成雅快速通道（雅安段）新建项目便道施工方案编制:复核:审核:中国建筑第六工程局有限公司成雅快速通道（雅安段）新建项目四工区管段二O一七年三月成雅快速通道（雅安段）新建项目（四工区）便道施工方案目录第一章编制依据及原则..........................................................................................................2一、编制依据.....................................................................................................................2二、编制原则.....................................................................................................................2第二章工程概况......................................................................................................................3一、自然地理条件.............................................................................................................3二、地质条件.....................................................................................................................3三、水文地质条件.............................................................................................................3四、不良地质.....................................................................................................................3五、施工里程段.................................................................................................................3第三章施工便道设计..............................................................................................................4一、便道布置综合概述.....................................................................................................4二、便道平面位置设计及方案比选构思说明.................................................................4三、便道平面位置设计方案.............................................................................................6三、横断面设计...............................................................................................................12四、管道临时便道（桥）统计.......................................................................................13第四章便道施工方案............................................................................................................16一、路基土石方施工.......................................................................................................16二、级配碎石层施工.......................................................................................................27三、泥结碎石路面施工...................................................................................................28第五章组织机构....................................................................................................................31一、项目管理组织机构图...............................................................................................31二、质量安全体系机构图...............................................................................................31第六章应急预案....................................................................................................................32一、风险源的分析...........................................................................................................32二、防坍塌及高空坠落应急预案...................................................................................321第2页共32页编号：时间：2021...
