吴城水库大坝安全鉴定材料北川河（西山—桑家会段）河道治理工程可行性研究报告设计证书号：建设部乙级A114000426山西省吕梁市水利勘测设计研究院二0一0年十月目录1、综合说明......................................................................................11.1项目区概况...................................................................................11.2水文................................................................................................21.3工程建设内容...............................................................................31.4工程规划........................................................................................41.5工程管理设计................................................................................41.6施工组织设计................................................................................51.7环境影响分析................................................................................61.8工程投资估算................................................................................61.9经济评价........................................................................................71.10结论..............................................................................................82．水文..............................................................................................82.1流域概况........................................................................................82.2气象................................................................................................92.3设计洪峰流量的计算..................................................................102.4成果合理性分析..........................................................................163、工程地质....................................................................................173.1地形地貌......................................................................................173.2地层岩性......................................................................................173.3水文地质......................................................................................183.4区域地质构造..............................................................................1813.5天然建筑材料..............................................................................184、工程任务和规模........................................................................194.1社会经济概况和工程建设的必要性..........................................194.2河道整治指导思想和规划原则..................................................204.3河道治理的目标..........................................................................205工程设计.......................................................................................215.1设计依据......................................................................................215.2工程规划......................................................................................225.3河道整治规划设计......................................................................225.4河堤工程设计..............................................................................245.8清淤疏浚工程设计......................................................................325.9堤顶防洪道路设计......................................................................335.10安全防护栏设计...
