广东阳信高速正式通车 粤西山区可直通粤港澳大湾区

Core Viewpoint - The opening of the Yangxin Expressway enhances connectivity between the mountainous regions of Guangdong and the Guangdong-Hong Kong-Macao Greater Bay Area, promoting coordinated urban-rural development [1] Group 1: Infrastructure Development - The Yangxin Expressway officially opened on December 28, providing a rapid transit route from the mountainous areas of western Guangdong to the Greater Bay Area [1] - This expressway serves as a key transportation link between Guangdong and Guangxi, addressing long-standing traffic development issues caused by the Yunkai Mountain range [1] - The expressway is part of Guangdong's comprehensive highway network, which includes "twelve verticals, eight horizontals, two rings, and sixteen radials" [1] Group 2: Economic Impact - The Yangxin Expressway significantly reduces travel time, cutting the journey from Yangchun to Xinyi from 4 hours to approximately 70 minutes [1] - Travel time from Xinyi to Shenzhen has been reduced from over 5 hours to about 3.5 hours, enhancing accessibility for local residents and businesses [1] Group 3: Construction and Technical Standards - The expressway was constructed by China Railway and China Railway Southern, with participation from various construction units, including China Railway No. 2 Engineering Bureau and China Railway Guangzhou Engineering Bureau [1] - It features a dual six-lane design with a speed limit of 120 kilometers per hour, ensuring efficient traffic flow [1] - The expressway connects with multiple major highways, including Zhongyang Expressway, Shanzhan Expressway, Baomao Expressway, and Yunmao Expressway, creating a rapid transportation network covering western Guangdong [1]