semi circular pcc pavement roundouts at edge of pavement or back of curb centerline sawcut 4.8 m (16') & variable jointed pcc pavement for ramps benching detail for embankment widening bd55.dgn 08/06/2012 rumble stripes for centerline, non-freeway bd56.dgn 06/16/2016 pcc pavement and pcc base course adjacent to railroad grade crossing