McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Civil Engineering .
| 251. |
The structure of a road is composed of |
| A. | sub-grade |
| B. | sub-base |
| C. | base |
| D. | all of these |
| Answer» D. all of these | |
| 252. |
The joints, for forming satisfactory constituents of a concrete pavement, must |
| A. | continue to remain water-proof for all times |
| B. | not induce structural weakness in the pavement |
| C. | not result into deterioration in the riding quality of the pavement |
| D. | all of the above |
| Answer» D. all of the above | |
| 253. |
As per IRC recommendations, the sub-grade or sub-base layer whatever underlies the concrete wearing slab, in concrete pavements, must confirm to the requirement that |
| A. | no soft spots are present in the sub-grade or sub-base |
| B. | the base or sub-base extends to atleast 30 cm wider on either side of the width to be concreted |
| C. | the sub-grade is properly drained |
| D. | all of the above |
| Answer» D. all of the above | |
| 254. |
Highway capacity is defined as the total number of vehicles |
| A. | that can be accomodated on a unit length of the road |
| B. | that can pass a given point in a unit period of time |
| C. | that can pass a given point in a specified period of time |
| D. | none of the above |
| Answer» B. that can pass a given point in a unit period of time | |
| 255. |
The sub-grade is the final load carrying part of the structure. |
| A. | True |
| B. | False |
| Answer» A. True | |
| 256. |
The stopping sight distance is always |
| A. | equal to |
| B. | less than |
| C. | greater than |
| Answer» B. less than | |
| 257. |
The purpose of traffic surveys is to |
| A. | know the type of traffic |
| B. | determine the facilities to traffic regulations |
| C. | design proper drainage system |
| D. | all of the above |
| Answer» D. all of the above | |
| 258. |
The rate of rise or fall of the road surface along its length, is called |
| A. | cant |
| B. | super-elevation |
| C. | gradient |
| D. | banking |
| Answer» C. gradient | |
| 259. |
The traffic census is carried out to study |
| A. | speed and delay |
| B. | traffic volume |
| C. | road parking |
| D. | origin and destination |
| Answer» C. road parking | |
| 260. |
In case of multi-lane road, overtaking is generally permitted from |
| A. | left side |
| B. | right side |
| C. | both sides |
| D. | any one of these |
| Answer» C. both sides | |
| 261. |
The gradient of a road depends upon the |
| A. | nature of traffic |
| B. | nature of ground |
| C. | rainfall of the locality |
| D. | all of these |
| Answer» D. all of these | |
| 262. |
The overall height of the vehicle determines the |
| A. | width of the pavement needed for the highway |
| B. | width of the bridges on the highway |
| C. | lengths of the valley curves at the underpasses in the city areas |
| D. | hight of the tunnels along the highways |
| E. | Both (c) and (d) |
| Answer» E. Both (c) and (d) | |
| 263. |
A vertical curve on a road provides change in gradient. |
| A. | Correct |
| B. | Incorrect |
| Answer» A. Correct | |
| 264. |
The main advantage of providing transition curves on highways, is |
| A. | to obtain transition from the tangent to the circular curve and from the obtain transition from the tangent to the circular curve and from the circular to the tangent |
| B. | to obtain a gradual increase of curfature from a value of zero at the tangent to a maximum at the circular curve |
| C. | to have a gradual increase of super-elevation from zero at the tangent to a specific maximum at the circular curve |
| D. | all of the above |
| Answer» D. all of the above | |
| 265. |
According to IRC : 52-1973, for a single lane National highway in a hilly area |
| A. | the total width of the road-way must be 6.25 m |
| B. | the width of the carriage way must be 3.75 m |
| C. | the shoulder on either side must be 1.25 m |
| D. | all of the above |
| Answer» D. all of the above | |
| 266. |
According to IRC recommendations, the width of transverse expansion joint should be |
| A. | 10 mm |
| B. | 20 mm |
| C. | 30 mm |
| D. | 40 mm |
| Answer» B. 20 mm | |
| 267. |
On horizontal and vertical curves, crossing sight distance must be provided to avoid any collision of two vehicles coming from opposite directions. |
| A. | Agree |
| B. | Disagree |
| Answer» A. Agree | |
| 268. |
The parapet walls are usually required on the valley side of the roadway, in order to |
| A. | retain the earth from slippage |
| B. | properly guide the vehicles to the roadway |
| C. | provide a good drainage system |
| D. | keep the road dry |
| Answer» B. properly guide the vehicles to the roadway | |
| 269. |
If the width of cariage way is 10 m and the outer edge is 40 cm higher than the inner edge, then the super-elevation required is |
| A. | 1 in 25 |
| B. | 1 in 100 |
| C. | 1 in 400 |
| D. | none of these |
| Answer» A. 1 in 25 | |
| 270. |
A terrain with cross-slope less than 10 percent, is called |
| A. | steep terrain |
| B. | mountainous terrain |
| C. | level terrain |
| D. | rolling terrain |
| Answer» C. level terrain | |
| 271. |
The speed that a driver adopts on a highway depends on the |
| A. | Physical characteristics of the highway and its surroundings |
| B. | weather conditions in the area |
| C. | speed limitations placed upon the vehicles |
| D. | all of the above |
| Answer» D. all of the above | |
| 272. |
A curve which consists of a single are connecting two straights is known as |
| A. | simple circular curve |
| B. | reverse circular curve |
| C. | cubic spiral curve |
| D. | lamniscate |
| Answer» A. simple circular curve | |
| 273. |
The longitudinal levels, in detailed survey of a hill road, should be taken at |
| A. | 4 m |
| B. | 6 m |
| C. | 8 m |
| D. | 10 m |
| Answer» D. 10 m | |
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