The latest progress of the construction of Shield Machine No. 13 of China Railway Shanhe, which has attracted a lot of attention from the industry, has come!

　　On August 29th, the first shield tunnel constructed by China Railway Shanhe - Changsha Wanjiali North Extension Electricity Tunnel, the first shield machine - China Railway Shanhe No. 13 shield machine The first shield tunnel - Shield Machine No. 13 of China Railway Shanhe was successfully passed through.

　　China Railway Shanhe's First Shield Method Construction Tunnel Passing Through Site

　　Changsha Wanjiali Road Rapid Transformation North Extension Electricity Tunnel is a provincial and municipal key electricity project serving Metro Line 3 and Line 5 as well as ChangZhuTan Intercity Railway, adopting the shield method construction mode with a total length of 5 kilometers and an inner diameter of 3.6m, and the interval of the first shield penetration this time is 1978 meters long.

　　It took 325 days, CRS 13 shield machine split four times, started three times, received three times, and passed through the well twice, passing through Metro Line 5 and Liaojiao River, crossing the river section up to 200m, and the nearest distance from the river bottom scouring layer is only 2.1 meters. After many tests, Shield No. 13 successfully completed the first shield method construction project of China Railway Shanhe in the field of tunnel construction.

　　September 22, 2020

　　Shield machine No. 13 of China Railway Shanhe slowly rotated its cutter plate and started successfully in the power tunnel project of Wanjiali North Extension Line.

　　February 1, 2021

　　China Railway Shanhe No. 13 shield machine successfully penetrated the first tunnel section of the Wanjiali North Extension Line Power Tunnel Project after cutting the piles of the enclosure structure with its cutter plate.

　　August 29, 2021

　　The first shield tunnel of Wanjiali North Extension Electricity Tunnel Project has passed through, and it is reported that the other two shield tunnels of Wanjiali Project will soon be passed through.

　　China Railway Shanhe has taken a solid step in the field of tunnel construction, laying a solid foundation for the three major businesses of Shanhe Intelligent, namely shield structure development, sales, leasing and construction, to go hand in hand.