【正文】 .................15 設計深度及設計水平年 ....................................................................................................15 3 項目概況 ................................................................................................................................17 項目基本情況 .....................................................................................................................17 項目組成及布置 .................................................................................................................18 建設規(guī)模 ..........................................................................................................................18 項目投資 ..........................................................................................................................18 供電、通訊及熱力工程 .....................................................................................................20 供水工程 .............................................................................................................................21 工程建設占地 .....................................................................................................................23 土石方平衡 .........................................................................................................................23 投資及進度安排 .................................................................................................................25 社會效益 .............................................................................................................................26 4 項目區(qū)概況 ............................................................................................................................27 自然環(huán)境 .............................................................................................................................27 社會經(jīng)濟概況 .....................................................................................................................29 水土流失現(xiàn)狀及水土保持 .................................................................................................30 5 主體工程水土保持分析與評價 ............................................................................................32 2 主體工程方案選擇與制約性因素分析 .............................................................................32 占地類型、面積和占地性質(zhì)的分析與評價 .....................................................................32 土石方平衡的分析與評價 .................................................................................................32 施工方法與工藝的分析與評價 .........................................................................................33 主體工程中具有水土保持功能工程的分析與評價 .........................................................33 結論性意見、要求與建議 .................................................................................................35 6 水土流失防治責任范圍及防治分區(qū) ....................................................................................37 防治責任范圍 .....................................................................................................................37 水土流失防治分區(qū) .............................................................................................................38 7 水土流失預測 .......................................................................................................................41 水土流失預測的基礎 .........................................................................................................41 可能造成水土流失的因素分析 .........................................................................................41 水土流失預測范圍 .............................................................................................................42 水土流失預測時段 .............................................................................................................42 預測內(nèi)容和方法 .................................................................................................................43 預測參數(shù)的確定 .................................................................................................................45 水土流失危害分析 .............................................................................................................46 預測結論及綜合分析 .........................................................................................................46 8 水土流失防治目標及防治措施布設 ....................................................................................49 水土流失防治目標確定 .....................................................................................................49 布設原則 .............................................................................................................................50 水土流失防治措施 布設 .....................................................................................................51 新增水土保持措施的典型設計 .........................................................................................53 工程量計算 .........................................................................................................................57 水土保持工程措施施工組織設計 .....................................................................................58 9 水土保持監(jiān)測 .......................................................................................................................61 基本要求 .............................................................................................................................61 監(jiān)測范圍、時段和內(nèi)容 .....................................................................................................61 監(jiān)測點位的確定 .................................................................................................................64 監(jiān) 測方法 .............................................................................................................................64 監(jiān)測設施、監(jiān)測設備及消耗性材料 .................................................................................65 監(jiān)測成果與制度 ......................