CLEVELAND — As motorists pass by, a robotic arm mounted to a large pickup truck glides out and paints a crisp white crosswalk, then some arrows. No crew in traffic. No stencils. No overnight shifts.
The RoadPrintz system is preloaded with about 80 symbols and numbers that follow the Manual of Uniform Traffic Control Devices guidelines. Operators can also type in custom messages on the spot. (TNS) ...
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