Along with the increasing capital investment and the development of high-rise buildings， pile foundation is now widely used in high-rise buildings， highways， bridges and other projects in the basic Pile bearing on hard or harder bearing layer， a high vertical pile bearing capacity， or capacity， enough to carry all the vertical load high-rise building， bridge pile foundation construction in the lower part is the structure of a The quality of pile foundation and progress of the bridge directly affect the quality of life and overall progress， for ensuring safe and economical investment and reduce costs play a decisive Based on the pile construction process description， describes the characteristics of bored piles and pay attention to matters， the understanding into a pile of attention to quality control the main parameters， so as to come pile foundation of how to make progress to improve the quality and construction
