沭河上游堤防加固截渗工程方案比选

Comparison of the reinforcement and seepage control project in the levee along the upstream Shuhe River

沭河系多泥沙河道,堤防座落于沙基或纯沙堤段较多,且堤身为松散细砂,抗冲和抗风蚀能力低、抗渗稳定性差,对大堤防洪极为不利,易造成堤防渗透变形,是防汛的薄弱环节。本文通过堤防截渗方案进行比选,选择多头小直径深层搅拌桩作为截渗方案,对类似截渗工程具有借鉴意义。