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近年来,京津冀都市圈的发展正以构筑现代化交通体系为突破口顺利进行,其中京津冀三地的高速公路总里数合计已达到2300公里,其中河北全省的高速公路总里数在全国位列第二。包括京津塘、京沪、京沈、京珠、津蓟、石太、石黄、保津等在内的高速公路网线进一步把京津冀连为一体,为环渤海区域及京津冀都市圈的发展创造了必要的基础条件。本地区高速公路管网的发展促进了交通流量的增长,以京津塘高速为例,2001年京津塘全线平均日交通流量为1.69万辆,2003年是2.08万辆,而2004
In recent years, the development of the Beijing-Tianjin-Hebei metropolitan area is taking the construction of a modern transportation system as a breakthrough point. Among them, the total number of expressways in Beijing, Tianjin and Hebei has totaled 2,300 km, of which the total mileage of highways in Hebei province is The country ranked second. The expressway network including Beijing-Tianjin-Tangshan, Beijing-Shanghai, Beijing-Shenyang, Beijing-Zhuhai, Tianjin thistle, Shihtai, Shihuang and Baojin further integrated the Beijing-Tianjin-Hebei region into the Bohai Rim region and the Beijing- The development has created the necessary basic conditions. The development of expressway pipe network in the region has contributed to the increase of traffic flow. Taking the Beijing-Tianjin-Tanggu Expressway as an example, the average daily traffic volume of Beijing-Tianjin-Tongjiang in 2001 was 16,900, compared with 20,800 in 2003,