甘肃省西和县漾水河城区段生态环境治理工程
初步设计报告
陕西省水利电力勘测设计研究院
二○○八年十月2西安
批准：
核定：
审查：
校核：
编写： 董建筑陈 莉韩伟刚孙军平韩伟刚程立奎 刘 源 郑 凤
喻竑昌李存仓孙军平侯江炜 付曼蓉 白小卫
郑 凤 陈 莉王如意 张 斌 赵 欢 王如意 李存仓 郝补胜 李 立
目 录
1综合说明 ························································································································· 1
1.1工程地理位置及报告编制依据 ······································································· 1 1.2水文 ·················································································································· 2 1.3工程地质 ·········································································································· 3 1.4工程任务和规模 ······························································································ 4 1.5主要建筑物 ······································································································ 8 1.6机电设计 ········································································································ 11 1.7施工组织设计 ································································································ 11 1.8工程永久占地 ································································································ 12 1.9环境保护设计 ································································································ 13 1.10水土保持设计 ······························································································ 13 1.11工程管理 ······································································································ 13 1.12消防及节能减排 ·························································································· 14 1.13工程投资概算 ······························································································ 15 1.14工程效益 ······································································································ 15 1.15结论及建议 ·································································································· 16 2 水文·······························································································································17
2.1 流域概况········································································································ 17 2.2 气候及气象 ···································································································· 18 2.3 水文测站及基本资料 ···················································································· 20 2.4 径流 ··············································································································· 20 2.5 洪水 ··············································································································· 22 2.6 泥沙 ··············································································································· 37 2.7 蒸发 ··············································································································· 39 3 工程地质 ······················································································································41
3.1 区域地质概况 ······························································································ 41 3.2 蓄水区工程地质条件 ···················································································· 42 3.3 坝址工程地质条件 ························································································ 51
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3.4泵站工程地质 ································································································ 54 3.5天然建筑材料 ································································································ 55 3.6 结论和建议 ···································································································· 56 4 工程任务和规模 ··········································································································58
4.1社会经济发展状况及工程建设的必要性 ····················································· 58 4.2 河床演变及冲淤分析 ···················································································· 61 4.3工程治理范围 ································································································ 63 4.4工程任务和工程规模 ···················································································· 63 4.5工程对城区防洪的影响分析 ········································································· 64 4.6水源分析论证 ································································································ 68 4.7工程运行原则及方式 ···················································································· 81 4.8橡胶坝安全运行分析 ···················································································· 82 5 工程选址、工程总布置及主要建筑物 ·····································································84
5.1工程等别和标准 ···························································································· 84 5.2工程选址 ········································································································ 84 5.3工程总布置 ···································································································· 85 5.4主要建筑物型式 ···························································································· 92 5.5主要建筑物 ···································································································· 93 5.6防渗处理 ······································································································ 119 5.7土建工程量汇总 ·························································································· 123 6机电设计 ···················································································································· 124
6.1泵站水泵选型 ······························································································ 124 6.2橡胶坝充排系统主要设备配置 ··································································· 125 6.3电气 ·············································································································· 127 6.4泵站控制及综合自动化 ·············································································· 129 6.5主要线路和电气材料 ·················································································· 130 7 施工组织设计 ··········································································································· 133
7.1施工条件 ······································································································ 133 7.2施工导流及排水 ·························································································· 134 7.3料场的选择与开采 ······················································································ 136
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7.4主体工程施工 ······························································································ 137 7.5主体工程土石方挖填平衡分析 ··································································· 139 7.6施工交通运输 ······························································································ 140 7.7施工工厂设施 ······························································································ 140 7.8施工总布置 ·································································································· 141 7.9施工总进度 ·································································································· 142 7.10主要技术供应 ···························································································· 145 7.11 施工管理 ···································································································· 145 8 工程永久占地 ··········································································································· 146
8.1占地范围确定 ······························································································ 146 8.2实物指标调查 ······························································································ 146 8.3占地处理 ······································································································ 146 8.4投资概算 ······································································································ 147 9 环境保护设计 ··········································································································· 148
9.1设计依据 ······································································································ 148 9.2环境保护标准 ······························································································ 148 9.3环境保护目标 ······························································································ 149 9.4主要污染源与污染物 ·················································································· 149 9.5环境保护设计 ······························································································ 150 9.6环境管理 ······································································································ 155 9.7环境监测 ······································································································ 157 10 水土保持设计 ········································································································· 160
10.1总论 ············································································································ 160 10.2水土流失防治分区措施设计 ····································································· 162 10.3水土保持实施保证措施 ············································································ 163 10.4水土保持投资估算 ···················································································· 164 11 工程管理 ················································································································· 165
11.1蓄水区工程运行模式 ················································································· 165 11.2水情自动预报系统设计 ············································································· 165 11.3工程管理 ···································································································· 171
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