Pile up can not go down, how to deal with?
3, if the formation is hard, the pile length is not enough, can not meet the design requirements, to design out a modification or replacement of pile type; the guiding hole and then continue to play, it is in a pile by auger drilled Kong Lai, then pile down.
1. If the hammer is reached, the hammer is finished.2, according to the geological report should be able to play but did not move, can not continue to fight, otherwise the pile will crack or break, stop and find out the reason.
The diameter of the hole pile is generally one to two smaller than that of the designed pipe pile, which can ensure the friction force of the pipe pile. Notice of design change shall be given to the design institute.
