【正文】 ..............17 條分法原理 .............................................................................................................17 穩(wěn)定檢算 .................................................................................................................18 計算參數(shù)取值 .................................................................................................18 確定滑弧圓心位置 .........................................................................................18 劃分土條 .........................................................................................................19 穩(wěn)定性計算 .....................................................................................................19 穩(wěn)定計算的結(jié)論 .....................................................................................................20第 5 章 軟土地基沉降量計算 ........................................................................................22 地基沉降概述 .........................................................................................................22 分層總和法簡介 .....................................................................................................22 分層總和法基本原理 .....................................................................................22 分層總和法計算步驟 .....................................................................................22 未作處理的軟土地基的沉降量計算 ...................................................................23 地基土分層 .....................................................................................................23 路堤基底附加應(yīng)力計算 ...............................................................................23 未處理的沉降計算 .......................................................................................23 活載計算 .........................................................................................................27 CFG 復(fù)合地基工后沉降計算 ................................................................................28 工后沉降產(chǎn)生的原因 .............................................................................................30 減少工后沉降的可采取的施工措施 .....................................................................30 超載預(yù)壓 .........................................................................................................30 路堤填料處理 ...................................................................................................30 增加排水路徑 .................................................................................................30 加強基礎(chǔ)的剛度和強度 .................................................................................31 其它注意事項 .................................................................................................31第 6 章 基床表層加固和路堤邊坡防護 ........................................................................32 基床表層加固 .......................................................................................................32 基床表層作用 ...............................................................................................32 基床表層加固措施 .........................................................................................32 邊坡防護 ...............................................................................................................32 路基坡面防護 .................................................................................................32第 7 章 路堤施工方案 ....................................................................................................34 路堤施工 ...............................................................................................................34 路堤填料改良方法 .................................................................................................34 路堤的填料 .............................................................................................................34 施工方法及工藝 ...................................................................................................35 施工方法 ...........................................................................................................35 施工工藝 .........................................................................................................35 基床以下路堤填料的壓實標(biāo)準(zhǔn) .............................................................................36 壓實度的保證措施 .........................................................................................36第 8 章 路基變形監(jiān)測 ....................................................................................................38 路基變形監(jiān)測的意義及目的 .................................................................................388. 2 軟土路堤施工監(jiān)測 ................................................................................................38 軟基路堤施工監(jiān)測的原則 .............................................................................38 軟基路堤施工監(jiān)測應(yīng)注意的問題 ...............................................................38 軟基路堤施工監(jiān)測測量儀具 .......................................................................39 軟土路堤施工變形監(jiān)測技術(shù) ...............................................................................39 地表沉降觀測 ...............................................................................................40 土體內(nèi)部沉降觀測 .......................................................................................40 土體水平位移觀測 .......................................................................................41第 9 章 總結(jié)與展望 ........................................................................................................42 總結(jié) .......................................................................................................................42 展望 .........................................................................................................................42參考文獻(xiàn) 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