目 錄
一般部分設(shè)計(jì)
摘要..............................................................1
Abstract..............................................................1
1.1地形簡介..........................................................1
1.1.1 地形、地貌........................................................1
1.1.2 沿線筑路材料、水、電等建設(shè)條件....................................3
1.1.3 交通量資料........................................................4
1.2 設(shè)計(jì)依據(jù)..............................................................4
2 路線設(shè)計(jì)..................................................................5
2.1 道路技術(shù)等級(jí)確定......................................................5
2.2 路線方案的擬定與比選..................................................5
2.2.1 選線原則..........................................................5
2.2.2 山嶺區(qū)選線要點(diǎn)................................................... 6
2.2.3 平面設(shè)計(jì)技術(shù)指標(biāo)的確定............................................6
2.2.4 路線方案擬定與比選................................................8
2.3 道路技術(shù)標(biāo)準(zhǔn)確定......................................................9
2.4 道路平面設(shè)計(jì).........................................................12
2.4.1 道路平面線性相關(guān)概念與要求.......................................12
2.4.2 平曲線設(shè)計(jì)逐樁坐標(biāo)表.............................................14
2.5 道路縱斷面設(shè)計(jì).......................................................16
2.5.1 縱斷面設(shè)計(jì)原則...................................................16
2.5.2 平總組合設(shè)計(jì) ....................................................16
2.5.3 最小填土高度的確定...............................................17
2.5.4 橋梁、通道控制標(biāo)高的確定.........................................17
2.5.5 道路破長及坡度確定...............................................17
3 道路橫斷面設(shè)計(jì)和路基設(shè)計(jì).................................................21
3.1 橫斷面布置及加寬、超高...............................................21
3.1.1 橫斷面布置.......................................................21
3.1.2 路拱橫坡.........................................................21
3.1.3 超高及加寬.......................................................21
3.1.4 中央分隔帶形式及開口.............................................21
3.2 路基設(shè)計(jì).............................................................22
3.2.1 一般路基設(shè)計(jì).....................................................22
3.2.2 路基壓實(shí)標(biāo)準(zhǔn)與壓實(shí)度.............................................24
3.2.3 路基施工要求及注意事項(xiàng)...........................................25
4 路面結(jié)構(gòu)設(shè)計(jì).............................................................26
4.1 路面類型及結(jié)構(gòu)層組合.................................................26
4.1.1 設(shè)計(jì)原則.........................................................26
4.1.2 路面類型確定.....................................................26
4.1.3 標(biāo)準(zhǔn)軸載及軸載換算...............................................27
4.1.4 路面結(jié)構(gòu)層組合...................................................30
4.2 路面結(jié)構(gòu)層組成設(shè)計(jì)...................................................31
4.2.1 基層組成設(shè)計(jì).....................................................31
4.2.2 面層組合設(shè)計(jì).....................................................33
4.3 路面結(jié)構(gòu)層厚度確定...................................................36
4.3.1 確定土基回彈模量.................................................36
4.3.2 擬定路面結(jié)構(gòu)及參數(shù)...............................................36
4.3.3 計(jì)算設(shè)計(jì)彎沉.....................................................36
4.3.4 計(jì)算容許彎拉應(yīng)力.................................................37
4.3.5 按容許彎沉計(jì)算路面厚度...........................................38
4.3.6 驗(yàn)算彎拉應(yīng)力.....................................................39
4.4 路面施工要求.........................................................41
4.4.1 瀝青混凝土面層施工要求...........................................41
4.4.2 水泥穩(wěn)定碎石基層施工要求.........................................41
4.4.3 二灰土底基層施工要求.............................................42
4.4.4 路面施工步驟及施工工藝...........................................42
5 道路排水設(shè)計(jì)及橋涵方案設(shè)計(jì)...............................................45
5.1 道路排水設(shè)計(jì).........................................................45
5.1.1 路基排水目的和要求...............................................45
5.1.2 路基排水設(shè)計(jì)一般原則.............................................45
5.1.3 排水系統(tǒng)設(shè)計(jì).....................................................46
5.1.4 排水結(jié)構(gòu)物設(shè)計(jì)...................................................46
5.2 橋涵方案設(shè)計(jì)....................................