摘要 |
The invention relates to a method for drilling into the ground, which includes the following step: digging a longitudinal hole (6) in the ground (8), simultaneously lining the hole (6) using a tube (14) extending substantially over an entire longitudinal length of the hole (6). The tube includes an inner tube (16) and an outer tubular sheath (18) inserted between the inner tube (16) and a wall of the hole (6), the method including, after the step of digging the hole (6), a raising step during which the inner tube (16) is removed from the hole (6), the outer sheath (18) remaining in place inside the hole (6). |