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How China Lay Track on the Ballastless High-Speed Railway?
The ballastless track-laying unit is an advanced track-laying unit in China.
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It uses the laying method of “pull forward, push backward, and proceed synchronously” for track laying operations.
It has a high degree of mechanization, good system stability, and low labor intensity. Road seam and track laying are fast.
It took about 40 workers to lay a 500-meter-long section of rail, which takes about half an hour. The progress of track laying is more than 6 km/day, and the highest progress is 9 km/day.
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