Shield tunneling started in Jintang subsea tunnel of Ningbo-Zhoushan Railway.

Original title: Shield tunneling started in Jintang subsea tunnel of Ningbo-Zhoushan Railway.

On May 16th, technicians of China Railway 14th Bureau worked in the shield machine of "Yongzhou" in Jintang subsea tunnel of Yongzhou Railway.

On the same day, two super-large diameter shield machines simultaneously turned the cutter heads at both ends of the newly-built Jintang subsea tunnel on Ningbo-Zhoushan Railway (Ningbo-Zhoushan Railway), marking the official opening of the longest subsea high-speed rail tunnel in China.

Jintang subsea tunnel starts from Beilun District, Ningbo City in the west and ends in Jintang Town, Zhoushan City in the east, with a total length of 16.18 kilometers, of which the shield section is 11.21 kilometers, crossing Jintang Waterway, which is a control project for the whole line of Ningbo-Zhoushan Railway.

The Yongzhou Railway starts from Ningbo East Station in the west and ends at Bai Quan Town in Dinghai District in the east, with 7 stations, with a total length of about 76.4 kilometers and a design speed of 250 kilometers per hour. After the project is completed, it will end the history that Zhoushan Islands is closed to railways, which is of great significance for improving the layout of railway network and promoting the integration and urbanization of Ningbo Zhoushan.

Reporter Huang Zongzhi photopagebreak

The shield launching shaft on Zhoushan side of Jintang subsea tunnel of Ningbo-Zhoushan Railway, which was photographed on May 16th, is equipped with a shield machine "Dinghai" (photo of UAV). According to reports, the tunnel was excavated by China Railway 14th Bureau and China Railway 11th Bureau with two shield machines, namely "Yong Zhou" and "Dinghai".

(Photo courtesy of China Railway Eleventh Bureau)pagebreak

On May 16th, the shield machine of "Yong Zhou" was shot at the starting shaft of Ningbo side shield of Jintang subsea tunnel of Yong Zhou Railway. According to reports, the tunnel was excavated by China Railway 14th Bureau and China Railway 11th Bureau with two shield machines, namely "Yong Zhou" and "Dinghai".

Reporter Huang Zongzhi photopagebreak

On May 16th, the shield machine "Yong Zhou" of China Railway 14th Bureau was photographed in the shield launching shaft at Ningbo side of Jintang subsea tunnel on Yong Zhou Railway.

Reporter Huang Zongzhi photopagebreak

On May 16th, the "Dinghai" shield machine was shot at the starting shaft of Zhoushan side shield of Jintang subsea tunnel on Ningbo-Zhoushan Railway. According to reports, the tunnel was excavated by China Railway 14th Bureau and China Railway 11th Bureau with two shield machines, namely "Yong Zhou" and "Dinghai".

(Photo courtesy of China Railway Eleventh Bureau)pagebreak

On May 16th, technicians of China Railway 14th Bureau operated segment hoisting equipment in Jintang subsea tunnel of Yongzhou Railway.

Reporter Huang Zongzhi photopagebreak

On May 16th, technicians from the 14th Bureau of China Railway were working in the operation room of the shield machine "Yong Zhou" in Jintang subsea tunnel of Yong Zhou Railway.

Reporter Huang Zongzhi photopagebreak

On May 16th, the scene of the launching activity of the "Yongzhou" shield machine was filmed at the Ningbo side of Jintang subsea tunnel of Yongzhou Railway.

Reporter Huang Zongzhi photo