Traffic control; traffic regulation; use of unmanned traffic monitoring devices at intersections; allow. Amends secs. 204a, 320a, 628, 629c, 732 & 907 of
1949 PA 300 (MCL
257.204a et seq.); adds secs. 615a & 649a & repeals secs. 615a & 649a of
1949 PA 300 (MCL
257.615a &
257.649a).