1 综合说明··························1
1.1 项目及项目区概况 ·····················1
1.2 项目所在地水土流失重点防治区域及防治标准 ·········3
1.3 主体工程水土保持分析评价结论 ···············3
1.4 水土流失防治责任范围及面积 ················3
1.5 水土流失预测结果 ·····················4
1.6 水土保持措施总体布局及主要工程量············· 4
1.7 水土保持监测 ·······················5
1.8 水土保持投资估算及效益分析 ················5
1.9 结论及建议 ························5
1.10 水土保持方案特性表 ···················6
2 编制总则 ·························8
2.1 编制的目的和意义 ·····················8
2.2 编制依据 ·························8
2.3 水土流失防治执行标准 ···················11
2.4 指导思想 ·························11
2.5 编制原则 ·························12
2.6 方案设计深度及设计水平年 ·················12
3 项目概况 ··························14
3.1 项目基本情况 ·······················14
3.2 项目组成及布置 ······················16
3.3 工程占地 ·························17
3.4 土石方平衡 ························18
3.5 施工组织与施工工艺 ····················20
3.6 拆迁安置及专项设施改建 ·················22
3.7 工程投资与施工进度安排 ·················22
4 项目区概况························24
4.1 自然概况 ························24
4.2 社会经济概况及土地利用现状 ···············25
4.3 水土流失及水土保持现状 ·················27
5 主体工程水土保持分析与评价 ···············31
5.1 主体工程方案比选及制约性因素分析与评价 ·········31
5.2 主体工程占地的分析与评价 ················33
5.3 主体工程土石方平衡评价 ·················33
5.4 主体工程施工组织、施工方法与工艺的分析与评价······ 34
5.5 主体工程设计的水土保持分析与评价 ············35
5.6 工程建设与生产对水土流失的影响因素分析 ·········38
5.7 结论意见 ························39
6 防治责任范围及防治分区··················40
6.1 防治责任范围确定的依据 ·················40
6.2 防治责任范围 ······················40
6.3 水土流失防治分区 ····················41
7 水土流失预测·······················43
7.1 预测原则 ························43
7.2 预测范围及单元 ·····················43
7.3 预测时段 ························43
7.4 预测内容和方法 ·····················44
7.5 预测成果 ························47
7.6 水土流失危害分析与评价 ·················48
7.7 预测结论及指导性意见 ··················49
8 防治目标及防治措施布设··················50
8.1 防治目标 ························50
8.2 水土流失防治措施布设原则 ················50
8.3 水土流失防治措施体系和总体布局 ·············51
8.4 分区防治措施 ······················52
8.5 不同类型防治工程典型设计 ················55
8.6 水土保持施工组织设计 ··················58
8.7 水土保持措施实施进度安排 ················60
9 水土保持监测 ······················62
9.1 监测目的及意义 ·····················62
9.2 监测时段 ························62
9.3 监测范围及监测点位布置 ·················63
9.4 监测内容、方法及监测频次 ················64
9.5 监测设施、设备及人员配置 ················65
9.6 水土保持监测成果要求 ··················66
9.7 监测工作保障措施 ····················67
9.8 水土保持监测制度 ····················68
10 水土保持投资估算与效益分析 ···············69
10.1 编制原则、依据及方法··················69
10.2 水土保持投资概述····················73
10.3 防治效果预测······················76
10.4 水土保持损益分析····················78
11 方案实施保证措施 ····················79
11.1 组织领导与管理 ·····················79
11.2 后续设计 ························79
11.3 水土保持工作招标、投标 ·················79
11.4 水土保持工程建设监理 ··················79
11.5 水土保持监测 ······················80
11.6 施工管理 ························80
11.7 检查与验收 ·······················80
11.8 资金来源及使用管理 ···················81
12 结论及建议 ·······················82
12.1 水土保持方案总体结论 ··················82
12.2 下阶段水土保持要求 ···················83