暮定灌区续建配套与节水改造项目设计综述  

Design of continued supporting construction and water-saving renovation projects in Muding Irrigation Zone

作　　者：谢安丰 王剑锋 XIE An-feng;WANG Jian-feng(Nanning Branch of Shenzhen Water Planning and Design Institute Co.,Ltd.,Nanning 530011,China;Guangxi Water&Power Design Institute Co.,Ltd.,Nanning 530023,China)

机构地区：[1]深圳市水务规划设计院股份有限公司南宁分公司,南宁530011 [2]广西水利电力勘测设计研究院有限责任公司,南宁530023

出　　处：《广西水利水电》2024年第3期104-107,共4页Guangxi Water Resources & Hydropower Engineering

摘　　要：暮定灌区设计灌溉面积6.51万亩,属于中型灌区,分析了灌区存在的问题。灌区部分渗漏水坝改造主要采用帷幕灌浆进行堵漏;渠道防渗主要采用现浇混凝土进行护坡、护底;对塌方段输水暗涵,采取拆除重建,渠肩采取浆砌石挡墙,外露面采用水泥砂浆抹面,暗涵顶部采用钢筋砼盖板等处理措施。Muding Irrigation Zone is a medium-sized irrigation zone with a designed irrigated area of 65,100 mu.Analysis was made on the existing problem of this irrigation zone.Main renovation works include that curtain grout-ing is carried out for some dams to stop leakage;cast-in-place concrete is used to protect the bottom and slopes of channel from seepage;the buried diversion culverts in sections prone to collapse are dismantled and rebuilt;mason-ry retaining walls are constructed on channel shoulders;the exposed surfaces are finished with cement mortar;and the top of the culverts is covered with reinforced concrete slabs.

关 键 词：灌区工程 续建配套 节水改造 渠道防渗 暮定灌区 

分 类 号：S274[农业科学—农业水土工程]