Civil Engineering Archives

1741. Centre line markings are used_____________?

A. to designate traffic lanes

B. in roadways meant for two way traffic

C. to indicate that overtaking is not permitted

D. to designate proper lateral placement of vehicles before turning to different directions

✅ The correct answer is option B.

1742. The background colour of the informatory sign board is______________?

A. red

B. yellow

C. green

D. white

✅ The correct answer is option B.

1743. Camber in the road is provided for_______________?

A. effective drainage

B. counteracting the centrifugal force

C. having proper sight distance

D. none of the above

✅ The correct answer is option A.

1744. In case of summit curves, the deviation angle will be maximum when_______________?

A. an ascending gradient meets with another ascending gradient

B. an ascending gradient meets with a descending gradient

C. a descending gradient meets with another descending gradient

D. an ascending gradient meets with a level surface

✅ The correct answer is option B.

1745. The maximum width of a vehicle as recommended by IRC is________________?

A. 1.85m

B. 2.44 m

C. 3.81 m

D. 4.72 m

✅ The correct answer is option B.

1746. Most suitable material for highway embankments is______________?

A. granular soil

B. organic soil

C. silts

D. clays

✅ The correct answer is option A.

1747. Tyre pressure influences the______________?

A. total depth of pavement

B. quality of surface course

C. both the above

D. none of the above

✅ The correct answer is option B.

1748. The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as_______________?

A. sloping drain

B. catchwater drain

C. side drain

D. cross drain

✅ The correct answer is option B.

1749. When two equally important roads cross roughly at right angles, the suitable shape of central island is________________?

A. circular

B. elliptical

C. tangent

D. turbine

✅ The correct answer is option A.

1750. Rigidity factor for a tyre pressure greater than 7 kg/cm2 is_______________?

A. equal to 1

B. less than 1

C. greater than 1

D. zero

✅ The correct answer is option B.