【正文】 ***縣龍平渠灌區(qū)續(xù)建配套節(jié)水改造工程 水土保持方案報(bào)告書1目 錄目 錄 ...................................................................................................................................................................11 綜合說明 .............................................................................................................................................................3 工程概況 .........................................................................................................................................................3 水土流失防治的執(zhí)行標(biāo)準(zhǔn) ............................................................................................................................7 主體工程水土保持分析評(píng)價(jià)結(jié)論 ................................................................................................................7 水土流失防治責(zé)任范圍防治分區(qū) ................................................................................................................9 水土流失預(yù)測結(jié)果 ........................................................................................................................................9 水土流失措施總體布局、主要工程量 .......................................................................................................10 水土保持監(jiān)測 ..............................................................................................................................................11 水土保持投資估算及效益分析 ..................................................................................................................11 結(jié)論與建議 ..................................................................................................................................................12 水土保持方案特征表 ................................................................................................................................122 方案編制總則 ...................................................................................................................................................14 方案編制的目的及意義 ..............................................................................................................................14 編制依據(jù) ......................................................................................................................................................15 水土流失防治的執(zhí)行標(biāo)準(zhǔn) ..........................................................................................................................18 方案編制的指導(dǎo)思想 ..................................................................................................................................18 方案編制的原則 ..........................................................................................................................................19 設(shè)計(jì)深度和設(shè)計(jì)水平年 ..............................................................................................................................193 項(xiàng)目概況 ...........................................................................................................................................................20 項(xiàng)目基本情況 ...............................................................................................................................................20 項(xiàng)目組成及工程總體布置 ..........................................................................................................................21 主體工程施工組織 ......................................................................................................................................29 工程征占地 ..................................................................................................................................................37 土石方平衡 ..................................................................................................................................................37 施工總進(jìn)度安排 ..........................................................................................................................................414 項(xiàng)目區(qū)概況 .......................................................................................................................................................44 項(xiàng)目區(qū)概況 ..................................................................................................................................................44 項(xiàng)目區(qū)水土流失及水土保持現(xiàn)狀 ...............................................................................................................485 主體工程水土保持分析與評(píng)價(jià) .......................................................................................................................55 主體工程方案比選及制約因素分析與評(píng)價(jià) ..............................................................................................55 主體工程占地類型、面積和占地性 質(zhì)的分析與評(píng)價(jià) ...............................................................................57 主體工程施工組織分析與評(píng)價(jià) ..................................................................................................................58 主體工程設(shè)計(jì)的水土保持分析與評(píng)價(jià) ......................................................................................................61 工程建設(shè)與運(yùn)行對(duì)水土流失的影響因素分析 ..........................................................................................65 結(jié)論和建議 ................................................................................................................................................676 防治責(zé)任范圍及防治分區(qū) ...............................................................................................................................69 工程占地 ......................................................................................................................................................69 防治責(zé)任范圍的確定依據(jù) ..........................................................................................................................69 防治范圍 ......................................................................................................................................................70 水土流失防治分區(qū) ......................................................................................................