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作 者:俞江波 YU Jiangbo(Municipal Environmental Protection Engineering Co.,Ltd.of CREC Shanghai Group,Shanghai,201101,China)
机构地区:[1]中铁上海工程局集团市政环保工程有限公司,上海201101
出 处:《建筑工程与管理》2020年第12期50-51,共2页Architecture Engineering and Management
摘 要:目前中国的纵向高速公路正在从东部逐渐的延伸扩大到中西部,并且中西部正在规划建设越来越多的高速公路。随着人们出行的需要,中国的高速公路从东部路线的延伸扩大到中西部,沿线的气候和地质条件也变得越来越复杂,使得施工难度不断的增加。所以影响高速公路的建设安全和质量的最重要影响因素之一就是路边的沉降。京珠高速公路是我国较早修建的高速公路,也是我国高速公路网的重要组成部分。原为双向4车道,现改扩建为双向8车道,改扩建方案为外侧第3、4车道新建,与既有路第1、2车道拼接。At present,Chinese longitudinal expressway is gradually extending from the east to the Midwest and more and more expressways are being planned and constructed in the Midwest.With the needs of people's travel,Chinese expressway extends from the eastern route to the central and western regions and the climate and geological conditions along the route become more and more complex,which makes the construction more difficult.Therefore,one of the most important factors affecting the safety and quality of highway construction is the settlement of roadside.Beijing Zhuhai expressway is an early built expressway in China and it is also an important part of Chinese expressway network.The original two-way 4 lane road is reconstructed and expanded to two-way 8 lane road.The reconstruction and expansion plan is to build the 3,4 lane outside,and connect with the 1,2 lane of the existing road.
分 类 号:U418.8[交通运输工程—道路与铁道工程]
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