China News Service, Beijing, July 15th (Reporter Yu Lixiao) On July 15th, with the successful completion of the last rail weld joint of the National Library Station, marking the middle section of Beijing Metro Line 16 (Xiyuan Station-Ganjiakou (Station) The project has achieved the goal of long rail through nodes as scheduled.

Route map of the middle section of Beijing Metro Line 16. A map of major offices in Beijing

  According to the relevant person in charge of the Beijing Major Project Office, the central section of Beijing Metro Line 16 (Xiyuan Station-Ganjiakou Station) has a total length of 10 kilometers and 7 stations, including National Library Station, Suzhou Street Station, and Suzhou Bridge 4 interchange stations at the station and Erligou station.

  There are two track laying bases in the middle section of Metro Line 16, Haidian Park and National Library. The rapid rail construction company affiliated to Beijing Investment is responsible for construction management, and the track laying project department of China Railway Second Bureau is responsible for on-site construction.

  The middle section of Metro Line 16 has started track laying since June 2019. In the first half of this year, the project department actively overcame the impact of the epidemic, grasping the prevention and control of the epidemic on the one hand, and resuming production and production on the other hand. 70 meters, the long rail link will be realized as scheduled on July 15th, effectively guaranteeing the realization of the node goal.

The middle section of Beijing Metro Line 16 under construction. A map of major offices in Beijing

  According to the relevant person in charge of the fast track construction company, the participating units use the "railway area intelligent management system" throughout the track laying process. First, the track area video surveillance system is fully covered to enhance the safety, quality and progress of the track laying project. Management; second, by installing chip positioning on the hard hat, real-time and dynamic understanding of the position of the staff, strengthened the safety guarantee for the construction staff; third, through the use of big data technology to speed up personnel scheduling, timely coordinated advancement, and improved work efficiency .

  At the same time, a variety of technical measures have been adopted in the middle section of Metro Line 16 to achieve high-quality construction. First, the five underground excavation stations were constructed using single-layer pilot tunnel large-diameter intermediate pile underground excavation technology to reduce the impact of construction on the surrounding environment and shorten the precipitation cycle. It saves precious groundwater resources; second, the use of roof integrated pipe corridor design and no ceiling decoration inside the station, which is highly integrated with the equipment terminal, improves the clearance of the station hall, and reduces the operation and maintenance costs; third, the station entrance and exit ground kiosk uses clean concrete, Green environmental protection, natural transparency, good durability, and perfect integration with the urban environment. (Finish)