城 阳 区 xxxx 天 桥 工 程人行天桥施工方案二 0一 七 年 九 月目 录第一章:编制依据及工程概况 ............................................................................................................. 2 一、施工依据...................................................................................................................................................2二、编制原则...................................................................................................................................................3三、技术规范...................................................................................................................................................3四、工程概况:..............................................................................................................................................3第二章:构件制作分段情况..............................................................................................................................4一、天桥分段...................................................................................................................................................4三、分段立面及胎架......................................................................................................................................6四、每段重量...................................................................................................................................................6第三章:现场吊装及部署..................................................................................................................................7一、施工特点...................................................................................................................................................7二、施工难点...................................................................................................................................................7三、施工关键...................................