RUBI Explains: What Is Ballast?
What is a ballast and what is its purpose?
Ballast is angular, crushed mineral material with a grain size between 32 and 63 milimetres. In a railway track, the ballast bed stabilises the rails and sleepers.
What is a ballast and what is its purpose?
Ballast is angular, crushed mineral material with a grain size between 32 and 63 milimetres. In a railway track, the ballast bed stabilises the rails and sleepers.
