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龍青高速現(xiàn)澆箱梁施工組織設(shè)計(jì)(存儲(chǔ)版)

  

【正文】 C50 高性能混凝土,主要工程量。 各橋詳細(xì)地質(zhì)情況如下: K142+ 下開河分離立交橋: 粉質(zhì)粘土 ,粉質(zhì)粘土 ,全風(fēng)化凝灰?guī)r,強(qiáng)風(fēng)化凝灰?guī)r K145+409 西南泊中橋: 粉質(zhì)粘土厚 ,全風(fēng)化花崗巖 ,強(qiáng)風(fēng)化花崗巖 ,強(qiáng)風(fēng)化花崗巖 ,中風(fēng)化花崗巖 。 由于地方村道跨越主線,為此設(shè)置本天橋,本橋平面位于直線上,橋面設(shè)置 %的雙面排水坡, 橋?qū)?8m,箱梁底寬 , 跨徑為 20m+38m+20m, 主跨 38m 跨越主線, 采用單箱單室變 高 預(yù)應(yīng)力砼現(xiàn)澆連續(xù)箱梁型式,設(shè)縱向預(yù)應(yīng)力體系,梁高 ~ 2m。 流豐路橋:起訖樁號(hào)為 CRK1+~ CRK1+,中心樁號(hào)為 CRK1+,全長(zhǎng) 。 該橋位于惜?;ネ▋?nèi),由于 A匝道跨越正線線路而設(shè)置此橋,本橋平面位于直線上, 橋面設(shè)置 2%的 雙 面排水坡, 上部 跨徑為 20+25+25+20 米,共 4跨 ,全橋?yàn)橐宦?lián) 。 下開河分離立交橋采用單箱三室斜腹板的預(yù)應(yīng)力砼現(xiàn)澆連續(xù)箱梁型式,設(shè)縱向預(yù)應(yīng)力 體系,梁高為 , 左右幅橋?qū)捑鶠? 米 。安排有豐富施工經(jīng)驗(yàn)的專業(yè)隊(duì)伍負(fù)責(zé)施工。 目 錄 第一章編制依據(jù)原則及說(shuō)明 ................................................................................................................. 1 編制依據(jù) ..................................................................................................................................... 1 編制原則 ..................................................................................................................................... 1 編制說(shuō)明 ..................................................................................................................................... 1 第二章工程概況 ................................................................................................................................. 2 工程簡(jiǎn)介 ...................................................................................................................................... 2 地質(zhì)、水文情況 ............................................................................................................................ 4 預(yù)應(yīng)力混凝土箱梁情況 ................................................................................................................. 4 主要工程數(shù)量 ............................................................................................................................... 5 第三章施工部署 ................................................................................................................................. 5 總體指導(dǎo)思想 ............................................................................................................................... 5 總體施工目標(biāo) ............................................................................................................................... 5 安全目標(biāo) .................................................................................................................................... 5 質(zhì)量目標(biāo) .................................................................................................................................... 6 工期目標(biāo) .................................................................................................................................... 6 環(huán)保、水保綠色施工目標(biāo) ............................................................................................................ 6 文明施工目標(biāo) ............................................................................................................................. 6 施工組織管理機(jī)構(gòu) ........................................................................................................................ 6 施工主要人員及分工 ..................................................................................................................... 6 設(shè)備進(jìn)場(chǎng)計(jì)劃 ............................................................................................................................... 7 材料供應(yīng)情況 ............................................................................................................................... 7 臨建設(shè)施 ...................................................................................................................................... 7 任務(wù)安排及施工進(jìn)度計(jì)劃: ........................................................................................................... 8 施工隊(duì)伍安排及施工范圍 ............................................................................................................ 8 施工進(jìn)度計(jì)劃 ............................................................................................................................. 8 第四章施工方案及主要施工方法 .......................................................................................................... 9 總體施工方案 ............................................................................................................................... 9 支架施工方案 ..............................................................................................................................11 K142+ 下開河分離式立交 ....................................................................................................11 K145+409 西南泊中橋 .................................................................................................................13 AK0+345 中橋 ............................................................................................................................16 AK0+ 匝道橋 .....................................................................................................................20 CK0+317 中橋 .............................................................................................................................24 CRK1+ 流豐路橋 ................................................................................................................28 K141+160 上跨天橋 ....................................................................................................................31 K143+208 上跨天橋 ....................................................................................................................34 K146+370 上跨天橋 ....................................................................................................................34 支架預(yù)壓方案 ..............................................................................................................................37 支架預(yù)壓的目的 ............................................................................................................
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