The completion of the process leaves a symmetrical pattern of dash marks on the roadway, as if there were an associated meaning to the pattern.[8] When there are many of them along the roadway, motorists may interpret the marks as an unknown form of mechanical markers or strange road surface markings.[9] When roads are under construction and the lanes are shifted laterally, those marks may interfere with temporary lane markings. As the marks from the dowel bar retrofit are not intended to be any form of road surface markings, the responsible agencies try to make these marks less visible to the motorists.[10]