【正文】 中國中鐵五局三公司 RCTJ18 合同段 預(yù)制 （ 30m、 40m） T 梁專項(xiàng)施工方案 130m、 40m T梁預(yù)制施工方案 ......................................................................................... 3 一、編制說明 ................................................................................................................... 3 二、工程概況、 T 梁參數(shù) .................................................................................................. 3 三、預(yù)制場(chǎng)平面布置及制梁順序 ....................................................................................... 5 預(yù)制場(chǎng)平面布置 .......................................................................................................... 5 預(yù)制場(chǎng)臨設(shè)布置 .......................................................................................................... 5 臺(tái)座施工 ..................................................................................................................... 6 制梁順序 ..................................................................................................................... 7 人員組織 ..................................................................................................................... 7 主要機(jī)械設(shè)備配置 ....................................................................................................... 8 四、施工工藝 ................................................................................................................... 9 施工工藝流程 .............................................................................................................. 9 預(yù)制 T 梁模板加工、安裝 ...........................................................................................10 鋼 筋、預(yù)應(yīng)力管道施工 ............................................................................................... 11 預(yù)應(yīng)力鋼束制作、孔道穿束 ........................................................................................13 模板安裝 ....................................................................................................................14 混凝土施工 ................................................................................................................15 預(yù)應(yīng)力施工 ................................................................................................................17 移梁和存梁 ................................................................................................................25 五、工程質(zhì)量通病防治措施 .............................................................................................26 鋼筋工程 ....................................................................................................................26 混凝土工程 ................................................................................................................26 六、預(yù)制梁外觀、內(nèi)在質(zhì)量驗(yàn)收及改善砼外觀質(zhì)量的措施 ................................................27 Ｔ梁混凝土表面應(yīng)符合下列規(guī)定 .................................................................................27 Ｔ梁預(yù)制實(shí)測(cè)項(xiàng)目 ......................................................................................................28 改善砼外觀質(zhì)量的措施 ...............................................................................................28 七、 工期保證措施 ...........................................................................................................29 組織保證措施 .............................................................................................................29 制度保證措施 .............................................................................................................29 技術(shù)保證措施 .............................................................................................................29 設(shè)備保證措施 .............................................................................................................30 資金保證措施 .............................................................................................................30 八、質(zhì)量、安全保證措施 .................................................................................................30 質(zhì)量保證措施 .............................................................................................................30 安全保證措施 .............................................................................................................33 預(yù)制場(chǎng)施工事故應(yīng)急救援預(yù)案 ....................................................................................36 九、環(huán)境保護(hù)及文明施工 .........