "Mark Twain Highway"

Designates Missouri Highway 266 in Greene County from Airport Boulevard to one mile east as the "Dr. Martin Luther King Jr. Memorial Mile"

Designates the pedestrian and bicycle lane on the southern U.S. Highway 54 bridge crossing the Missouri River at Jefferson City as the "Pat Jones Pedestrian/Bicycle Lane"

Designates multiple highway segments and one bridge throughout Missouri as memorial highways for various individuals, including the Jack Buck Memorial Highway (I-64/US 40), Harry S Truman Memorial Highway (U.S. 24 in Jackson County), and Sergeant Charles R. Long Memorial Bridge (U.S. 24 in Independence)

Requires the Department of Transportation to erect and maintain appropriate signs for all designations, with costs paid by private donations