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Department of Civil EngineeringShree Swami Atmanand Saraswati Institute of Technology, Surat

Track fittingsA Seminar onFaculty Supervisor:Mr. Rohit Tripathi(Adhoc. Asst. Prof., CED)Prepared & Presented By:JARIWALA KHUSHBOO A.(student civil engineering)

1TRACK FITTINGS

TRACK FITTING

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CONTENTPURPOSETYPES OF TRACK FITTINGREFERENCE3TRACK FITTINGS

PURPOSEThe Purpose of providing track fitting and fastenings in railway tracks is to hold the rails their proper position in order to ensure the smooth running of trains.These fittings and fastenings are used for joining rails together as well as fixing them to the sleepers.4TRACK FITTINGS

TYPES OF TRACK FITTINGSFish platesSpikesBoltsChairsPlatesBlocksKeys5TRACK FITTINGS

FishplateInrail terminology, afishplate,splice barorjoint baris a metal bar that is bolted to the ends of two rails to join them together in atrack. The top and bottom edges are tapered inwards so the device wedges itself between the top and bottom of the rail when it is bolted into place.Inrail transport modelling, a fishplate is often a small copperornickel silverplate that slips onto both rails to provide the functions of maintaining alignment.6TRACK FITTINGS

Fish plates7TRACK FITTINGS

2.SpikesDog spikesScrew spikesRound spikesStandard spikesElastic spikes

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Dog spikes

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Screw spike

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Standard spikes

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Elastic spikes

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3.BoltsDog bolt or hook boltFish boltRag boltFang nut and bolt

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Hook bolt

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Fish bolt

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Rag bolt16TRACK FITTINGS

Fang nut and bolt

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4.ChairsCast steel chairsMild steel and cast iron slide chairs

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Chairs19TRACK FITTINGS

MILD STEEL AND CAST IRON CHAIRS

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5.Plates Bearing platesSaddle plates

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Plates

Tie plateElastic ribbed plate

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6.BlocksHeel blocksDistance blocksCheck blockCrossing block

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Heel blocks

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7. KeysWooden key for C.I. chairM.S. key for steel through sleepersStuarts keyMorgan keyCotter and tie bars25TRACK FITTINGS

Spring steel clip(key)26TRACK FITTINGS

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Thank you28TRACK FITTINGS