烟台城市快速路项目首条主线隧道贯通

Core Points - The completion of the last blasting operation for the right line of the Tashan North Road tunnel marks a significant milestone in the construction of the urban expressway project in Yantai, with a total length of 2.89 kilometers [1][4] - The tunnel is designed to accommodate both civil and military defense needs, located at the junction of Zhifu District and Laishan District, and faces complex geological conditions [3][4] - The project team utilized advanced scientific methods and technologies, including smart construction systems and digital management platforms, to effectively manage geological changes and ensure safe and efficient construction [4] Project Details - The construction team implemented 24-hour continuous operations to accelerate progress, achieving completion nearly four months ahead of schedule for the right tunnel [4][5] - The next steps include finishing the tunnel's decorative works, fire protection systems, mechanical and electrical installations, and other ancillary facilities, with the left tunnel expected to be completed by the end of September [5] - The tunnel is a key component of Yantai's "one horizontal and two vertical" road network plan, which will enhance connectivity among four districts and significantly promote economic development in Yantai [5]