【正文】 第 I 頁(yè) 目 錄 摘要 ...................................................................................................................................................................................... III ABSTRACT ........................................................................................................................................................................IV 1 緒論 .....................................................................................................................................................................................1 問(wèn)題的提出 ................................................................................................................................................................1 國(guó)內(nèi)外支護(hù)結(jié)構(gòu)發(fā)展過(guò)程 .......................................................................................................................................1 幾種常見(jiàn)支護(hù)手段的分析 .......................................................................................................................................2 高速公路邊坡穩(wěn)定性分析發(fā)展趨勢(shì) ......................................................................................................................3 2 工程簡(jiǎn)介 ............................................................................................................................................................................4 工程概況 ....................................................................................................................................................................4 自然地理 ....................................................................................................................................................................4 工程地質(zhì)條件 ............................................................................................................................................................4 3 設(shè)計(jì)思路 ............................................................................................................................................................................6 主要 設(shè)計(jì)方案思路 ...................................................................................................................................................6 設(shè)計(jì)依據(jù)資料 ............................................................................................................................................................6 .....................................................................................................................................................................7 .....................................................................................................................................................................7 4 滑坡體穩(wěn)定性計(jì)算 ...........................................................................................................................................................7 ....................................................................................................................................................7 滑坡推力計(jì)算 ............................................................................................................................................................9 5 YK231+120斷面處錨索設(shè)計(jì)與計(jì)算 ............................................................................................................................ 19 ............................................................................................................................................. 19 ........................................................................................................................ 19 錨固體設(shè)計(jì)計(jì)算 ..................................................................................................................................................... 20 6 YK231+120斷面處格構(gòu)設(shè)計(jì)與計(jì)算 ............................................................................................................................ 22 格構(gòu)梁設(shè)計(jì)步驟 ..................................................................................................................................................... 22 利用靜定分析法計(jì)算豎向格構(gòu)梁的內(nèi)力 ........................................................................................................... 30 7 YK231+309截面錨索計(jì)算 ............................................................................................................................................. 35 ............................................................................................................................................. 35 ........................................................................................................................ 35 ............................................................................................................................ 35 錨固體設(shè)計(jì)計(jì)算 ..................................................................................................................................................... 36 8 YK231+309斷面現(xiàn)澆鋼筋混凝土地梁設(shè)計(jì)計(jì)算 ....................................................................................................... 37 驗(yàn)算 地基承載力 ..................................................................................................................................................... 37 內(nèi)力計(jì)算 ......................................................................................................................................................... 37 地梁配筋計(jì) 算 ......................................................................................................................................................... 39 9 抗滑樁的設(shè)計(jì)方法 ........................................................................................................................................................ 41 抗滑樁 概述 ......................................