目 录崄河综合治理水利工程可行性研究报告二〇一二年十月 1 建设的必要性和紧迫性....................................................................82 崄河基本情况....................................................................................92．1 基本情况................................................................................................92．2 自然概况..............................................................................................102．2．1 水文..................................................................................102．2．2 气象..................................................................................102．2．3 地形地貌及地质构造......................................................112．2．4 水文地质..........................................................................122．3 社会经济概况......................................................................................122．4 灾害程度及成因分析..........................................................................132．4．1 灾害程度..........................................................................132．4．2 成因分析..........................................................................132．5 河流现状及已有防洪工程情况..........................................................142．6 存在问题及主要经验教训..................................................................142．7 规划及前期工作状况..........................................................................163 近期治理的重点..............................................................................173．1 基本思路..............................................................................................173．2 确定依据和理由..................................................................................173．2．1 设计洪水计算..................................................................173．2．2 堤顶高程的确定..........................................................
