Patent ID: 8869452

Claim:
A road device comprising: a frame ( 4 ) delimiting an opening ( 8 ); a cover ( 6 ) having a covering wall ( 14 ) extending along a wall plane (PV); a first hinge ( 20 ) provided with a first cam ( 24 ) and a first cam follower ( 26 ), which are designed to guide the cover relative to the opening between a released open position, a closed position, and a blocked open position; a securing means ( 32 ) that prevents the cover, when in the closed position, from lifting in a direction (R) perpendicular to the wall plane, the securing means comprising a first securing member ( 34 ) and a first counterpart securing member ( 36 ); a first support bracket ( 42 ) bearing the first cam ( 24 ) and the first securing member ( 34 ), said first support bracket ( 42 ) being a piece distinct from the frame ( 4 ) that is added on the frame ( 4 ); a first fastening means ( 80 ) designed to fasten the first support bracket ( 42 ) to the frame ( 4 ), wherein the first fastening means is under the cover ( 6 ) when the cover is in its closed position; wherein the cover, when in the blocked position, is prevented from tilting toward the closed position, and wherein the fastening means further comprises at least one inhibiting element ( 70 ) for inhibiting the cover from going from the released open position to the blocked open position.