Solar Road Markers Supplier Solar Raised Pavement Marker Cost Road Studs, Solar Road Stud, Raised Pavement Marker. 2019-3-6 · Road Studs. The road stud, which is also called raised pavement marker, we refer here is mainly used in highways, and it is a traffic safety facility. the road stud is mainly installed between the road lines or double yellow lines, and it can warn the drivers .