济宁高速实现“闭环”，“四纵四横”网成型

Core Viewpoint - The Jining government is focused on high-quality development of its highway infrastructure, aiming to enhance connectivity and establish a modern transportation network by 2025, which includes completing a closed-loop highway ring around the main urban area and achieving a "four vertical and four horizontal" highway network [1][2]. Group 1: Highway Infrastructure Development - Since the beginning of the 14th Five-Year Plan, Jining has invested a total of 43.5 billion yuan in highway construction, completing 7 projects and surpassing 625 kilometers in total highway length [2]. - The city has improved north-south connectivity by expanding the Jing-Tai and Ji-Guang highways and achieving full connectivity of the Ji-Wei highway, significantly enhancing access to major economic regions [2]. - The completion of the main urban highway ring, which includes the Ji-Zhou, Ji-Shang, Ji-Wei, and Ri-Lan highways, allows for a travel time of approximately 1 hour to reach various counties and cities [2]. Group 2: Service Experience Enhancement - Jining has innovated a "nine major management" model for bridge maintenance and established a "full lifecycle" precise maintenance system to improve highway conditions [3]. - The city is upgrading service areas to create comprehensive service stations with amenities such as showers and laundry, integrating cultural elements into the service area design [3]. - A collaborative mechanism among transportation, police, and highway operation entities has been established to ensure safety and smooth traffic flow on highways [3]. Group 3: Technological Integration and Upgrades - Jining is advancing smart construction sites with digital and intelligent technologies, including real-time monitoring of material mixing at concrete and asphalt plants [4]. - The city has developed "zero-carbon" highways and charging stations, achieving 100% coverage of charging facilities in highway service areas [4]. - Innovative construction techniques, such as automated asphalt paving and the use of drones for inspections, are being implemented to enhance efficiency and quality in highway projects [5]. Group 4: Future Development Plans - The city plans to continue expanding and upgrading its highway network, with expectations to reach a total of 908 kilometers of operational and under-construction highways by the end of the 15th Five-Year Plan [5]. - Projects such as the Yan-Yuan, Dong-Yuan, and Wei-Zhou highways are prioritized for completion, contributing to the establishment of a "six vertical and five horizontal" highway network [5].