串联八达岭、柳沟、永宁等热门旅游地，京北再添19.8公里骑行线

Core Points - The Nanshan Ring Road Phase III officially opened for trial operation on October 31, 2023, completing a crucial link in the transportation network of the Yanqing District, enhancing access to popular tourist destinations [1][3] - The project, which began construction in March 2023, spans approximately 19.8 kilometers and is designed to improve connectivity in the region, benefiting local towns [3][6] - The road features advanced engineering solutions, including the use of smart inspection robots and innovative construction techniques to address geological challenges [4][6] Infrastructure Development - The Nanshan Ring Road Phase III is part of the Yanqing District's "three horizontal and five vertical" road network, connecting key areas and enhancing the overall road framework [3] - The project includes 19 bridges and 2 tunnels, significantly improving the accessibility of the region and linking various tourist attractions [3][4] - The construction of the Daqin Railway overpass utilized advanced techniques to ensure precision and safety, showcasing high-level engineering skills [4] Technological Integration - The project incorporates smart technology, such as intelligent inspection robots in the tunnels, enhancing safety and operational efficiency [6] - The use of a 3D imaging geological forecasting system during tunnel construction allowed for better risk management in challenging geological conditions [3][6] Environmental and Cultural Considerations - The project emphasizes ecological sustainability by implementing a "zero waste" approach, repurposing excavated materials for roadbed construction and planting native vegetation [6] - The road is designed to promote tourism, featuring cycling paths, decorative elements, and improved signage to enhance the visitor experience [6]