立井普通凿井法施工过含水土层

Ordinary Shaft Sinking Construction Passing Aquifers

立井普通法施工条件是表土稳定,含非饱和水的粘土层,含少量水的砂质土层等。原设计不含水或含水量很少的土层,采用普通法施工的立井,在施工中,地质条件发生变化,遇见含水砂土,淤泥层、含饱和水的粘土层,就需要技术人员,根据现场的变化情况,采取应急的措施和方法,去解决和处理施工中发生的意外情况。

The common shaft construction conditions are stable,non-saturated water containing clay layers,containing a small amount of water,such as sandy soil.The original design was without water or little water content of soil,applied the common shaft.In construction,while meeting the changes in geological conditions,water met sand,silt layer of clay containing saturated water layer, need the technical personnel in accordance with the scene taking immediate emergency measures and methods to deal with the construction accidents that occurred in the situation.