INTRODUCTION: Sleepers are laid transverse to the rails on which the rails are supported and fixed. They transfer the loads from rails to the ballast and subgrade below. FUNCTIONS OF SLEEPERS: · Holds the rails to maintain correct gauge. · Holds the rails in proper level or transverse tilt. · Distribute the load from the rails to ballast. · Provides longitudinal and lateral stability. · Provides means to rectify track geometry during service life. REQUIREMENTS OF SLEEPERS: v It’s is Economical. v It’s Moderate weight. CLASSIFICATION OF SLEEPERS: v Wooden Sleepers v Metal Sleepers ü Cast Iron Sleepers ü Steel Sleepers...