合肥这条高架，正式放行通车！

Core Viewpoint - The opening of the Qingxi Road Elevated Bridge marks a significant improvement in the traffic network of Hefei, enhancing connectivity between major urban expressways and promoting high-quality urban development [4]. Group 1: Project Overview - The Qingxi Road Elevated Bridge is approximately 2.7 kilometers long, with a 0.5-kilometer section connecting the main bridge of the West Second Ring Road to Qingxi Road [1]. - The bridge features a dual six-lane design, facilitating efficient traffic flow [1]. Group 2: Engineering Highlights - Innovative construction techniques were employed, including modular support devices for quick assembly, addressing challenges of narrow street excavation [3]. - A smart construction platform was established, utilizing AI for safety risk monitoring and intelligent dust suppression [3]. - BIM+AR technology was applied for visualizing underground pipelines, ensuring precise construction [3]. - Digital twin and intelligent monitoring technologies were used during the pushing operation of a 10,000-ton steel box beam, achieving millimeter-level precision to ensure railway operation safety [3]. Group 3: Traffic Impact - The official opening of the Qingxi Road Elevated Bridge connects the West Second Ring and West First Ring, significantly improving traffic efficiency in the Hefei western area [4]. - This development optimizes the road network structure, acting as a catalyst for the city's high-quality growth [4].