Mo. Rev. Stat. § 227.503: Bob Watts Memorial Bicycle & Pedestrian Bridge designated for the Sam Graves Heart of America Bridge on Route 9 in Kansas City.

The bi-directional pedestrian and bicycle path on the Sam Graves Heart of America Bridge, which carries Route 9 over the Missouri River in Kansas City, Missouri, shall be designated the "Bob Watts Memorial Bicycle & Pedestrian Bridge". The department of transportation shall erect and maintain appropriate signs designating such pedestrian and bicycle lane, with the costs to be paid for by private donations.