【正文】 .................... 4 ............................................................................................................................ 4 概述 .................................................................................................................................... 5 .................................................................................................. 5 ................................................................................................. 5 道路現(xiàn)狀評價 ....................................................................................................................... 5 現(xiàn)狀交通量及技術(shù)評價 ......................................................................................................... 5 沿線（控制性）建筑、河流及地上、地下管線等情況 ........................................................... 5 2 工程地質(zhì)條件 ............................................................................................................................ 5 工程地點(diǎn)、范圍、規(guī)模、建設(shè)期限、分期修建計(jì)劃 ................................................................. 8 規(guī)劃簡況 ................................................................................................................................ 9 遠(yuǎn)期交通流量流向的分 析，設(shè)計(jì)小時交通量的確定，荷載等級的確定 ................................... 10 主要交叉路口渠化處理方式 .................................................................................................. 11 .............................................................................................................................. 12 超高及加寬的設(shè)置 ........................................................................................................... 13 4 路基、路面設(shè)計(jì) ...................................................................................................................... 12 5排水設(shè)計(jì) ................................................................................................................................. 14 設(shè)計(jì)采用的規(guī)范 .................................................................................................................... 18 主要技術(shù)標(biāo)準(zhǔn) ....................................................................................................................... 19 工程背景及地質(zhì)概況 ............................................................................................................. 19 水文流量計(jì)算 ....................................................................................................................... 19 設(shè)計(jì)要點(diǎn) .............................................................................................................................. 20 （ 4）橋臺設(shè)計(jì) ........................................................................................................................... 20 （ 5）橋梁安全設(shè)施設(shè)計(jì) ............................................................................................................. 20 （ 6）人行道欄桿設(shè)計(jì) ................................................................................................................ 20 （ 7）采用主要材料 .................................................................................................................... 20 主要材料要求 ....................................................................................................................... 20 施工要點(diǎn) .............................................................................................................................. 20 美觀性設(shè)計(jì)細(xì)節(jié)與要求 ......................................................................................................... 20 施工注意事項(xiàng) ....................................................................................................................... 20 ........................................................................................................... 21 8 交通工程設(shè)計(jì) ....................................................................................................................... 21 9 路線交叉 .............................................................................................................................. 20 、設(shè)計(jì)原則 ........................................................................................................................... 20 、技術(shù)標(biāo)準(zhǔn)采用情況 ............................................................................................................. 20 、平面 交叉的分布及設(shè)置概況 ............................................................................................... 20 10 環(huán)境影響設(shè)計(jì)與水土保持 .................................................................................................... 20 ..................................................................................................................... 20 、項(xiàng)目區(qū)域社會環(huán)境和自 然環(huán)境現(xiàn)狀 ............................................................................... 20 XX 路道路改造 工程 初步設(shè)計(jì)報(bào)告 3 、環(huán)境敏感區(qū)域分析及與自然保護(hù)區(qū)、水資源保護(hù)區(qū)等的關(guān)系 ......................................... 21 、指導(dǎo)思想和設(shè)計(jì)原則 .................................................................................................... 21 、主體各專業(yè)設(shè)計(jì)的環(huán)境保護(hù)措施 ................................................................................... 21 、擬采用的植物配置及特性 ............................................................................................. 21 水土保持 ........................................................................................................................... 22 11 筑路材料 ............................................................................................................................. 22 、沿線筑路材料種類、質(zhì)量、儲量、供應(yīng)量、運(yùn)輸條件及運(yùn)距 ............................................ 22 、主要料場分布情況 ........................................................................................................... 22 、主要材料采、購及運(yùn)輸情況 ............................................................................................. 22 12 施工組織設(shè)計(jì) ..................................................................................................................... 23 材料計(jì)劃 ...........................