In pad pile works modulo construction management manner and its device

摘要

PROBLEM TO BE SOLVED: To install a ready-made pile in a satisfactory condition, grasping the change from excavation liquid to consolidation liquid correctly at the bottom of an excavated hole. ;SOLUTION: After an excavated hole 22 for installing a ready-made pile 24 is formed with the ground excavated to a specified depth with excavation liquid poured from the tip of an excavation rod 5, the excavation liquid is replaced by consolidation liquid 23. Then, the excavation rod 5 is drawn up while the consolidation liquid is poured to a specified depth. In a pile-embedding method as mentioned above, the excavation rod 5 is drawn up after detection is made with a sensor for the consolidation liquid at the bottom of the excavated hole 22.;COPYRIGHT: (C)1997,JPO