我们这次修建溢洪堰工程,为了把基础搞好,在施工之前进行了堰基地质的钻探工作。在方法上采取了钻探与试坑两种方法。(一)钻探法:就是用人力凿井,将地下的土样取出,以了解地质情况。每盘架 We built a spillway weir project this time, in order to do a good job in the foundation before the construction of weir-based geological drilling work. In the method adopted two methods of drilling and pit trial. (A) drilling method: Is to use manpower sinkhole, underground soil samples removed to understand the geological conditions. Each shelf