本文介绍用生石灰粉或水泥与软粘土就地搅拌在地基内形成土柱以稳定沟槽，深开挖以及边坡的设计与施工方法。
In this paper the method of design and construction of lime and cement columns for the stabilization of trench, deep excavations and slopes is introduced.
图为石灰石泉华柱耸立在加利福尼亚的莫诺湖之滨。
Spires of limestone tufa rise from the shores of California's Mono Lake.
石灰土柱具有石灰用量低，施工振动小，挤土扰动少，透水性好的优点。
It has the advantages of good in permeability, low lime consumption, without vibration during construction and less soil displacement disturbances.
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