Bridge Engineering MCQ

41. Special investigation should be carried out for bridges having following features: As per IRC recommendations minimum length of approaches at ends of the bridge is

1. 30 m
2. 20 m
3. 15 m
4. 35 m

42. Bridge whose flooring supported or suspended at the bottom of the superstructure is called

1. Through bridge
2. Deck bridge
3. Semi-through bridge
4. None of the above

43. A longest extradosed bridge in India is

1. Naramada Bridge
2. Barapulla Bridge
3. Indraprastha Bridge
4. Vivekanand Bridge

44. Consider the following statements:

1. Bearings are provided in bridges to transmit the load from superstructure to the sub-structure
2. Fixed bearing allows both rotation and translation
3. The design of bearing depends upon the type of superstructure, type of supports and also on the length of support

Which of these statement(s) is/are true?

1. Only ii
2. Only i
3. i and ii
4. i and iii

45. In a bridge, which are the components of an abutment?

1. Breast Wall
2. Wing Wall
3. Back Wall

1. Only i
2. i and ii
3. ii and iii
4. i, ii and iii

46. It is generally assumed that the cable in a cable stayed bridge is

1. perfectly flexible
2. perfectly inflexible
3. extensible
4. perfectly flexible and extensible

47. The stream at the ideal bridge site should be

1. Well defined and as deep as possible
2. Well defined and as wide as possible
3. Well defined and as narrow as possible
4. Deep and as wide as possible

48. Suspension bridges are

1. movable bridges
2. suitable for long spans
3. suitable for short spans
4. used for navigable channels

49. IRC standard loading for bridge designs are

1. Class A, Class B, Class AB and Class 70-R
2. Class A, Class B, Class AB and Class 90-R
3. Class A, Class B, Class BB and Class 70-R
4. Class A, Class B, Class AA and Class 70-R

50. ________ can be rolled backwards and forwards across the opening.

1. Traverser bridges
2. Lift bridges
3. Transporter bridges
4. Bascule bridges