The practice proves that to adopt the mode of combined slab pile as trestlepile of foundation pit could obtain a good technical and economical benefit.
实践证明，采用组合板桩的方式作为基坑支护桩可以取得良好的技术及经济效益。
2
The pile foundation construction technique at dissolution lime - rock area for the trestle bridge of Huaqing Express Highway are introduced.