大直径灌注桩在工程实际中的应用

Application of big diameter cast-in-site pile used in engineering practices

根据大直径灌注桩在工程实际中的应用 ,通过实例 ,论述人工挖孔灌注桩的适用范围、技术特征 ;

Based on the application of big diameter cast-in-site pile excavated by workman in practice,The technology's feasible range,distinctive feature was discussed. The diffculty in design and construction under complex geologic condition was also probed.