What is the difference between a railway line and a railway track? - Quora
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Why are there crushed stones alongside rail tracks? - Quora
How are high-speed rail tracks different than normal train tracks? - Quora
If the wheels and axles on trains don't have a differential how is it that don't create unnecessary wear on the wheels? - Quora
Why are pieces of gravel placed around the railway tracks? - Quora
What stones along raliway track means? - Quora
What factors contribute to vehicles obstructing train tracks? - Quora
How are train rails able to switch course at a junction without manual oversight? Is it done electronically, or by the advancing train on the same track? - Quora
Can a train fall off the tracks? - Quora
How does a train move on a railway track? - Quora
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