【正文】 支架現(xiàn)澆 施工方案 中鐵五局滬昆客專江西段站前工程 HKJX2 標(biāo)三分部 二〇一一年 四 月 I 目 錄 1．編制依據(jù)及范圍 ................................................................... 1 .編制依據(jù) ...................................................................... 1 ........................................................................ 1 ........................................................................ 2 ................................................................................ 2 ........................................................................ 2 ........................................................................ 2 ........................................................................ 3 3. 施工部署 .............................................................................. 4 ................................................................. 4 ................................................................. 5 項目部工程部 ......................................................... 5 安全、質(zhì)量、環(huán)保部 ............................................... 5 計劃財務(wù)部 ............................................................ 5 物資設(shè)備部 ............................................................ 6 工地試驗室 ............................................................ 6 ....................................................... 6 施工班組設(shè)臵 ......................................................... 6 施工班組任務(wù)安排表 ............................................... 6 施工班組人員配備 .................................................. 7 ................................................ 7 施工場 地布臵原則 .................................................. 7 施工便道 ................................................................ 7 施工用電 ................................................................ 7 II 生產(chǎn)、生活用水 ...................................................... 8 攪拌站的設(shè)臵 ......................................................... 8 4. 施工進度計劃安排 ............................................................... 8 ................................................................. 8 ............................................. 8 地基處理 :............................................................... 8 支架搭設(shè)及底模鋪設(shè)： ............................................ 8 支架預(yù)壓 ................................................................ 8 模板及鋼筋工程： .................................................. 8 梁體混凝土澆注： .................................................. 9 預(yù)應(yīng)力工 程： ......................................................... 9 5. 交通疏導(dǎo)方案 ....................................................................... 9 ......................... 9 ......................... 9 .......................................................... 9 ................................. 9 、腳手架安裝安全防護措施 ..................... 10 ............................ 11 、縱梁及支墩時安全防護措施 .................. 11 ............................................................... 11 6. 連續(xù)梁施工方案 .................................................................. 12 ............................................................... 12 ...................................................................... 12 ............................................................... 13 ............................................................... 14 ............................................................. 14 III ....................................................... 14 ..................................................... 16 預(yù)壓準(zhǔn)備 .............................................................. 17 支架基礎(chǔ)預(yù)壓 ....................................................... 17 支架預(yù)壓 .............................................................. 18 預(yù)壓監(jiān)測 .............................................................. 20 數(shù)據(jù)處理 .............................................................. 21 預(yù)拱度的設(shè)臵及線形控制 ...................................... 21 墩身沉降及連續(xù)梁徐變觀測 ................................... 21 ...................................................................... 22 .................................................................. 22 預(yù)應(yīng)力材料的進場要求 .......................................... 24 張拉機具的進場要求 ............................................. 25 波紋管施工 .......................................................... 26 縱向預(yù)應(yīng)力束實施 ................................................ 26 真空輔助吸漿施工工藝 .......................................... 28 .................................................................. 31 混凝土的質(zhì)量控制 ................................................ 31 混凝土澆注前準(zhǔn)備工作 .......................................... 32 混凝土的運輸與供應(yīng) ............................................. 32 澆注順序 .............................................................. 32 澆注下料及振搗要求 ............................................. 33 混凝土澆注施工 時的防雨措施 ................................ 34 混凝土養(yǎng)護 .......................................................... 34 ............................................................................ 34 7. 主要材料、設(shè)備供應(yīng)計劃 ..................................................... 34 IV ...................................................................... 34 ................................................ 34 ................................................... 35 ........................................................ 35 8. 質(zhì)量保證體系 ..................................................................... 35 ............................................................ 35 ............................................................... 36 ............................................................... 36 9. 安全、環(huán)保、文明施工措施 ......