Stress tube pilework in advance

The utility model discloses a stress tube pilework in advance, including stake position hole and tubular pile body, cement mortar has been irritated to downthehole the filling out in this position, and it is downthehole that this position is located to this tubular pile body, and the stake side of the complete coated pipe stake body of cement mortar, and wherein, the aperture in stake position hole is greater than the stake footpath of tubular pile body. The utility model provides a stress tube pilework in advance, the stake footpath that is greater than the tubular pile body through the aperture that sets up stake position hole, not only make the easy pile sinking of tubular pile body, and guarantee that the tubular pile body can immerse the hole bottom certain degree of depth in rock -entering layer of going forward side by side, effectively prevent in the empty stake of the downthehole formation in stake position, and simultaneously, wrap up and to provide a side resistance for thetubular pile body in the