1 綜合說明··························1
1.1 項目及項目區概況 ·····················1
1.2 項目所在地水土流失重點防治區域及防治標準 ·········3
1.3 主體工程水土保持分析評價結論 ···············3
1.4 水土流失防治責任范圍及面積 ················3
1.5 水土流失預測結果 ·····················4
1.6 水土保持措施總體布局及主要工程量············· 4
1.7 水土保持監測 ·······················5
1.8 水土保持投資估算及效益分析 ················5
1.9 結論及建議 ························5
1.10 水土保持方案特性表 ···················6
2 編制總則 ·························8
2.1 編制的目的和意義 ·····················8
2.2 編制依據 ·························8
2.3 水土流失防治執行標準 ···················11
2.4 指導思想 ·························11
2.5 編制原則 ·························12
2.6 方案設計深度及設計水平年 ·················12
3 項目概況 ··························14
3.1 項目基本情況 ·······················14
3.2 項目組成及布置 ······················16
3.3 工程占地 ·························17
3.4 土石方平衡 ························18
3.5 施工組織與施工工藝 ····················20
3.6 拆遷安置及專項設施改建 ·················22
3.7 工程投資與施工進度安排 ·················22
4 項目區概況························24
4.1 自然概況 ························24
4.2 社會經濟概況及土地利用現狀 ···············25
4.3 水土流失及水土保持現狀 ·················27
5 主體工程水土保持分析與評價 ···············31
5.1 主體工程方案比選及制約性因素分析與評價 ·········31
5.2 主體工程占地的分析與評價 ················33
5.3 主體工程土石方平衡評價 ·················33
5.4 主體工程施工組織、施工方法與工藝的分析與評價······ 34
5.5 主體工程設計的水土保持分析與評價 ············35
5.6 工程建設與生產對水土流失的影響因素分析 ·········38
5.7 結論意見 ························39
6 防治責任范圍及防治分區··················40
6.1 防治責任范圍確定的依據 ·················40
6.2 防治責任范圍 ······················40
6.3 水土流失防治分區 ····················41
7 水土流失預測·······················43
7.1 預測原則 ························43
7.2 預測范圍及單元 ·····················43
7.3 預測時段 ························43
7.4 預測內容和方法 ·····················44
7.5 預測成果 ························47
7.6 水土流失危害分析與評價 ·················48
7.7 預測結論及指導性意見 ··················49
8 防治目標及防治措施布設··················50
8.1 防治目標 ························50
8.2 水土流失防治措施布設原則 ················50
8.3 水土流失防治措施體系和總體布局 ·············51
8.4 分區防治措施 ······················52
8.5 不同類型防治工程典型設計 ················55
8.6 水土保持施工組織設計 ··················58
8.7 水土保持措施實施進度安排 ················60
9 水土保持監測 ······················62
9.1 監測目的及意義 ·····················62
9.2 監測時段 ························62
9.3 監測范圍及監測點位布置 ·················63
9.4 監測內容、方法及監測頻次 ················64
9.5 監測設施、設備及人員配置 ················65
9.6 水土保持監測成果要求 ··················66
9.7 監測工作保障措施 ····················67
9.8 水土保持監測制度 ····················68
10 水土保持投資估算與效益分析 ···············69
10.1 編制原則、依據及方法··················69
10.2 水土保持投資概述····················73
10.3 防治效果預測······················76
10.4 水土保持損益分析····················78
11 方案實施保證措施 ····················79
11.1 組織領導與管理 ·····················79
11.2 后續設計 ························79
11.3 水土保持工作招標、投標 ·················79
11.4 水土保持工程建設監理 ··················79
11.5 水土保持監測 ······················80
11.6 施工管理 ························80
11.7 檢查與驗收 ·······················80
11.8 資金來源及使用管理 ···················81
12 結論及建議 ·······················82
12.1 水土保持方案總體結論 ··················82
12.2 下階段水土保持要求 ···················83