深圳市观平路拓宽改造工程项目建议书设计号:06084深圳市市政工程设计院2007-03目录1概述.............................................................................................................11.1项目背景.............................................................................................11.2编制依据.............................................................................................31.3建设范围与主要内容.........................................................................31.4建设的必要性.....................................................................................32现状评价及建设条件..................................................................................43道路规划定位分析及交通量分析..............................................................53.1道路规划定位.....................................................................................53.2交通预测总体思路.............................................................................63.3交通预测方法.....................................................................................63.3.1交通小区及道路网络模型..............................................................73.3.2出行生成模型..................................................................................83.3.3出行分布模型..................................................................................93.3.4方式划分模型................................................................................113.3.5出行分配模型................................................................................123.4交通预测输入要求...........................................................................123.5交通预测结果...................................................................................134主要技术标准............................................................................................145工程方案....................................................................................................145.1总体方案...........................................................................................145.2断面布置...........................................................................................165.3路面结构...........................................................................................185.4给排水工程.......................................................................................195.4.1给排水工程现状............................................................................195.4.2给水工程设计................................................................................225.4.3雨水工程设计................................................................................235.4.4污水工程设计................................................................................235.5电气工程...........................................................................................235.6桥涵工程...........................................................................................255.7燃气工程...........................................................................................266征地与拆迁................................................................................................277投资估算....................................................................................................