京北再添19.8公里特色骑行线

Core Points - The Nanshan Ring Road Phase III officially opened for trial operation, completing a crucial link in the transportation network of the Yanqing District, enhancing access to popular tourist destinations [1] - The project was completed two months ahead of schedule, taking nearly three years to construct, and spans approximately 19.8 kilometers [1] - The road is designed as a two-lane secondary highway, benefiting three townships in Yanqing District and significantly improving regional connectivity [1] Construction Challenges - The construction team faced multiple technical challenges, including the West Huailing Tunnel, which is 762 meters long and features a dual carriageway design with separate lanes for non-motorized and motorized vehicles [2] - The East Hongshan Tunnel, measuring 968 meters, encountered poor geological conditions, leading to the innovative use of a 3D imaging geological forecasting system for safe construction [2] - The project included a key overpass for the Daqin Railway, utilizing advanced construction techniques to ensure precision and safety during the build [2] Integration of Technology and Ecology - The Nanshan Ring Road Phase III integrates technology, culture, tourism, and ecology, featuring smart inspection robots in the tunnels for enhanced safety [3] - The road was constructed according to the standards of a cycling route, with various enhancements for tourism, including colorful road markings and cycling sculptures [3] - The project adopted a "zero waste" philosophy, repurposing excavated materials for roadbed fill and planting over 3,000 native plants at tunnel entrances to promote ecological sustainability [3]