控制爆破箱涵顶进专项施工方案VIP免费

合肥市怀宁北路下穿铁路立交桥工程控制爆破箱涵顶进专项施工方案目录一、编制依据------------------------------------------------------------------------------------------------1二、工程项目基本情况-----------------------------------------------------------------------------------31.工程概况-------------------------------------------------------------------------------------------------32.主要施工内容------------------------------------------------------------------------------------------33.该项目营业线施工类别-----------------------------------------------------------------------------3三、运输条件------------------------------------------------------------------------------------------------5四、箱涵爆破法顶进施工方案--------------------------------------------------------------------------61.方案概述-------------------------------------------------------------------------------------------------62.顶进施工前准备措施--------------------------------------------------------------------------------73.顶进施工测量------------------------------------------------------------------------------------------73.1轴线控制测量------------------------------------------------------------------------------------73.2水准控制测量------------------------------------------------------------------------------------83.3顶进过程测量------------------------------------------------------------------------------------83.4顶进过程施工监测-----------------------------------------------------------------------------84、爆破方案----------------------------------------------------------------------------------------------94.1爆破方案确定------------------------------------------------------------------------------------94.2松动爆破方案设计----------------------------------------------------------------------------114.2.1松动爆破设计方案-------------------------------------------------------------------114.2.2布孔、装药、起爆网路-------------------------------------------------------------124.2.3爆破振动对周围建筑物的影响---------------------------------------------------134.2.4试爆与安全校核-----------------------------------------------------------------------144.2.5安全防护--------------------------------------------------------------------------------154.3爆破振动对周围环境的影响与修正-----------------------------------------------------164.3.1爆破地震安全距离（影响半径）------------------------------------------------164.3.2振动监测与振动计算公式校核---------------------------------------------------174.3.3爆破对铁路铁轨的影响校核------------------------------------------------------184.4装药结构-----------------------------------------------------------------------------------------194.5爆破警戒-----------------------------------------------------------------------------------------194.6爆破安全防护----------------------------------------------------------------------------------20中铁二十四局集团-I-合肥市怀宁北路下穿铁路立交桥工程控制爆破箱涵顶进专项施工方案4.7火工品管理--------------------------------------------------------------------------------------224.8安全生产保障措施----------------------------------------------------------------------------225.箱体顶进施工方案----------------------------------------------------------------------------------245.1施工准备----------------------------------...