管井降水在包钢焦化厂翻煤机工程中的应用

地下水位偏高时，大型土方工程施工困难，必然采用人工降低地下水的方法，方能确保工程顺利进行。目前常用的几种降水方法，对不同土质有着不同的效果。本文论述了采用管井降水和井点降水的施工方法，降低了地下水位。

Application of tubular well on coal tipping machine at Baotou Steel Coke Plant

It is difficult to proceed with large earthwork when the underground water level is high. So in order that project goes smoothly,underground water level decreasing by man-made is adopted. Ways used to decrease underground water level at present have different results on different soil texture .The pipe well and wen point are adopted to lower the water level.