Sr.No. | Detail | Pier | Abutment |
1 | Support | The intermediate supports for the superstructure of a multi-span bridge are known as piers. | The end supports of a bridge superstructure are known as abutments. |
2 | Material | A pier essentially consists of two parts i.e. a column shaft and the foundation. | Abutments are built either with brick masonry, stone masonry, mass concrete, precast concrete blocks or RCC. |
3 | Function | The function of a pier is to transmit the load from the bridge to the underneath sub-soil. | Abutments support the ends of the bridge and transfer the loads from the superstructure into the ground. |
4 | Types | Types of Piers• Solid Piers• Open Pier | Types of Abutments• Closed Abutment• Stub or Perched Abutment• Pedestal or Spill-through Abutment• Integral End Bents• Mechanically Stabilized Abutment |
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