mnb.pptx

bridge

1. Components of Bridge Structures A bridge is a structure providing passage over an obstacle without closing the way beneath. The required passage may be for a road, a railway, pedestrians, a canal or a pipeline. The obstacle to be crossed may be a river, a road, railway or a valley.

2. New River Gorge Bridge made of weather resistant steel

3. CLASSIFICATION OF BRIDGES (ACCORDING TO TYPE OF SUPERSTRUCTURE) SLAB BRIDGE BEAM BRIDGE TRUSS BRIDGE CABLE STAYED OR SUSPENSION BRIDGE ARCH BRIDGE

4. CLASSIFICATION OF BRIDGES (ACCORDING TO MATERIAL OF CONSTRUCTION) CONCRETE BRIDGE STONE BRIDGE RCC BRIDGE STEEL BRIDGE PCC BRIDGE COMPOSITE BRIDGE ALUMINIUM BRIDGE

5. Scherzer Rolling Lift Bridge

6. Classification of bridges (According to inter-span relationship)  Simply supported bridge Cantilever  bridge Continuous  bridge Classification of bridges (According to the position of the bridge floor relative to superstructures) Deck through bridge Half through or suspension  bridge

7. Classification according to method of connection of different part of superstructures Pinned connection  bridge Riveted connection  bridge Welded connection  bridge

8. Classification according to length of bridge Culvert  bridge(less than 6 m) Minor bridge(less than 6 m-60m) Major bridge(more than 60 m) Long span bridge(more than 120 m)

9. Classification according to function Aqueduct bridge (canal over a river) Viaduct(road or railway over a valley or river) Pedestrian bridge  Highway bridge Railway bridge Road-cum-rail or pipe line bridge

10. Panval Viaduct

11. THANK YOU