Question

why train tracks contains stones on it​

Answer 1

Answer:

Ballast refers to the crushed stones that make up the foundation. Their function is to keep the wooden cross ties in place, which keeps the rails in place. The solution is to start with bare ground and build a foundation to raise the track high enough to avoid flooding.

Explanation:

Answer 2

The crushed stones around train tracks are what is known as ballast. Their purpose is to hold the wooden cross ties in place, which in turn hold the rails in place. ... The answer is to start with the bare ground, and then build up a foundation to raise the track high enough so it won't get flooded

hope you may got your answer mate