MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Pavement Design knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Subgrade layer is not present in an airport pavement. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Compaction ______ the bearing capacity of the soil. |
| A. | Doesn t affect |
| B. | Reduces |
| C. | Disturbs |
| D. | Increases |
| Answer» E. | |
| 3. |
Which type of compaction roller is unsuitable for well-graded soils? |
| A. | Sheep foot roller |
| B. | Vibratory roller |
| C. | Power rammer |
| D. | Smooth wheeled roller |
| Answer» B. Vibratory roller | |
| 4. |
What is the first step involved during the construction of subgrade? |
| A. | Compaction |
| B. | Excavation |
| C. | Levelling |
| D. | Removal of vegetation |
| Answer» E. | |
| 5. |
Which of the below is a function of the subgrade? |
| A. | Distribute wheel load |
| B. | Support wheel load |
| C. | Provide binding |
| D. | Ensure drainage |
| Answer» C. Provide binding | |
| 6. |
Clay soils are the best to prepare subgrade. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
If the soil available for construction of subgrade is weak, then which one of the following can be used? |
| A. | Increasing thickness |
| B. | Providing additional silt |
| C. | Additional base layers |
| D. | Dehydrate the soil |
| Answer» D. Dehydrate the soil | |
| 8. |
Which of the below IS codes gives the recommended practice for construction of subgrade for road works? |
| A. | IRC 36 |
| B. | IRC 27 |
| C. | IRC 2 |
| D. | IRC 25 |
| Answer» B. IRC 27 | |
| 9. |
Which of the below materials are used to construct subgrade? |
| A. | Bitumen |
| B. | Cement |
| C. | Soil |
| D. | Aggregate |
| Answer» D. Aggregate | |