1、 1 摘摘 要要 本设计是在详细阐述我国路面工程的发展状况、 发展趋势及国内外路面设计 方法;路面基本理论;行车荷载、环境因素对路面体系的影响;柔性路面设计原 理等内容后, 以弹性层状体系理论为基础, 对某一具体道路进行了柔性路面设计, 其中包括路面结构组合方案、路面厚度计算、弯拉应力和剪应力验算以及路面组 合方案比选,最后选定一种比较合理的路面方案。同时又对该道路路面各结构层 次施工工艺作了简要介绍。 【关键词】柔性路面、结构组合、厚度计算、施工工艺 Abstract It is to explain the road surface project state of development
2、 , development trend and domestic and international road surface design method of our country in detail to originally design; Basic theories of road surface ; Drive a vehicle and load, the impact on road surface system of environmental factor; Design principle of flexible pavement ,etc. are based on
3、 system theory of one floor of forms of the elasticity after the content , design the flexible pavement to a certain concrete road, include road surface structure make up scheme , road surface thickness calculate , not curved to draw stress and shearing stress checking computations and road surface
4、make scheme up than select, select a kind of more rational road surface scheme finally. Did the brief introduction to this road of every structure level construction crafts of road surface at the same time . 【Key wordsKey words】The flexible pavement ;Structure make ;Thickness calculating ; Construction craft up 2 1.1.前言前言 随着我国改革开放的不断深入,道路的现有状况已不能适应经济的快速发 展,因此国家将投入大量资金用于道路建设,特别是高等级道路的建设,从而改 善道路的现状,进而形成全国高速公路干线网,以加快地区之间的交流与合作, 更好地促进经济发展。 本次设计的目的是对某一具体道路进行路面设计和施工工 艺分析。 路面工程是道路工程的重要组成部分, 它主要