To provide a buried pipe for heat exchange, enabling maintenance and facilitating maintenance work.

This buried pipe 1 for heat exchange is at least partly buried into the ground to utilize heat under the ground. In the buried pipe 1, an opening thereof that is buried into the ground is blocked up, and a blocking member 9 is provided to block up an upper opening on the opposite side to the buried side. An upper side surface of the buried pipe 1 on the opposite side to the buried side is provided with a cutout part 3 for guiding a pipe 2 where a heat medium flows inside and outside the buried pipe 1 and protecting the same.