This paper introduces the test results and calculative method by using the composite foundation of sand-stone pile and concrete pile with low strength.
本文通过试验与工程实践,介绍采用碎(砂)石桩及低强度混凝土桩组合构成复合地基的试验成果、计算方法及应用检测成果。
Preparation of high strength concrete with stone sand (stone screenings) and the application of the stone sand in the PHC pipe pile production are presented.
介绍了用人工砂(包括石屑)试配高强混凝土以及人工砂在预应力高强混凝土管桩生产中应用的情况。
This technology is applicable to industrial and civil construction clay, silty clay and containing a small amount of sand, stone clay, and low groundwater levels Artificial hole pile works.
本工艺标准适用于工业和民用建筑中粘土、粉质粘土及含少量砂、石粘土层,且地下水位低的人工成孔灌注桩工程。
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