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26-04 2020
Deep foundation pit excavation of jiangbei working well of "the first tunnel of wanjiang river" in south city of anhui province
Recently, "wanjiang the first tunnel" - jiangbei work tunnel project jiangbei deep pit excavation. This marks the first crossing tunnel on the 800li wanjiang river officially started construction, also means the city's fourth crossing channel officially started. "This tunnel across the river is the most difficult project of its kind at present. The length of shield tunnel (tunneling machine at the same time as the tunneling tunnel to lay supporting pieces) is up to 4 kilometers, including 1.8 kilometers of bedrock, the rock is very strong, which poses a lot of challenges for the construction." -
15-04 2020
Shenguan intercity chimelong station to panyu avenue station left line shield tunnel through
On April 13, the 3970-meter shield tunnel between changlong station and panyu avenue station was successfully completed. This is the first major node of the project since it fully resumed work after the COVID 19 outbreak, and construction of this section of the tunnel is 97% complete. -
02-04 2020
Shenzhen rail transit line 14 left line shield tunnel in au section and baobao section started successfully on the same day
On March 31, shenzhen rail transit line 14, ao da interval (ao bei station - dayun station) left line shield tunnel, baobao interval (baohe station - baolong station) left line shield tunnel successfully started on the same day. -
10-01 2020
Guiyang rail transit line 3 has successfully crossed the guiyang-guangzhou high-speed railway
On January 9, it was learned that, with the steady tunneling of "qianjin" shield tunneling machine, guiyang line 3 civil engineering project department of 14th bid successfully completed the construction task of running down the guiyang-guangzhou high-speed railway, declaring the first shield tunneling machine in guizhou province to successfully run down the guiyang-guangzhou high-speed railway. -
06-01 2020
The left tunnel between guangzhou south railway station and chencun north railway station in the west extension of guangzhou metro line 7 was successfully completed
Recently, "hongrun 22" shield tunneling machine broke through the shield well at chencun north railway station, marking the smooth completion of the left line tunnel between guangzhou south railway station and chencun north railway station in the west extension of guangzhou metro line 7. On December 19, 2019, "hongrun 23" had successfully completed the construction of the right-line tunnel. Since then, the tunnel between guangzhou south railway station and chencun north railway station in the west extension of line 7 has been connected by two lines. -
02-01 2020
The left line of shield section between fenglehe road station and yulan avenue station on line 4 of hefei rail transit is connected
Recently, the construction of hefei rail transit line 4 has made new progress. On December 24, the left line of fenglehe road station and yulan avenue station was connected, which became the 36th single-line tunnel of line 4. On December 30, the double-line shield tunneling machine from science avenue station to qimen road station passed through hewu railway and hefu high-speed railway.
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