advisory avenue calle cityscape crossroad crossroads highway intersection lane object road roads roadway sign stop stop sign street street marker street scene streets accident asphalt body chalk contour crime scene criminal dead death drawing evidence figure forensic form ground investigation kill law line marker murder mystery outline police profile proof saving silhouette victim violence hit homicide barricade barrier benchmark border caution closed closing off color cone cones course demarcation direction freeway guard light mark marking move orange race race track road racetrack reminder roadpylons roadsign safety signal speed stripe symbol traffic utility warning focus guide-post Lübecker Hütchen pitbox lane post pylons racecourse roadworks alert background construct construction danger design drive equipment forbidden isolated obstacle pavement plastic red reflective repair security site striped stripes transportation travel under white work cutout avoid build orientation under construction urban way