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1、富官庄段DKDK二级公路设计FuGuan Zhuang Secondary Road Design 目录1绪论1 1.1设计资料1 1.2 主要设计内容12道路技术等级的确定13 路线平面设计2 3.1平面线形技术指标2 3.2平曲线设计3 3.3 平曲线要素计算34路线纵断面设计6 4.1纵断面设计技术指标7 4.2竖曲线设计7 4.3竖曲线要素计算85路基设计9 5.1路基横断面设计指标9 5.2路基填土高度设计11 5.3 路基超高计算11 5.4视距验算13 5.5合成坡度验算14 5.6路基稳定性验算15 5.7 路基路面排水设计186沥青路面设计：19 6.1 公路等级及主要技术指
2、标的确定19 6.2 路面结构设计计算19 6.3 路面结构组合与材料选取237边坡防护29 7.1边坡防护工程要求：29 7.1拱型骨架护坡：29 7.3棱形骨架护坡29 7.4浆砌片石护坡308挡土墙设计30 8.1工程概况及设计条件308.2墙身构造设计及截面尺寸拟定318.3挡土墙基础形式及尺寸拟定328.4车辆荷载的计算338.5土压力计算358.6 挡土墙稳定性计算369涵洞设计389.1径流计算389.2圆管涵设计399.3荷载计算409.4管壁弯矩计算419.5荷载组合419.6强度验算419.7裂缝宽度验算429.8地基应力验算42参考文献42致谢43附录44附件conten
3、ts1 Introduction 11.1 design data 11.2 mostly design substance12Determine the technical grade of the road3flat surface design of the line 3.1 flat surface qualification of the line 3.2 The flat curve design3.3The elements calculation of the flat curve 4 vertical section design of the line 4.1the qua
4、lification design of vertical section of the line 4.2 vertical curve design 74.3 The elements calculation of the vertical curve 5 subgrade design 95.1The design index of cross section of subgrade 95.2 the subgrade design of the depth of fill 115.3 the calculation of subgrade superelevation 115.4the
5、check of the stopping sight distance5.5 the check of the resultant gradient5.6 the check of the stability of the subgrade5.7the drainage design of the subgrade and pavement 186 asphalt pavement design: 196.1 Determining the rank and the main technical indexes of the road6.2 pavement structure design
6、 196.3 assembling the pavement structure and selection pavement material7 slope protection 297.1 the requirements of theslope protection engineering 7.2 the skeleton slope protection of arch type : 297.3 the skeleton slope protection of prism type297.4 the skeleton slope protection of mortar rubble
7、type 8 retaining wall design 308.1 engineering survey and design conditions 308.2 the design of the structure and size of the wall8.3the design of the foundation type and size of the wall8.4 The calculation of vehicle load 338.5the calculation of earth pressure 8.6the stability calculation of The re
8、taining wall 9 culvert design 389.1 runoff calculation 389.2 circular pipe culvert design 399.3 load calculation 409.4 the calculation of the wall bending moment 419.5 the combinations of load 419.6 checking the strength of 419.7 checking the crack width 429.8 checking the foundation stress 42Refere
9、nce 43Acknowledgements44Appendix 45attachment富官庄二级公路设计 作者：刘帅 10级桥渡专业 指导老师：路桂华 职称：讲师设计内容简介：本设计是富官庄二级公路（沥青路面）设计，该路段全长2713.828m,设计车速为60km/h。此次设计的主要内容有路线设计、路基路面设计、支挡构造物设计等。本设计首先通过收集相关资料，依据地形图内容，选定最优方案进行平面设计，纵断面设计，横断面设计；其次根据路线设计部分的成果进行路基稳定性验算，路面排水设计，路面结构设计。本文分别给出了上述各部分的相关计算过程、表格和图纸。关键词：二级公路，路线设计，路基路面设计，挡
10、土墙设计，涵洞设计 FuGuan Zhuang Secondary Road DesignAuthor：Liu Shuai grade 2010 of Specialty in road, bridge and river-crossing engineeringAdvisor:Professor Lu Gui-huaBrief introduction of design: The design in this thesis is the FuGuan Zhuang secondary road design (asphalt pavement) with the total road le
11、ngth of 2713.828 meters and the designed vehicle speed of 60 kilometers per hour. The contents of the design consist of five aspects, including route design, roadbed and pavement design ,dewatering design, culvert design and retaining wall design and so on. At first, the design determines two feasib
12、le programs in accordance with the topographic map by collecting relevant data and makes planar design, longitudinal section design and cross section design on the best program selected. Then the checking calculation of the roadbed stability, the road drainage design and the pavement structure desig
13、n are conducted in accordance with the results of the road design section. At last, the construction organization design is conducted. In addition, the thesis presents the related calculating processes, tables and drawings respectively. Keywords: secondary road, road design,roadbed and pavement desi
14、gn, retaining wall design,culvert design1绪论1.1设计资料（1）地质和水文条件 该地区地面起伏较大，属于山岭重丘区。境内以石灰岩、白云岩为主的矿产资源丰富，施工时可因地制宜，就地取材。沿线山体稳定，无不良地质状况，山岗处树木较多，农田处有灌木区，多粘质土。山坡地下水3米以下，洼地地下水1.5米以下，沿线有河流和多座水库，道路沿线应做好排水工作，以免水毁路基气候条件（2）气候条件 气候属温带大陆性季风气候，四季分明。春季干燥，多风少雨；夏季高温多雨，雨量集中，年平均降水量792mm，最高气温38C，最低气温-18 C，最大冻深约为0.6m，夏冬温差较大，路面设计应注意高温稳定性和低温抗裂性。1.2 主要设计内容本设计设计内容包括：（2）路线选择（3）路线平曲线设计（4）路线纵断面设计（5）路基横断面设计（6）路基稳定性验算（7）道路排水设计（8）沥青路面结构设计（9）涵洞设计（10）挡土墙设计本次设计中使用了多种软件辅助设计，其中路线选择，平面设计，纵断面设计，路基横断面设计，等内容主要采用了纬地三维道路CAD系统5884软件和CAD2007；沥青路面结构设计采用了HPDS2011路面设计软件；涵洞设计采用了纬地涵洞设计系统
