Road Drainage – MCQ

1. The system of condition and disposal of surface water within the right of way of a road is called

a) Surface drainage
b) Cross drainage
c) Sub-surface drainage
d) None of these

2. Which of the following is not the method of sub-surface drainage adopted under different situations

a) Control of capillary rise
b) Control of seepage flow
c) Lowering the water table
d) Providing an impervious type of road surfacing

3. The system of disposing the water collected in side drains across a road is known as

a) Cross drainage
b) Surface drainage
c) Sub-surface drainage
d) None of these

4. Causeways are the type of

a) Cross drainage structure
b) Side drains
c) Jelly drains
d) Sub-surface drainage structure

5. Scuppers are the type of

a) Sub-surface drainage structure
b) Surface drainage structure
c) Cross-drainage structure
d) None of these

6. Jelly drains are provided in a rural area when the road is subjected to _ traffic

a) Heavy
b) Low
c) Very Low
d) None

7. Jelly drains are the ___ drains filled with filter material.

a) Open
b) Closed

8. The distance of side drains should not be less than ___ m from the toe of the embankment

a) 0.5
b) 1
c) 1.55
d) 1.85

9. In a good road drainage system, the pavement surface should be ____.

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