Introduction: the total length of line of three pipe sections of Shanxi Central South railway channel engineering is 16.605km, and the project structures include tunnel 4 /15655m (Ganyanggou Tunnel, Qinjiaao Tunnel, Shaoyu Tunnel, Yanzhuang No.1 Tunnel), bridge 4 /671.02m, subgrade 7 sections in total /271.77m. Tunnel bottom reinforcement: 861m in total; ballastless track 14048 (single line) linear meters.
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