小型水库加固工程可行性研究报告

宜昌市西陵区 xxxxxx水库除险加固工程

可 行 性 研 究 报 告

宜昌市水利水电规划设计院

二O O 一年四月

院 长：张宗明

项目负责：张湘勇

编制人员：汪文鑫、韩方清、张湘勇

目 录

第一章 基本情况 ······························································ 1

第一节 自然概况 ························································· 1

一、地理位置 ························································· 1 二、水文、气候 ····················································· 1

三、地质、土壤 ······················································· 1 第二节 社会经济 ························································· 2 第三节 工程概况 ························································· 2 一、工程规模 ·························································· 2 二、主要建筑物情况 ················································· 3 第二章 可行性研究的主要任务 ············································ 4 第一节 工程存在的主要问题 ··········································· 4 第二节 工程主要任务 ···················································· 4 第三章 水库防洪复核计算 ·················································· 5 第一节 基本资料和依据 ················································· 5 第二节 防洪复核计算 ···················································· 5 第三节 防洪复核计算成果及结论 ····································· 8 第四章 整险加固设计 ························································ 8 第一节 枢纽布置 ·························································· 8 第二节 大坝横断面尺寸拟定 ··········································· 9 第三节 大坝 防渗 ························································ 10 第四节 坝体排水 ························································· 11 第五节 大坝稳定计算 ··················································· 11 第六节 溢洪道设计 ····················································· 14

第七节 输水剅 、启闭机台、工作桥及灌溉渠设计 ·············· 19 第五章 施工组织设及计投资估算 ········································ 21 第一节 施工组织设计 ··················································· 21 第二节 主要工程量 ······················································ 23 第三节 投资估算 ························································· 24 第六章 效益分析 ····························································· 26 第一节 社会效益 ························································· 26 第二节 经济效益 ························································· 27 第三节 环境效益 ························································· 27