Channel or pipe system, method for sanitizing a channel or pipe system and for installing a cable or a reserve conduit and device for installing a cable or a reserve conduit

A process for the rehabilitation of a canal or pipe system, into which at least one cable or an empty tube is installed at an inner wall of the canal or pipe system,

• where at least one casing by means of distancing elements is placed into the canal or pipe system, so that a ring gap between the inner wall of the canal or pipe system and the casing is created,
• where the casing is inserted in such a way, that the respective cable or empty tube is arranged in the ring gap.

A canal or pipe system with at least one installed cable or empty tube,

• where at least one casing is arranged by means of distancing elements in the canal or pipe system in such a way, that a ring gap is created between an inner wall of the canal or pipe system and the casing,
• where the respective cable or empty tube is arranged in the ring gap and the path of the cable and/or empty tube in the longitudinal and circumferential direction of the canal or pipe system is set by the distancing elements.

A device for the installation of at least one cable or empty tube into a canal or pipe system during its rehabilitation,

• where at least one insertion device is being provided, by means of which at least one inner casing and at least one outer casing can be placed into the canal or pipe system with distancing elements in such a way, that a ring gap is created between the inner casing and the outer casing,
• where an insertion device is being provided for position controlled insertion of the cable or the empty tube with at least one casing, so that the respective cable or empty tube comes to rest in the ring gap.