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