冷水坑水河道整治中的悬臂式挡墙治理应用效果分析  

Analysis of the Application Effect of Cantilever Retaining Wall in River Regulation of Lengshuikeng River

作　　者：李圣楠 杨军 李衡 李可翠 LI Shengnan;YANG Jun;LI Heng;LI Kecui(Shenzhen Shiyuan Engineering Technology Co.,Ltd,Shenzhen 518017,China)

机构地区：[1]深圳世源工程技术有限公司,广东深圳518017

出　　处：《云南水力发电》2024年第11期125-129,共5页Yunnan Water Power

摘　　要：以深圳市龙华区大浪街道冷水坑水天诚家具厂段河道挡墙整治工程为例,在分析现状河道挡墙存在的安全问题隐患基础上,提出拆除现状浆砌石盖板涵,设计河道底宽为4.5m,采用悬臂式钢筋混凝土挡墙。通过比选3种纵断面支护型式。选用施工先进、结构稳固、生态友好的悬臂式钢筋混凝土挡墙,对挡墙进行了支护稳定分析及冲刷深度分析。通过防洪效益和国民经济评价,证明工程经济效益,全面展现悬臂式钢筋混凝土挡墙在河道治理的重要性和应用价值。Taking the river retaining wall renovation project of Tiancheng Furniture Factory section in Lengshuikeng River,Dalang Street,Longhua District,Shenzhen as an example,based on the analysis of the safety problems and hidden dangers of the current river retaining wall,this article proposes to demolish the existing masonry slab culvert,design the river bottom width to be 4.5m,and use cantilever steel reinforced concrete retaining wall.By comparing three types of longitudinal section support,the cantilever reinforced concrete retaining wall with advanced construction,stable structure,and ecological friendliness was selected.It also conducted support stability analysis and scour depth analysis on the retaining wall.Through flood control benefits and national economic evaluation,the economic benefits of the project have been proven,fully demonstrating the importance and application value of cantilevered reinforced concrete retaining walls in river management.

关 键 词：河道治理 悬臂式挡墙 钢筋混凝土 护岸施工 

分 类 号：TV85[水利工程—水利水电工程]