McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Civil Engineering .
| 51. |
Flashing yellow beam are sometimes employed as |
| A. | stopping signal |
| B. | proceeding signal |
| C. | warning signal |
| D. | none of these |
| Answer» C. warning signal | |
| 52. |
The thickness of road surfacing depends upon the |
| A. | type of traffic |
| B. | intensity of traffic |
| C. | type of material |
| D. | all of these |
| Answer» D. all of these | |
| 53. |
The stresses set up in concrete pavements due to change in moisture content are very |
| A. | high |
| B. | low |
| Answer» B. low | |
| 54. |
Which of the following statement is correct? |
| A. | The sub-base thickness is directly proportional to the group index of the soil |
| B. | The higher the group index of the soil, the larger is the thickness of the sub-base. |
| C. | If the group index value of the sub-base is between 5 and 9, then the sub-base is poor. |
| D. | all of the above |
| Answer» D. all of the above | |
| 55. |
A large difference of temperature between the top and the bottom of the slab causes |
| A. | hardening |
| B. | warping |
| C. | crazing |
| Answer» B. warping | |
| 56. |
The top of the ground on which the foundation of road rests, is called |
| A. | sub-grade |
| B. | soling |
| C. | base |
| D. | wearing layer |
| Answer» A. sub-grade | |
| 57. |
The roads connecting capital cities of states is called |
| A. | national highway |
| B. | express way |
| C. | state highway |
| D. | capital highway |
| Answer» C. state highway | |
| 58. |
The sub-base course is placed immediately above the |
| A. | sub-grade |
| B. | base |
| C. | wearing course |
| D. | none of these |
| Answer» A. sub-grade | |
| 59. |
A ater bound macadam road is an example of |
| A. | rigid pavement |
| B. | semi-rigid pavement |
| C. | flexible pavement |
| D. | none of these |
| Answer» C. flexible pavement | |
| 60. |
The term used for major or important roads of a country is |
| A. | country road |
| B. | urban road |
| C. | highway |
| D. | none of these |
| Answer» C. highway | |
| 61. |
The inward tilt given to the cross-section of the road surface, throughout the length of the horizontal curve, is known as |
| A. | super-elevation |
| B. | cant |
| C. | banking |
| D. | all of these |
| Answer» D. all of these | |
| 62. |
The central portion of a road for high speed vehicles is known as |
| A. | motor way |
| B. | express way |
| C. | shoulder |
| D. | Both (a) and (b) |
| Answer» D. Both (a) and (b) | |
| 63. |
Which of the following statement is correct? |
| A. | Steeper gradients are, sometimes, provided to avoid deep excavations. |
| B. | Steeper gradients are, sometimes, provided to avoid long detours. |
| C. | Exceptional gradient becomes necessary to avoid deep cuttings. |
| D. | all of the above |
| Answer» D. all of the above | |
| 64. |
The State Highways should have 8 m wide carriage-way with 2 m wide shoulder on each side |
| A. | Right |
| B. | Wrong |
| Answer» A. Right | |
| 65. |
A lamniscate fulfils the requirements of a true transition curve. |
| A. | Right |
| B. | Wrong |
| Answer» B. Wrong | |
| 66. |
The distance, measured along the centre line of a road, over which a driver can see the opposite object on the road surface, is called |
| A. | sight distance |
| B. | visibility |
| C. | clear distance |
| D. | none of these |
| Answer» A. sight distance | |
| 67. |
A gradient at which no tractive force is required to maintain constant speed by a vehicle is called |
| A. | average gradient |
| B. | limiting gradient |
| C. | exceptional gradient |
| D. | floating gradient |
| Answer» D. floating gradient | |
| 68. |
The theoretical capacity of a highway depends upon the |
| A. | average length of the vehicles |
| B. | average spacing of the moving vehicles |
| C. | either (a) or (b) |
| D. | both (a) and (b) |
| Answer» D. both (a) and (b) | |
| 69. |
The factor which influences the design of curves, is |
| A. | speed of vehicle |
| B. | maximum permissible super-elevation |
| C. | permissible centrifugal ratio |
| D. | all of these |
| Answer» D. all of these | |
| 70. |
During the detailed survey of a hill road, the first operation is to fix the bench marks. |
| A. | True |
| B. | False |
| Answer» A. True | |
| 71. |
A camber of 1 in 30 means that for a 30 m wide road, the crown of the road will be |
| A. | 0.5 m |
| B. | 1 m |
| Answer» A. 0.5 m | |
| 72. |
The design criterion for the valley curves is the centrifugal force developed. |
| A. | Yes |
| B. | No |
| Answer» A. Yes | |
| 73. |
The main advantage of concrete pavements is that |
| A. | it offers less resistance to traffic |
| B. | it is not slippery when clean |
| C. | it has low maintenance cost |
| D. | all of these |
| Answer» D. all of these | |
| 74. |
For cement concrete roads, a minimum gradient of 1 in 330 can be provided. |
| A. | True |
| B. | False |
| Answer» A. True | |
| 75. |
The design capacity of the road may be defined as the |
| A. | practical capacity or a smaller value determined for use in designing the highway to accommodate the design hourly volume (D.H.V.) |
| B. | basic capacity or a higher value determined for use in designing the highway to accommodate the D.H.V. |
| C. | practical capacity or smaller value determined for use in designing the highway to accommodate the average daily traffic (A.D.T.) |
| D. | basic capacity or a higher value determined for use in designing the highway to accommodate the A.D.T. |
| Answer» A. practical capacity or a smaller value determined for use in designing the highway to accommodate the design hourly volume (D.H.V.) | |
| 76. |
The camber recommended for water bound macadam roads in |
| A. | 1 in 24 to 1 in 30 |
| B. | 1 in 30 to 1 in 48 |
| C. | 1 in 48 to 1 in 60 |
| D. | 1 in 60 to 1 in 80 |
| Answer» B. 1 in 30 to 1 in 48 | |
| 77. |
The California bearing ratio (CBR) method of flexible pavement design gives an idean about |
| A. | the quality of road making material |
| B. | the traffic intensities |
| C. | the characteristics of soil |
| D. | all of these |
| Answer» A. the quality of road making material | |
| 78. |
In snow-bound sections, the super-elevation on roads should not be more than |
| A. | 7% |
| B. | 8% |
| C. | 9% |
| D. | 10% |
| Answer» A. 7% | |
| 79. |
The tongue and groove type of longitudinal joint do not help to control the differential uplift between the two adjacent edges. |
| A. | Right |
| B. | Wrong |
| Answer» B. Wrong | |
| 80. |
An ideal vertical curve is a cubic spiral. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 81. |
According to Telford |
| A. | the size of stone at the centre varied from 160 mm to 200 mm and gradually decreased to 75 mm to 125 mm towards the haunches |
| B. | the central 6 metre width of the road was covered with two layers of stones about 100 mm and 50 mm respectively |
| C. | the size of stone used was of 63 mm diameter |
| D. | all of the above |
| Answer» D. all of the above | |
| 82. |
Weight of a vehicle affects |
| A. | passing sight distance |
| B. | extra widening |
| C. | pavement thickness |
| D. | width of lanes |
| Answer» C. pavement thickness | |
| 83. |
Which of the following statement is correct? |
| A. | The sub-grade strength has only little influence upon the structural capacity of the rigid pavement. |
| B. | The major factor in the design of rigid pavements is the flexural strength of concrete. |
| C. | The temperature variations due to changes in atmospheric conditions do not produce stresses in flexible pavements. |
| D. | all of the above |
| Answer» D. all of the above | |
| 84. |
A curve whose radius gradually changes from an infinite value to a finite value or vice-versa for the purpose of giving easy change of direction of a road, is called a |
| A. | circular curve |
| B. | transition curve |
| C. | simple curve |
| D. | compound curve |
| Answer» B. transition curve | |
| 85. |
Rolling terrain is a terrain with cross-slope of |
| A. | upto 10% |
| B. | 10 to 25% |
| C. | 25% to 60% |
| D. | greater than 60% |
| Answer» B. 10 to 25% | |
| 86. |
At the end of the reconnaissance phase, the selected alignment is pegged by using about 2m high poles on which the |
| A. | number of peg is marked |
| B. | direction of proposed alignment is marked |
| C. | distance between the two pegs is marked |
| D. | all of these |
| Answer» D. all of these | |
| 87. |
The width of parking spaces is effected by the |
| A. | width |
| B. | length |
| Answer» A. width | |
| 88. |
Formation width on straights for motorable road carrying a total load less than 100 tonnes per day, is |
| A. | 3 to 4.5 m |
| B. | 4.5 to 5 m |
| C. | 5 to 7.25 m |
| D. | none of these |
| Answer» B. 4.5 to 5 m | |
| 89. |
In scanty rainfall areas, the camber provided will be |
| A. | flatter |
| B. | steeper |
| C. | zero |
| D. | none of these |
| Answer» A. flatter | |
| 90. |
Traffic engineering deals with the |
| A. | traffic operation |
| B. | design and application of control devices |
| C. | analysis of traffic characteristics |
| D. | all of these |
| Answer» D. all of these | |
| 91. |
The main disadvantage of concrete roads is that |
| A. | the initial cost is high |
| B. | it requires skilled personnel for construction |
| C. | it requires cautious handling of the material |
| D. | all of the above |
| Answer» D. all of the above | |
| 92. |
For design purposes, average daily traffic should be considered. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 93. |
The main advantage of providing super-elevation is |
| A. | to decrease the intensity of stresses on the foundation |
| B. | to increase the stability of the fast moving vehicles, when they negotiate a horizontal curve |
| C. | to achieve higher speed of vehicles |
| D. | all of the above |
| Answer» D. all of the above | |
| 94. |
The universally recognized factor which affects the flexible pavement design, is the |
| A. | characteristics of the natural soil which underlies the pavement |
| B. | volume and character of traffic that will use the highway |
| C. | drainage condition of the area |
| D. | all of the above |
| Answer» D. all of the above | |
| 95. |
A track of width 1 to 1.2 m constructed along the selected alignment to facilitate access to the area for inspection and detailed survey is known as |
| A. | inspection trace |
| B. | terrain |
| C. | trace out |
| D. | all of these |
| Answer» C. trace out | |
| 96. |
In detailed survey of a hill road, the interval for plotting the contours at sharp curves is generally |
| A. | 1 m |
| B. | 2 m |
| C. | 4 m |
| D. | 6 m |
| Answer» B. 2 m | |
| 97. |
The grand trunk (G.T.) road was constructed during |
| A. | 1440 to 1445 A.D. |
| B. | 1540 to 1545 A.D. |
| C. | 200 to 2500 B.C. |
| D. | 2500 to 3000 B.C. |
| Answer» B. 1540 to 1545 A.D. | |
| 98. |
The transverse contraction joints in unreinforced concrete pavements are provided at much closer intervals than the expansion joints. |
| A. | Agree |
| B. | Disagree |
| Answer» A. Agree | |
| 99. |
The transverse joint may be a |
| A. | expansion joint |
| B. | contraction joint |
| C. | warping joint |
| D. | all of these |
| Answer» D. all of these | |
| 100. |
The Indian Roads Congress (I.R.C.) was set up in |
| A. | 1930 |
| B. | 1934 |
| C. | 1948 |
| D. | 1956 |
| Answer» B. 1934 | |
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