【正文】 ....................... 4 方案比選 ........................................................................................................................ 5 第 4 章 主要技術(shù)指標(biāo) ..................................................................... 8 公路等級(jí) ......................................................................................................................... 8 直線最大長(zhǎng)度 ................................................................................................................. 8 直線最小長(zhǎng)度 ................................................................................................................. 9 圓曲線最小半徑 ............................................................................................................. 9 緩和曲線最小長(zhǎng)度 ....................................................................................................... 10 最小視 距要求 ............................................................................................................... 10 彎道的超高 ....................................................................................................................11 縱坡 ................................................................................................................................11 豎曲線 ........................................................................................................................... 13 彎道的超高 ................................................................................................................. 14 加寬設(shè)計(jì) ...................................................................................................................... 15 第 5 章 路線設(shè)計(jì) ........................................................................... 18 平面設(shè)計(jì) ....................................................................................................................... 18 山東建筑大學(xué)畢業(yè)設(shè)計(jì)說明書 II 縱斷面設(shè)計(jì) ................................................................................................................... 19 平縱線形組合與景觀的協(xié)調(diào) .................................................................................. 20 平、縱線 形設(shè)計(jì)中應(yīng)注意避免的組合 .................................................................. 20 橫斷面設(shè)計(jì) ................................................................................................................... 21 按規(guī)范推薦選定尺寸如下： ................................................................................ 21 橫斷面其他組成元素 的設(shè)計(jì) ................................................................................... 22 土石方數(shù)量計(jì)算及調(diào)配 ........................................................................................ 22 第 6 章 路基設(shè)計(jì) ........................................................................... 26 路基的類型和構(gòu)造 ....................................................................................................... 26 路堤 ........................................................................................................................ 26 設(shè)計(jì)依據(jù) ................................................................................................................ 26 路基填土與壓實(shí) ................................................................................................... 26 軟基處理 ...................................................................................................................... 28 路基防護(hù) ...................................................................................................................... 28 支擋結(jié)構(gòu)設(shè)計(jì) ............................................................................................................... 28 路基防護(hù) ....................................................................................................................... 30 坡面防護(hù) ................................................................................................................ 30 第 7 章 道路排水設(shè)計(jì) .................................................................. 33 排水設(shè)計(jì)的目的和要求 ............................................................................................... 33 路基排水設(shè)計(jì)一般原則 .............................................................................................. 33 表面排水 ....................................................................................................................... 33 路面排水 ................................................................................................................ 33 中央分隔帶排水 .................................................................................................... 34 攔水帶 .................................................................................................................... 34 內(nèi)部排水： ................................................................................................................... 34 坡面排水 ....................................................................................................................... 34 邊溝 ........................................................................................................................ 35 截水溝 .................................................................................................................... 35 山東建筑大學(xué)畢業(yè)設(shè)計(jì)說明書 III 排水溝 .................................................................................................................... 35 急流槽： ................................................................................................................ 36 排水溝設(shè)計(jì)計(jì)算 ........................................................................................................... 36 第 8 章 瀝青路面結(jié)構(gòu)設(shè)計(jì) ............................................................ 39 瀝青路面結(jié)構(gòu)設(shè)計(jì)應(yīng)遵循的原則 ............................................................................... 39 道路等級(jí)確定 ............................................................................................................... 39 道路建筑材料選取 ...................