**项目钢结构预制、安装方案**公司二○○九年八月目录1.编制依据.....................................................................................................................................................12.工程概况.....................................................................................................................................................12.1工程简介...........................................................................................................................................12.2主要工程量（主要结构形式）.......................................................................................................22.3工程特点分析...................................................................................................................................23.施工组织.....................................................................................................................................................24.施工工艺.....................................................................................................................................................24.1钢结构主要预制方案.......................................................................................................................24.1.1焊接H型钢梁制造技术方案................................................................................................44.1.2焊接十字型柱制作方案........................................................................................................64.1.3梁柱的拼接与分段控制........................................................................................................94.1.4预制厂构件的抛丸除锈........................................................................................................94.1.5预制厂钢结构防腐措施及构件的标识移值........................................................................94.1.6成品构件堆放........................................................................................................................94.1.7钢结构无损检测..................................................................................................................104.2安装总体施工方法.........................................................................................................................104.2.1采用成片安装工艺流程......................................................................................................104.2.2采用单柱安装工艺流程......................................................................................................124.2.3整框或分段安装..................................................................................................................144.2.4压缩机厂房安装..................................................................................................................154.3技术要求及措施.............................................................................................................................154.3.1施工准备..............................................................................................................................154.3.2材料验收..............................................................................................................................154.3.3基础验收............................................................
