Bridge Engineering MCQs Quiz Multiple Choice Questions & Answers

1. A bascule bridge is a

1. fixed bridge
2. movable bridge
3. deck bridge
4. through bridge

2. A bridge of more than ................ span is treated as long span bridge.

1. 30 m
2. 60 m
3. 90 m
4. 120 m

3. A bridge of span 25 m may be treated as

1. culvert
2. minor bridge
3. major bridge
4. long span bridge

4. As far as possible the alignment of a bridge should be

1. square
2. skew
3. curved
4. none of the above

5. Bridge over a dry valley is known as

1. causeway
2. minor bridge
3. vent
4. viaduct

6. Deep cast bearings are suitable up to .................. spans

1. 6 m
2. 12 m
3. 12 to 20 m
4. 20 to 30 m

7. Fixed plate bearing plates are suitable for spans upto

1. less than 6 m
2. 12 m
3. 18 m
4. 24 m

8. For a major bridge usually the type of foundation is

1. grillage foundation
2. spread foundation
3. well foundation
4. caisson foundation

9. Generally, a culvert has span less than

1. 3 m
2. 6 m
3. 9 m
4. 12 m

10. Height of bridge is kept ............... above high flood level

1. 1.2 to 1.5 m
2. 1.8 to 2.1 m
3. 2.2 to 2.5 m
4. more than 2.5 m

11. If a rocker and roller bearing is provided at one end of a bridge girder, then the other end will be

1. fixed end
2. simple support
3. free end
4. rocker bearing

12. In case of alluvial streams linear waterway is determined by Luceys formula as L = where Q is discharge and C is .............. depending upon the local conditions:

1. 1.2 to 2.2
2. 2.4 to 3.5
3. 3.7 to 4.2
4. 4.5 to 6.3

13. In preliminary survey cross sections at ................ interval should be determined.

1. 20 m
2. 35 m
3. 50 m
4. 65 m

14. In the design of piers, the water pressure to be considered is

1. static pressure
2. dynamic pressure
3. impact due to cross current
4. all the above

15. Masonry arch bridges are used to span

1. less than 3 m
2. 3 to 15 m
3. 15 to 20 m
4. 20 to 30 m

16. Minimum depth of foundation below the scour line in a arch bridge for piers should not be less than

1. 1.2 m
2. 1.8 m
3. 2.4 m
4. 3.0 m

17. Movable bridges are built across

1. streams
2. rivers
3. channels
4. dry valley

18. Preliminary survey should be carried out to at least ................ distance on upstream and downstream side

1. 200 to 500 m
2. 500 to 1000 m
3. 1000 to 1500 m
4. 1500 to 2000 m

19. R.C.C. piers of the following shapes are not used

1. rectangular
2. dumb-bell type
3. trestle bent
4. T-shape

20. Rocker bearings are suitable for spans upto

1. 6 m to 12 m
2. 15 to 20 m
3. more than 20 m
4. not suitable for any span

21. Slab bridges are used to a maximum span of

1. 6 m
2. 9 m
3. 12 m
4. 20 m

22. Temporary bridges are built during

1. military operations
2. project executions
3. rescue operations
4. all the above

23. The arrangement made to prevent entry of water at the site of pier construction is known as

1. caisson
2. cofferdam
3. earthen dam
4. none of the above

24. The bridge having its floor flush with bed of stream is known as

1. causeway
2. culvert
3. viaduct
4. minor bridge

25. The cross section of a pier may be

1. rectangular
2. with triangular edges towards upstream and downstream sides
3. with curved faces on upstream and downstream sides
4. all the above

26. The end supports of a bridge superstructure are known as

1. wing walls
2. piers
3. abutments
4. bed blocks

27. The floor provided between masonry walls below the river bed is known as

1. wing wall
2. curtain wall
3. bed block
4. kerb

28. The height of concrete pier may be raised by ................. every day during the construction

1. 600 mm
2. 900 mm
3. 1200 mm
4. 1500 mm

29. The most suitable foundation for a culvert is

1. spread foundation
2. pile foundation
3. well foundation
4. caisson foundation

30. The roadside slope of kerb is

1. 1 in 5
2. 1 in 8
3. 1 in 10
4. 1 in 15

31. Which one of the following is not a low cost bridge

1. wooden bridge
2. masonry bridge
3. floating bridge
4. movable bridge

32. Which one of the following is not a type of culvert?

1. Pipe culvert
2. Box culvert
3. Through culvert
4. Slab culvert

33. Which one of the following is not the correct statement? Bridge site

1. be narrow
2. should not possess high banks
3. be at reasonable proximity to the direct alignment of road
4. be geologically sound

34. Width and height of kerbs on bridges are generally ................ respectively.

1. 600 mm and 225 mm
2. 450 mm × 200 mm
3. 225 mm × 600 mm
4. 200 mm × 450 mm