【正文】 ......................................................................................................... 1 編制依據(jù) ........................................................................................................................... 1 ........................................................................................................................... 1 ........................................................................................................................... 2 2 工程概況及主要工程數(shù)量 ......................................................................................................... 2 ........................................................................................................................... 2 特點(diǎn)及重難點(diǎn) ........................................................................................................... 3 ................................................................................................................... 3 3 施工總體方案 ............................................................................................................................. 4 ....................................................................................... 4 施工工期安排 ............................................................................................................... 7 ........................................................................................................................... 7 4 施工測(cè)試 ..................................................................................................................................... 8 ........................................................................................................................... 8 ............................................................................................................... 9 5 工程的施工順序、施工方法、工藝要點(diǎn)、工藝要求 ........................................................... 11 橋梁工程標(biāo)準(zhǔn)化施工要點(diǎn) ............................................................................................ 11 鉆孔樁施工 ..................................................................................................................... 14 ......................................................................................................................... 21 橋臺(tái)施工方法及工藝 .................................................................................................. 26 橋墩施工方法及工藝 .................................................................................................. 29 雙線圓端形墩身施工方法及工藝（高度小于等于 20m） ................................... 30 橋臺(tái)錐體及橋下防護(hù)施工方法及工藝 ......................................................................... 35 橋梁工程跨既有公路防護(hù)措 施 ................................................................................... 35 6 創(chuàng)優(yōu)規(guī)劃、質(zhì)量保證體系和措施 ........................................................................................... 35 ....................................................................................................................... 35 ......................................................................................................................... 35 ................................................................................................................. 38 ........................................................................................... 38 特殊氣候條件下的施工技術(shù)措施 ................................................................................ 45 7 安全保證體系及措施 ....................................................................................................... 47 安全目標(biāo) ..................................................................................................................... 47 安全管理組織機(jī)構(gòu) ...................................................................................................... 48 安全保證體系 .............................................................................................................. 48 安全保障技術(shù)措施 ........................................................................................................ 51 其他安全保障措 施 ....................................................................................................... 53 安全應(yīng)急救援預(yù)案 ........................................................................................................ 55 ........................................................................................................................... 58 工期目標(biāo) ...................................................................................................................... 58 節(jié)點(diǎn)工期安排 .............................................................................................................. 58 工程施工進(jìn)度計(jì)劃?rùn)M道圖 ............................................................................................. 59 保證工期的措施 ............................................................................................................ 59 劉家灣大橋 施工組織 設(shè)計(jì) 2 9 施工環(huán)保、水土保護(hù)目標(biāo)及措施 ........................................................................................... 63 施工環(huán)保 、水土保持管理體系 ..................................................................................... 63 施工環(huán)境保護(hù)具體措施 ................................................................................................ 64 維護(hù)自然生態(tài)環(huán)境的措施 ............................................................................................ 65 大氣環(huán)境保護(hù) ................................................................................................................ 65 水環(huán)境保護(hù) .................................................................................................................... 65 10 職業(yè)健康目標(biāo)及保障措施 ..................................................................................................... 66 職業(yè)健康安全保障目標(biāo) ............................................................................................. 66