新建武汉站货车外绕线及武昌东编组站南疏解工程WDK1189+011.8（K19+954）人行天桥施工方案编制：李志金复核：审核：中铁七局集团有限公司武汉站货车外绕线及武东南疏解工程联合体项目经理部二00八年十一月目录1.工程概况..........................................................................................................12.编制依据..........................................................................................................13.施工组织机构..................................................................................................14.工期进度计划安排..........................................................................................25.施工方案..........................................................................................................35.1指导思路...................................................................................................35.2施工准备...................................................................................................35.3施工步骤及方案.......................................................................................35.3.1方案概述..............................................................................................35.3.2防护工程..............................................................................................35.3.3桩基础施工..........................................................................................35.3.4墩身施工..............................................................................................65.3.5桥台施工..............................................................................................85.3.6梁体施工..............................................................................................85.3.7人行步梯施工....................................................................................105.3.8附属工程施工....................................................................................116.质量保证措施................................................................................................116.1质量保证体系.........................................................................................116.2质量管理制度.........................................................................................126.3质量保证措施.........................................................................................126.3.1钢筋及原材料....................................................................................126.3.2模板....................................................................................................126.3.3混凝土施工........................................................................................136.3.4混凝土养护........................................................................................136.3.5冬季施工措施....................................................................................147.安全保证措施................................................................................................157.1安全保证体系.........................................................................................157.2安全保证措施.........................................................................................1717.2.1施工测量安全保证措施....................................................................177.2.2施...
