Introduction：the total length of the main line
is 12.3km, and the total length of the bridge is 8930.82m, including 4 grand
bridges, 7 large bridges and 1 medium bridge; 10 subgrades with total length of
1951.5m; 2 tunnels with total length of 1500m. CRTSI ballastless track is
adopted for the track system of the whole line.
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