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城市道路設(shè)計雙語lectu(已修改)

2025-01-19 05:05 本頁面
 

【正文】 Design of Expressway Concept Design specification: 《 城市快速路設(shè)計規(guī)程 》 (CJJ1292022) (Specification for design of urban expressway) Design standards ? Design speed ?60km/h, 80km/h, 100km/h ? Lanes number ?4, 6, 8 ? Lane width ?, Contents ? Basic section (基本路段) ? Entrance and exit (出入口) ? Speed change lane (變速車道) ? Viaduct(高架路) Basic section ? Basic traffic capacity ? LOS: (Class 3 should be selected in the design of the urban expressway) Basic sectionCrosssection design ? Type of urban expressway At ground (地面快速路) Viaduct (高架快速路) Excavated (塹式快速路) Integral (整體式) Separated (分離式) Main road (主路) Relief road (輔路) Basic sectionCrosssection design ? At ground Basic sectionCross
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