According to the adjustment of the construction period of Qing Ji Company, the Lairong high-speed railway project was statically accepted on June 1 day, jointly commissioned and tested on July 10, and put into operation on October 26th. Lairong high-speed railway, namely the section from Laixi to Rongcheng of Roewe high-speed railway, is a high-speed railway connecting Laixi City in Qingdao, China and Rongcheng City in Weihai, Shandong Province. On June 365438+1October 3 1 day, 2020, the Lairong high-speed railway was officially started.
As of August 2023, Lairong high-speed railway runs from Laixi Station to Rongcheng Station, with a total length of 193 km. Lairong high-speed railway is the connecting line of the coastal passage of China eight vertical and eight horizontal high-speed railway network, and it is also the main passenger passage of Jiaodong Peninsula transportation. After the Lairong high-speed railway is completed and opened to traffic, it is of great significance to fill the shortcomings of Jiaodong Peninsula road network and promote the integrated development of Jiaodong economic circle.
Historical evolution of Lairong high-speed railway;
On June 65438+1October 1 1 day, 2023, Lairong high-speed railway was fully transferred from offline to online engineering construction. On March 24th, the integral box girder of Lairong high-speed railway was erected. On April 1 day, Lairong high-speed railway officially entered the track-laying stage of the whole line. On April 17, the first catenary conductor of Lairong high-speed railway was successfully erected. On April 25th, the first project of Lairong High-speed Railway Four-Power System Integration Project passed the acceptance evaluation.
On May 19, Lairong High-speed Railway completed the long track laying. On June 6th, Lairong High-speed Railway officially entered the static acceptance stage. On June 25th, the static acceptance of Lairong high-speed railway was completed. Cold sliding test of Lairong high-speed rail network on July 5. On July 5th, all four traction substations of Lairong High-speed Railway were successfully delivered. On July 7, Lairong high-speed railway realized cross-catenary power transmission.
The above contents refer to Baidu Encyclopedia-Rongcheng High Speed Rail.