1. A curve whose radius gradually changes from an infinite value to a finite value or vice for the purpose of giving easy change of direction of a road, is called a ?

circular curve

transition curve

simple curve

compound curve

Answer: transition curve

Explanation:


2. The longitudinal joints are provided when the width of road is more than ?

3 m

4 m

5.5 m

6.75 m

Answer: 4 m

Explanation:


3. The increase in traffic constitutes the ?

normal traffic growth

generated traffic

development traffic

all of these

Answer: all of these

Explanation:


4. Which of the following statement is correct ?

In rocky areas and dense, jungles, the trace cut may be avoided and some suitable arrangement may be made so as to gain access for ascertaining details

Reconnaissance is best done by topographical surveys

The detailed survey should be conducted for a strip covering on either side of the chosen centre line a width of about 15 m in case of straight stretches and 30 m in case of sharp curves

all of the above

Answer: all of the above

Explanation:


5. Transverse contraction joints relieve ....... stresses in concrete ?

shear

compressive

tensile

tear

Answer: tensile

Explanation:


6. If R is the radius of curvature of a hill road, the maximum grade compensation (in percentage) is equal to ?

95/R

85/R

75/R

65/R

Answer: 75/R

Explanation:


7. The main advantage of providing transition curves on highways, is ?

to have a gradual increase of super-elevation from zero at the tangent to a specific maximum at the circular curve

to obtain transition from the tangent to the circular curve and from the circular tangent

to obtain a gradual increase of curvature from a value of zero at the tangent to a maximum at the circular curve

all of the above

Answer: all of the above

Explanation:


8. The stopping sight distance is always ........... overtaking sight distance ?

less than

greater than

equal to

any one of these

Answer: less than

Explanation:


9. Alignment of a road is finally decided on the basis of ?

trace out

selection of route

none of these

field survey

Answer: field survey

Explanation:


10. The cost of construction of rigid pavements is ................. as compared to flexible pavement ?

more

same

less

none

Answer: more

Explanation: