【正文】 ................................................................. 5 4 .擬投入本工程的設備及儀器 ........................................................................................ 5 .................................................................................................................. 6 鋼箱梁制作安裝總體思路 ................................................................................... 6 鋼箱梁施工流程 ................................................................................................... 8 現(xiàn)場平面布置示意圖 ........................................................................................... 9 .................................................................................................... 11 鋼箱梁施工前準備 ............................................................................................. 11 施工技術(shù)文件準備 .................................................................................. 11 工藝評定試驗 .......................................................................................... 11 主要材料采購及驗收 .............................................................................. 12 鋼箱梁制作分段 ................................................................................................. 14 鋼箱縱向分段 ................................................................................................. 14 鋼箱橫向分段 ................................................................................................. 15 鋼箱梁板單元制作 ............................................................................................. 15 放樣、下料基本要求 .............................................................................. 15 底板單元制作 .......................................................................................... 18 頂板單元制作 .......................................................................................... 21 腹板單元制作 .......................................................................................... 22 橫隔板單元制作 ...................................................................................... 22 焊接質(zhì)量檢查 .......................................................................................... 24 鋼箱梁板單元涂裝及檢驗要求 .............................................................. 25 鋼箱梁板單元存放和運輸 ...................................................................... 27 2 ................................................................................................. 27 鋼箱梁安裝支架設計及計算分析 .......................................................... 27 鋼箱梁橋位施工準備 ............................................................................... 35 鋼箱梁節(jié)段橋位散拼 .............................................................................. 36 鋼箱梁橋位焊接及檢查 .......................................................................... 40 鋼箱梁橋位涂裝 ...................................................................................... 40 支架拆除 .................................................................................................. 40 7 施工進度計劃及工期保證措施 ..................................................................................... 40 施工計劃 .............................................................................................................. 40 質(zhì)量保證體系及措施 ............................................................................................ 0 技術(shù)管理保證措施 ..................................................................................... 0 資源保證措施 ............................................................................................. 0 材料采購及領用質(zhì)量控制 ......................................................................... 1 施工工序質(zhì)量控制 ..................................................................................... 1 8 施工安全保證措施 ........................................................................................................... 1 吊裝安全措施 ....................................................................................................... 1 道路行車安全及交通疏導 ................................................................................... 2 施工現(xiàn)場臨時用電安全措施 ............................................................................... 3 消防保衛(wèi)措施 ....................................................................................................... 5 .................................................................................................. 6 文明施工措施 .................................................................................................... 6 環(huán)境保護措施 ................................................................................................... 6 3 呼市東互通 L 匝道橋箱梁施工組織設計