1、 1 双沟二级公路设计双沟二级公路设计 摘要 本文着重介绍了双沟二级公路设计的基本情况,以及道路设计的基本流程。首先结合 当地的一些基本情况,从交通量分析入手,确定拟建道路的等级。然后依次进行道路线形 设计、平面设计、纵断面设计、横断面设计,还有路基路面设计、防排水工程设计、防护 工程设计等。最后进行了工程预算设计,翻译了相当数量的专业外文资料,完成了“后张 法预应力混凝土组合箱梁施工方法”的专题设计。 关键词: 二级公路设计;交通量;工程预算;预应力混凝土 西南交通大学毕业设计论文 2 The Design of Shuanggou Class II highway ABSTRACT Thi
2、s text has introduced the basic situation of the design of Shuanggou Class II highway, the basic procedure of and the design of road emphatically. Combine some local basic situations at first , is analysed and starts with from the volume of traffic, confirm that plans to build the grade of the road.
3、 Then carry on the line shape design of the road , planar design , vertical section design , cross section to design sequentially, there is road bed road surface to design , defend draining off water engineering design , protecting engineering design ,etc Carried on the project budget to design fina
4、lly, translated a great deal of specialized foreign language materials, special topic on “ a prestressing force concrete in France makes the roof beam construction method of the case up “after finish design. Keyword: The design of Class II highway; Volume of traffic; Project budget; Prestressing force concrete 西南交通大学毕业设计论文 3 目 录 1 绪论 6 2 工程概况 . 8 2.1 工程概况 8 2.2 任务依据 9 2.3 建设意义 9 2.4 主要技术规范(标准) 10 2.5 沿线自然地理、气候、水文特征对路线的影响 . 10 2.5.1 自然地理特征 . 10 2.5.2 气候 11 2.5.3 水文 11 3 道路路线设计 12 3.1 选线 . 12 3