Pile Construction Method of Deep Depth Filing Hole

摘要

Disclosed is a pile construction method for embedding piles using a drilling equipment including upper and lower augers and a leader, the drilling preparation step, the first drilling step, the length extension step, the second drilling step, the screw extraction step, and Include file access step. Such a construction method has the advantage of drilling a pile hole with a long depth of depth that can be drilled with a single drilling equipment. Therefore, there is no need to add additional drilling equipment can be competitive in terms of construction costs.