京哈高速公路改扩建工程北京方向通车

Core Viewpoint - The opening of the upgraded section of the Jingha Expressway marks the establishment of China's first long-distance ten-lane highway, addressing the increasing traffic demands in the region [1] Group 1: Project Details - The newly opened section of the Jingha Expressway from Suizhong (Jiliao boundary) to Panjin is now operational in the Beijing direction, featuring five lanes [1] - The mainline design speed is set at 120 kilometers per hour, enhancing travel efficiency [1] - The construction adopted a "traffic while construction" model, allowing for ongoing work without completely halting traffic flow [1] Group 2: Regional Importance - The Jingha Expressway serves as a crucial transportation artery for the Northeast region, facilitating access to Beijing [1] - The previous dual six-lane configuration was insufficient to meet the growing traffic demands, prompting the need for expansion [1] - The comprehensive upgrade project commenced in August 2022, highlighting the strategic importance of improving regional infrastructure [1]