推荐回答(1个)
甬台温高速公路复线温州段项目是国家高速公路网和省、市高速公路主骨架的重要组成部分,是温州市“十二五”开局之年首个动工建设特别重大的交通基础设施项目。它起于乐清南塘,经乐清、龙湾、瑞安、平阳、苍南,止于与福建交界的苍南马站,全长约135.69公里,设计行车速度100km/h。其中乐清南塘枢纽至乐清互通与沈海(甬台温)高速共线,采用老路拓宽至8车道,拓宽段长度约23.65公里,路基宽度41米;其余路段均采用双向六车道,路基宽度33.5米。项目估算总投资约345.74亿元,计划工期四年(不包括瓯江北口大桥路段)。
甬台温高速公路复线温州段将联结起温州机场、深水海港等重大基础设施,贯穿起温州产业基础最好、经济活力最强的东部沿海区域,对提高沿海陆路交通的综合运输效率、拓展温州港的经济腹地、加速海洋经济开发具有关键作用。它还将在瓯江北岸承接绕城高速公路北线,在飞云江南岸承接绕城高速公路西南线,形成温州高速闭合环线,对温州拉开“1650”大都市区框架、增强中心城区的辐射力和带动力,以及更好地“对接海西区、融入长三角”、构建国家级交通枢纽城市,具有十分重要的战略意义。
据了解,未来五年,温州将倾力打造现代化交通,编织“1650”大都市快速交通网,构建国家级交通枢纽,改善温州内部交通环境,提升对外交通水平。“十二五”期间,温州计划投资1500亿元建设高速公路、港口、机场、国省道干线公路等交通基础设施,并将投入巨资建设市域铁路和城市公共交通。其中公路交通投资将超千亿元,是“十一五”6倍,约占全省公路总投资的三分之一。
将成我市最宽高速路
甬台温高速公路复线温州段主线长约135公里。南塘-黄华段、灵昆-阁巷段是温州段的重要组成部分,长约78公里。南塘到乐清枢纽23.65公里,由现有的甬台温(沈海)高速双向4车道拓宽为8车道。其余新建路段为双向6车道。建成之后,该段高速公路将是我市车道最多的高速公路。
甬台温高速公路复线温州段之所以没有全部在老路基础上进行拓宽,而是在靠海的一边重建新路,主要是为了扩大城市框架,使更多乡镇进入高速公路覆盖区,给这些区域也提供更便捷的交通出行服务;同时沿海的港口、工业基地、城市功能区等也需要强大的交通动脉支撑发展;此外还考虑到老路沿线住房、厂房密集,拆迁量太大等因素。
连续高架桥国内最长
记者从会上了解到,为了节约土地资源,工程初步设计中,该公路大量采用高架桥。从乐清南塘到瑞安阁巷78公里里程中,连续高架桥从乐清黄华枢纽一直延伸到瑞安阁巷(其中包括跨瓯江大桥),长度为46公里,将成为国内最长的公路桥梁,比杭州湾跨海大桥还长10公里。建设单位有关人士表示,建高架桥一方面可以节省路基占地面积,另一方面桥下空间可以用作市政道路等。从长远发展看,建高架桥的综合成本比建路基公路划算。
货车和客车各行其道
甬台温(沈海)高速公路温州段单向两车道,小客车司机常常会遇到郁闷的事情:两辆重型货车并排低速行驶,霸占了主车道和超车道,后方来车只能跟在它们屁股后面慢慢开。
甬台温高速公路复线将可避免这种状况。据介绍,甬台温高速公路复线温州段连接多个港口,未来大型货车将密集行经该路,同时它又连接我市温州机场和多个经济强镇,小客车也会频繁穿行其中。为了减少客货车之间的互相干扰,该公路在设计上就考虑采用货车、客车、超车三道分开的方式,货车有自己的路走,可减少对客车的阻挡。

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