【正文】 ........................ 26 鋼梁、鋼柱制造 .............................................................................................................................................. 27 預(yù)拼裝 ............................................................................................................................................................... 28 鋼梁、鋼柱制造精度要求 .............................................................................................................................. 29 第八章焊接工藝 ...................................................................................................................... 35 合福 聯(lián)絡(luò)線跨既有滬昆線門式墩鋼箱梁施工專項(xiàng)方案 II 焊材復(fù)驗(yàn) ........................................................................................................................................................... 35 焊材管理 ........................................................................................................................................................... 36 焊接工藝 ........................................................................................................................................................... 36 擬定的焊接方法 .............................................................................................................................................. 36 擬定選用焊材 .................................................................................................................................................. 37 焊接工藝評(píng)定試驗(yàn) .......................................................................................................................................... 38 焊接施工要求 .................................................................................................................................................. 39 焊接質(zhì)量保證措施 .......................................................................................................................................... 41 焊縫檢測(cè) ........................................................................................................................................................... 43 焊接接頭破壞性試驗(yàn) .................................................................................................................................... 45 焊縫缺陷修補(bǔ) ................................................................................................................................................ 46 降低焊接殘余應(yīng)力措施 ................................................................................................................................ 47 第九章 焊釘施工 .................................................................................................................. 48 焊釘檢驗(yàn) ........................................................................................................................................................... 48 施工工藝要求 .................................................................................................................................................. 48 焊接工藝試驗(yàn)及質(zhì)量檢驗(yàn) .............................................................................................................................. 49 第十章涂裝施工方案 .............................................................................................................. 50 涂裝配套方案 ................................................................................................................................................ 50 涂裝施工環(huán)境 ................................................................................................................................................ 51 施工設(shè)備的配置 ............................................................................................................................................ 51 鋼結(jié)構(gòu)防護(hù)材料準(zhǔn)備 .................................................................................................................................... 52 質(zhì)量保證措施 ................................................................................................................................................ 53 特殊工序與關(guān)鍵工序 .................................................................................................................................... 61 安全監(jiān)控及環(huán)境保護(hù) .................................................................................................................................... 62 第十一章 轉(zhuǎn)運(yùn)及存放 .......................................................................................................... 64 構(gòu)件廠內(nèi)轉(zhuǎn)運(yùn) ................................................................................................................................................ 64 構(gòu)件存放 ......................................................................................................................................................... 64 第十二章 現(xiàn)場(chǎng)施工工藝 ........................................................................................................ 66 吊裝場(chǎng)地布置 ................................................................................................................................................ 66 吊機(jī)選擇及技術(shù)參數(shù) .................................................................................................................................... 66 鋼梁、鋼柱的拼裝 ........................................................................................................................................ 67 鋼箱梁吊裝方案 ............................................................................................................................................ 68 、應(yīng)急資源 ..................................................................................................................................................... 74 、應(yīng)急工作程序 ............................................................................................................................................. 77 應(yīng)急響應(yīng)及相關(guān)措施 ......................................................................................