The cable duct system comprises cable channel elements (1) joined together by coupling elements (3) in the longitudinal direction. The cable channel element consists of a U-shaped base. The coupling element is inserted releasably and/or displaceable into the free end portions of the cable channel elements. A spring structure is provided at the end portions of a cable duct element, and coupling element. An electrically conductive element (10) is spaced apart from the side wall (2) of the cable duct element.
