Texas Guidelines for Optimizing Roadway Cross-Section
项目名称: Texas Guidelines for Optimizing Roadway Cross-Section
摘要: Highways and streets in Texas contain a wide variety of cross-sections, with through lanes, turning lanes, medians, shoulders, parking, and bicycle lanes as common components. Providing an appropriate cross-section is important for both operational and safety performance. It is useful to periodically evaluate whether a given cross-section is the most appropriate based on expected road users and related contextual application. One alternative cross-section treatment has been called the “road diet”, in which existing through lanes or shoulders may be reduced and that cross-section width reassigned for other purposes. There is currently no statewide guidance for this type of roadway optimization. The research team will compile and review existing road cross-section (“diet”) guidance on urban, suburban and rural environments from across the United States, along with research findings, to identify content that would be appropriate for inclusion in Texas-based guidelines for road cross section optimization. The research team will also consider the data needs for assessing a proposed cross section treatment. The research team will use the results from these efforts to determine if existing guidance and data are sufficient to develop cross section optimization guidelines. The research team will provide recommendations for further evaluation and adoption.
状态: Active
资金: 200000
资助组织: Texas Department of Transportation
管理组织: Texas Department of Transportation
项目负责人: Schwerdt, Tom
执行机构: Texas A&M Transportation Institute
主要研究人员: Brewer, Marcus
开始时间: 20220901
预计完成日期: 20230831
主题领域: Design;Highways;Operations and Traffic Management;Safety and Human Factors
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