Zhou Xiaoming, chief photographer of Yangzhou Zhenzhou Mansion and Yizheng Grand Wharf, excerpted the information released by the WeChat public account of "China Railway 15th Bureau" on May 15, 2024: On the afternoon of May 12, the main enclosure structure of Tianning Avenue Station in the second work area of Ningyang Intercity (Yangzhou Section) of China Railway 15th Bureau was successfully closed, which fully opened the prelude to the excavation of the foundation pit and the construction of the main structure of the station.
Tianning Avenue Station is located at the intersection of Zhenzhou East Road and Tianning Avenue, is a two-storey underground single-column double-span rectangular frame structure, the total length of the main foundation pit of the station is 216 meters, the width of the standard section is 20.5 meters, the buried depth of the bottom plate of the end well is 20.5 meters, and the buried depth of the floor of the standard section is 18.9 meters.
Due to its proximity to the Yizheng passenger transport hub, residential quarters, Ninghai Line entrances and exits, etc., the surrounding areas are densely populated and the traffic flow is large, which has high requirements for traffic relief plans and traffic organization.
In addition, there are many types of pipelines within the station, the position deviation and buried depth are large, the relocation and protection construction are difficult, and the on-site operation environment is complex.
A few days ago, the first acceptance of the processing and installation of crown beams and supporting steel bars and formwork installation of Tianning Avenue Station was successfully passed, laying a solid foundation for the station to fully enter the pile head breaking, crown beam and support beam construction.
On December 28, 2021, on the day of the opening of the Ningju Intercity, Ningyiyang, Ningma and Ningchu Intercity held a groundbreaking ceremony on the same stage.
The civil construction of 3 stations and 2 elevated sections of Ningyang Intercity has been promoted, of which 1 station has completed the enclosure structure, and the initial design and approval of the cross-river section have been promoted.