Railway bridge and culvert works set high demands on leakage, seepage and crack control.

铁路桥涵工程对防漏、防渗、防裂要求极高。

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Pipe thrusting method has been widely used in reservoir works in Guangdong province. Such a method used to reinforce a culvert project is briefly introduced in this paper.

“顶管施工法”在广东省内水库除险加固工程中得到运用推广，取得较好的效果。本文简略介绍广东省信宜市尚文水库加固工程输水涵管利用顶管施工法改造情况。

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