Combined with practical work,in view of the problems encountered in construction processes of manual hole digging pile such as un-derground water,shifting sand,mud and so on corresponding treatment measures are discussed as well as pouring construction of pile concrete.

Analyzing on flaw of concrete excavation piles in the Jimei railroad-highway overpass project;

By combining with the work experiences,the paper emphasizes on the introduction of the common quality problems of the beating or pressing and grouting concrete piles construction,analyzes the reasons,and sums up some regular treatment methods and the technological measures,so as to avoid or reduce similar quality problems,and to ensure the safety of the buildings.