【正文】 ........................................6 投資效益 ....................................................................................................................................6 2 項(xiàng)目實(shí)施背景及必要性 ............................... 6 項(xiàng)目實(shí)施的背景 ...................................................................................................................6 工程 建設(shè)的必要性 ............................................................................................................7 3 項(xiàng)目區(qū)基本情況 ..................................... 9 自然條件 ....................................................................................................................................9 社會(huì)經(jīng)濟(jì)狀況 ........................................................................................................................9 全縣退耕還林工程實(shí)施情況，建設(shè)需求及群眾建設(shè)積極性等 . 10 全縣退耕還林工程實(shí)施情況 ............................................................................. 10 口糧田建設(shè)需求及群眾建設(shè)積極性 ............................................................11 平羅 縣 2020 年 度鞏固退耕還林成果 基本口糧田建設(shè) 項(xiàng)目 實(shí)施方案 II 4 指導(dǎo)思想、基本原則、范圍、目標(biāo)和依據(jù) .........................................................11 指導(dǎo)思想 .......................................... 11 基本原則 .......................................... 11 規(guī)劃范圍 ................................................................................................................................. 13 編制依據(jù) ................................................................................................................................. 13 建設(shè)目標(biāo)及任務(wù) ................................................................................................................ 13 5 建設(shè)內(nèi)容及工程設(shè)計(jì) ................................ 15 建設(shè)內(nèi)容 .......................................... 15 工程設(shè)計(jì) .......................................... 15 設(shè)計(jì)依據(jù) ........................................ 15 設(shè)計(jì)原則 ........................................ 16 工程級(jí)別和等級(jí) .......................................................................................................... 16 設(shè)計(jì)基本資料 ............................................................................................................... 16 工程總體布置 ...................................... 17 管網(wǎng)設(shè)計(jì)及參數(shù)的確定 .............................................................................................. 17 主要工程量及材料表 ................................................................................................... 23 田間林網(wǎng)工程 ..................................................................................................................... 24 田間道路工程 ..................................................................................................................... 25 主要項(xiàng)目措施及工程量 .............................................................................................. 25 6. 投資概算與資金籌措 ............................... 26 概算編制說(shuō)明 ..................................................................................................................... 26 平羅 縣 2020 年 度鞏固退耕還林成果 基本口糧田建設(shè) 項(xiàng)目 實(shí)施方案 III 編制依據(jù) ........................................................................................................................... 26 基礎(chǔ)單價(jià)分析 ................................................................................................................ 26 材料預(yù)算價(jià)格 .................................. 27 費(fèi)用標(biāo)準(zhǔn) ........................................................................................................................... 27 臨時(shí)工程費(fèi) ..................................................................................................................... 29 獨(dú)立費(fèi)用取費(fèi)標(biāo)準(zhǔn) .................................................................................................... 29 基本預(yù)備費(fèi) ..................................................................................................................... 30 投資概算 ................................................................................................................................. 30 ................................ 30 施工條件 .......................................... 30 自然條件 ........................................................................................................................... 30 交通條件 ........................................................................................................................... 31 電力供應(yīng)條件 ................................................................................................................ 31 建筑材料供應(yīng)條件 .................................................................................................... 31 施工用水 .......................................................................................................................... 31 水利工程施工方法 ................................ 32 管道開(kāi)挖工程 ................................................................................................................ 32 管道安裝 ........................................................................................................................... 32 管道回填 ........................................................................................................................... 33 防護(hù)林工程施工 ................................................................................................................ 33 樹(shù)坑的要求 ..................................................................................................................... 33 平羅 縣 2020 年 度鞏固退耕還林成果 基本口糧田建設(shè) 項(xiàng)目 實(shí)施方案 IV 樹(shù)苗的放置 ..................................................................................................................... 33 栽種完成及時(shí)澆水 .................................................................................................... 34 施工監(jiān)理與質(zhì)量監(jiān)督 ............................... 3