Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Roadbed and pavement balance design method and structure
The invention provides a roadbed and pavement balance design method and structure, and belongs to the technical field of traffic engineering. The design method includes the steps of 1, roadbed classification types according to asphalt pavement design specifications, and the comprehensive rebound modulus requirement of each layer of a soil foundation is determined; 2, calculating the comprehensive resilience modulus of the roadbed in a layering manner, and judging whether the design requirement is met; 3, calculating the accumulated equivalent axle load frequency according to the traffic load grade, determining a pavement structure combination, and drawing up a scheme; 4, calculating the mechanical response of each structure, and determining a corresponding allowable value index; 5, checking the pavement structure; 6, performing benefit analysis in the whole life cycle, and the optimal roadbed and determining pavement balance design structure; and 7, completing the design method. According to the design method based on the comprehensive resilience modulus of the roadbed, the roadbed design calculation result is directly applied to pavement structure design, the goal of durability of the roadbed pavement structure is achieved, resources are saved to the maximum extent, and economic benefits are more remarkable.
本发明提供一种路基路面平衡设计方法与结构，属于交通工程技术领域，该设计方法的步骤是：步骤一：根据沥青路面设计规范，划分路基分类类型，确定土基各层综合回弹模量要求；步骤二：分层计算路基综合回弹模量，判断是否满足设计要求；步骤三：首先根据交通荷载等级计算累计当量轴载次数，确定路面结构组合，拟定方案；步骤四：各结构力学响应计算，确定相应允许值指标；步骤五：路面结构验算；步骤六：进行全寿命周期内效益分析，确定最佳路基路面平衡设计结构；步骤七：设计方法完成。本发明基于路基综合回弹模量设计方法，将路基设计计算结果直接应用于路面结构设计中，实现了路基路面结构耐久性的目标，最大化的节约资源，经济效益更显著。
Roadbed and pavement balance design method and structure
The invention provides a roadbed and pavement balance design method and structure, and belongs to the technical field of traffic engineering. The design method includes the steps of 1, roadbed classification types according to asphalt pavement design specifications, and the comprehensive rebound modulus requirement of each layer of a soil foundation is determined; 2, calculating the comprehensive resilience modulus of the roadbed in a layering manner, and judging whether the design requirement is met; 3, calculating the accumulated equivalent axle load frequency according to the traffic load grade, determining a pavement structure combination, and drawing up a scheme; 4, calculating the mechanical response of each structure, and determining a corresponding allowable value index; 5, checking the pavement structure; 6, performing benefit analysis in the whole life cycle, and the optimal roadbed and determining pavement balance design structure; and 7, completing the design method. According to the design method based on the comprehensive resilience modulus of the roadbed, the roadbed design calculation result is directly applied to pavement structure design, the goal of durability of the roadbed pavement structure is achieved, resources are saved to the maximum extent, and economic benefits are more remarkable.
本发明提供一种路基路面平衡设计方法与结构，属于交通工程技术领域，该设计方法的步骤是：步骤一：根据沥青路面设计规范，划分路基分类类型，确定土基各层综合回弹模量要求；步骤二：分层计算路基综合回弹模量，判断是否满足设计要求；步骤三：首先根据交通荷载等级计算累计当量轴载次数，确定路面结构组合，拟定方案；步骤四：各结构力学响应计算，确定相应允许值指标；步骤五：路面结构验算；步骤六：进行全寿命周期内效益分析，确定最佳路基路面平衡设计结构；步骤七：设计方法完成。本发明基于路基综合回弹模量设计方法，将路基设计计算结果直接应用于路面结构设计中，实现了路基路面结构耐久性的目标，最大化的节约资源，经济效益更显著。
Roadbed and pavement balance design method and structure
一种路基路面平衡设计方法与结构
HU CHAO (Autor:in) / MA SHIJIE (Autor:in) / YUE XIUPENG (Autor:in) / WEI JINCHENG (Autor:in) / NI GUANGCONG (Autor:in) / YUAN ZHENZHONG (Autor:in) / XU XIZHONG (Autor:in) / DOU WENQIANG (Autor:in) / ZHANG XIAOMENG (Autor:in) / YAN XIANGPENG (Autor:in)
08.02.2022
Patent
Elektronische Ressource
Chinesisch
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