1、 第 I 页 摘摘 要要 本设计为信阳至随州一级公路的一阶段施工图设计。设计公路等 级为一级公路，设计时速为 80Km/h，设计年限为 15 年。设计说明书 中对整个设计过程的思路、参考依据、设计路段的地质，地物等情况， 还有各指标的拟定以及各个部分的计算都做了详细的说明。该说明书 包含文字说明和计算说明两部分，主要内容为：纸上定线、平面线形 设计、纵断面线形设计、平纵面线形的组合设计、路基横断面设计、 涵洞设计、挡土墙设计、路面结构设计、施工预算文 件编制、主要参 考文献等。 平面线形设计包括资料整理， 纸上定线， 平曲线要素确定； 纵断面设计包括地面高程、设计高程、填挖深度和竖曲线要素；确
2、定 标准横断面，绘出每桩横断面图；最后根据交通量资料及路面设计规 范，确定设计方案。整个设计过程严格按照国家有关规范进行。 关键词：道路设计，平纵横设计，路面设计，构造物设计 第 II 页 ABSTRACT This thesis intends to design a construction plan from Xinyang to Suizhou . It is the first class highway and its design hour volume is 80 Km/h,design life is 15 years. In this instruction, it exp
3、lains the designs thread, basis of references; the sections geology; the process of working out the target, and the process of counting. The instruction is consisted of two parts: the literal interpretation and calculation specification, which include: paper location, the design of flat alignment, p
4、rofile alignment, associating flat and profile alignment, roadbed transect, culvert, abamurus, the structure of road surface; the drawing of construction budget file, the information of references and so on. The plane linear design includes information compiling, lines drawing on paper, fix on requisites of curves; Vertical section design is comprised of road elevation, design elevation, depth of dig and fill and requisites for vertical curve; Contents of horizontal section design are fixi
