The double hole of the Tunnel No. 1 Tunnel of the A3 Bidding Section of the Qinqin section of the Qin and Qin Expressway
Author:Hebei Radio and Television Sta Time:2022.07.17
The client reported (photographer Liu Mancang) On July 17th, the double hole of the Tunnel No. 1 Tunnel of the A3 Bidding Section of the Qinqin section of the Jingqin Expressway was connected, and the builders cheered and celebrated.It is understood that there are 13 tunnels from the Qinqin section of the Qin and Qin high -speed speed. There are currently 9 completed, and the remaining 4 tunnels are under construction.
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