Patent ID: 7137754

Claim:
A road marking system comprising at least one semi-circular lighting module ( 4 ) provided in a recess in a road surface ( 1 ), wherein the recess is in the form of half a round disc, wherein the road surface ( 1 ) comprises a first asphalt layer ( 2 ) and a second asphalt layer ( 3 ) situated below the first asphalt layer ( 2 ), wherein the lighting module ( 4 ) is provided with coupling means ( 7 , 7 ′) for coupling an electrical conductor ( 6 ) and the lighting module ( 4 ) to one another, wherein the electrical conductor ( 6 ) is provided in a cable duct ( 8 ) provided in the second asphalt layer ( 3 ) of the road surface ( 1 ), and wherein the coupling means ( 7 , 7 ′) includes a cable for coupling the lighting module ( 4 ) to the electrical conductor ( 6 ), the cable extending through an opening in an upper side of the cable duct ( 8 ), wherein a deepest point of the half a round disc shared recess provides the opening in the cable duct ( 8 ) through which the cable can be passed, and wherein provision of the cable duct ( 8 ) below the first asphalt layer ( 2 ) provides an additional avenue for water drainage of the road surface.