Types of rail failure:- Following are the types of rail failure 1. Crushed heads rail failure:- Crushed heads rail failure are those which have either sagged or flattened. Besides the defect of manufacture, crushed heads are due to, Sleeping of wheels. Flat spots on wheels which are developed due to skidding of wheels. Weak supports at the rail end. 2. Square or angular break in rail:- The rail mein completely broken either in a vertical plane or in an inclined plane. 3. Split heads rail failure:- In this, cracks occur in the middle of the head or pieces are split from the side to the end of the head. If the surfaces of the crack, when opened, a smooth and dark, the defective rail is known as piped rail. This happened either due to cavity formed during manufacture shrinkage of metal when the metal not having been closely welded together. 4. Split web:- This is the through crack in the web, through note necessarily runs through the Bolt holes. 5. Horizontal fissu...
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