【正文】 ........ 23 （二）高壓旋噴樁 ..................................................................... 26 施工工藝如圖 ............................................................... 26 施工程序 ...................................................................... 27 施工方法 ...................................................................... 27 質(zhì)量檢驗(yàn) ...................................................................... 29 (二 )路面工程施工 ...................................................................... 29 石灰粉煤灰土基層施工 ............................................... 30 3 （ 1）原材料試驗(yàn)和檢驗(yàn)： ................................................. 30 （ 2）施工準(zhǔn)備 ..................................................................... 30 （ 3）配合比設(shè)計(jì) ................................................................. 30 （ 4）混合料生產(chǎn)及運(yùn)輸 ..................................................... 30 （ 5）混合料攤鋪、整平及碾壓： ..................................... 31 （ 6）工作縫的處理 ............................................................. 31 （ 7）調(diào)頭處的處理 ............................................................. 31 （ 8）養(yǎng)生 ............................................................................ 31 石灰粉煤灰碎石基層施工 ........................................... 31 水泥穩(wěn)定碎石基層施工 ............................................... 34 透層施工 ...................................................................... 37 封層施工 ...................................................................... 38 瀝青粘層施工 ............................................................... 39 瀝青混凝土路面 ........................................................... 40 附屬工程 ...................................................................... 48 鋼筋砼擋墻施工 ........................................................... 49 七、 橋梁工程主要施工工序施工方案及方法 .............................. 49 （一）灌注注樁施工 ................................................................. 49 施工工藝流程圖 ........................................................... 49 測(cè)量放線(xiàn)定樁位 ........................................................... 50 護(hù)筒埋設(shè) ...................................................................... 51 泥漿： .......................................................................... 51 4 鉆進(jìn)： .......................................................................... 52 成孔 .............................................................................. 52 鋼筋籠、導(dǎo)管安裝 ....................................................... 53 水下混凝土澆筑 ........................................................... 53 水下混凝土澆筑方法 ................................................... 54 首批混凝土灌注方量計(jì)算 ......................................... 55 1 鋼筋加工 ..................................................................... 56 1 試驗(yàn)檢測(cè) ..................................................................... 57 （二）承臺(tái)施工 ........................................................................ 57 施工工藝流程圖 ........................................................... 57 基坑的開(kāi)挖 ................................................................... 57 墊層施工 ...................................................................... 58 樁頭處理 ...................................................................... 58 鋼筋施工 ...................................................................... 58 模板施工 ...................................................................... 58 墩柱鋼筋預(yù)埋 ............................................................... 59 砼澆注及養(yǎng)護(hù) ............................................................... 59 拆模板 .......................................................................... 60 地下管線(xiàn)處理 ............................................................. 60 （三）、墩柱施工 ...................................................................... 61 墩柱施工順序 ............................................................... 61 墩柱工藝流程圖 ........................................................... 62 5 墩身鋼筋的焊接綁扎 ................................................... 62 墩柱模板的支設(shè)和安裝 ............................................... 62 砼施工 .......................................................................... 63 (四 )蓋梁施工主要施工方法 ...................................................... 64 測(cè)量放線(xiàn) ...................................................................... 64 基礎(chǔ)處理 ...................................................................... 64 支架及模板施工 ........................................................... 64 鋼筋綁扎及預(yù)埋件的設(shè)置 ........................................... 64 混凝土的澆筑 ............................................................... 65 拆模及混凝土的養(yǎng)護(hù) ................................................... 65 (五 )支座安裝主要施工方法 ...................................................... 65 盆式支座預(yù)埋螺栓安裝 ............................................... 65 支座施工注意事項(xiàng) ....................................................... 65 （六）現(xiàn)澆箱梁施工 ................................................................. 66 施工工藝框圖 ............................................................... 66 地基處理 ...................................................................... 68 支架搭設(shè) ...................................................................... 68 模板 .............................................................................. 69 鋼筋 加工 ...................................................................... 70 梁體混凝土養(yǎng)生 ........................................................... 72 預(yù)應(yīng)力張拉 ...........