后張法預(yù)應(yīng)力簡(jiǎn)支箱梁施工工藝細(xì)則-展示頁(yè)
2024-11-08 11:54本頁(yè)面
【正文】 .......................5 水泥 .......................................................................................................6 細(xì)骨料 ...................................................................................................8 粗骨料 ................................................................................................. 10 外加劑 ................................................................................................. 11 拌合用水 ............................................................................................. 12 礦物摻合料 ......................................................................................... 12 鋼筋 ..................................................................................................... 14 預(yù)應(yīng)力鋼絞線 ...................................................................................... 14 各種鋼配件 ......................................................................................... 15 錨具、夾片 ........................................................................................ 15 壓漿料 ............................................................................................... 16 抽拔橡膠管 ........................................................................................ 17 泄水管 ............................................................................................... 17 3 工藝技術(shù)要求 ........................................................................................ 18 整孔箱梁預(yù)制的施工工藝流程 ........................................................... 18 梁體預(yù)埋件的加工和安裝 ................................................................... 18 鋼筋的制作與綁扎 .............................................................................. 26 預(yù)留管道的形成與穿束 ....................................................................... 30 模板的安裝與拆卸 .............................................................................. 32 混凝土的拌制與灌注 .......................................................................... 36 混凝土養(yǎng)護(hù) ......................................................................................... 41 混凝土修補(bǔ) ......................................................................................... 43 預(yù)應(yīng)力工程 ......................................................................................... 46 管道壓漿 ........................................................................................... 52 梁體的封端 ........................................................................................ 53 泄水管安裝 ........................................................................................ 54 4 產(chǎn)品質(zhì)量要求 ........................................................................................ 55 5 靜載彎曲抗裂性及撓度試驗(yàn) .................................................................. 56 適用范圍 ............................................................................................. 56 試驗(yàn)條件 ............................................................................................. 57 試驗(yàn)設(shè)備、儀器 .................................................................................. 57 試驗(yàn)前的準(zhǔn)備 ...................................................................................... 58 試驗(yàn)方法 ............................................................................................. 60 評(píng)定標(biāo)準(zhǔn) ...............................................................
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