Multi type duct for cable

It provides the (communication) multi-pipe for a cable such as an optical cable or a telephone line that is buried in the ground. The multi-tube cable of the present invention, the outer tube provided in the shell; And, doedoe configuration provided on the inner side of the outer tube and the inner tube comprises a multiple of having a cable receiving space, the inner tube can be of ever is fixed in connection with the outer cylinder is suppressed shrinkage or expansion. This according to the invention, optical cable or a telephone line such as a communication cable, but to facilitate the protection and the construction work of the communication cable is buried to provide a multiple of the cable receiving space is received independently, the internal tube being in particular a physical communication cable receiving the contraction or expansion can be prevented to obtain an improved effect of facilitating the construction.