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1问题背景和研究目的索契城市的地形地貌和城市建设特点,包括河流、峡谷、铁路线路对区域土地的切割,给公路运输组织的优化造成极大困难。汽车数量的猛增,用尽了城市干线的通过能力,大大恶化了城市交通状况。在这种情况下必须集中力量综合解决区域交通问题。优先发展的是,修建绕过索契市稠密区的杜勃列尔公路。该公路线路的大部分(17
1 Background and Objectives Socio-urban topography and urban construction characteristics, including river, canyon and railway line cutting the regional land, have caused great difficulties for the optimization of road transport organizations. The surge in the number of cars, exhausted the ability to pass through the city’s main lines, has greatly deteriorated urban traffic conditions. In this case, we must concentrate on the comprehensive solution to the regional traffic problems. It is a priority to build the Dubereir Highway, which will bypass the dense area of Sochi. Most of the highway routes (17