Highway Engineering material testing MCQ Test - Set 14 - ObjectiveBooks

Practice Test: Question Set - 14

1. Maximum number of passenger cars that can pass a given point on a road during one hour under the most ideal road way and traffic conditions, is known as
(A) Traffic density
(B) Basic capacity of traffic lane
(C) Possible capacity of traffic lane
(D) All the above

2. Reference pillars fixed on the centre line of a proposed road, provide the following information:
(A) Reduced distance (R.D.)
(B) Horizontal distance of road from the centre line
(C) Reduced level at the top of pillar
(D) All the above

3. In an ideal transition curve, the radius of curvature
(A) Is constant
(B) At any point is directly proportional to its distance from the point of commencement
(C) Is inversely proportional to the radius of main curve
(D) Is directly proportional to the radius of main curve

4. Alignment of highways in hilly regions, is decided on
(A) Long stretch of very hard cutting
(B) Number of river crossings
(C) Natural unstable areas
(D) All the above

5. The desirable camber for straight cement concrete roads, is
(A) 1 in 33 to 1 in 25
(B) 1 in 40 to 1 in 33
(C) 1 in 150 to 1 in 140
(D) 1 in 160 to 1 in 140

6. In case of cement concrete pavements, pick up the incorrect statement
(A) Tractive resistance is low
(B) Initial cost of construction is high
(C) Initial cost of construction is low
(D) Visibility during nights is high

7. If D is the degree of a curve, the percentage reduction of gradient, is
(A) 0.01 D
(B) 0.02 D
(C) 0.03 D
(D) 0.04 D

8. Pick up the incorrect statement from the following:
(A) Highways are always constructed in straight line
(B) Highways may be provided horizontal curves
(C) Highways may be provided vertical curves
(D) Highways may be provided both horizontal and vertical curves

9. Pick up the correct statement from the following:
(A) Long tangent sections exceeding 3 km in length should be avoided
(B) Curve length should be at least 150 meters for a deflection angle of 5 degree
(C) For every degree decrease in the deflection angle, 30 metre length of curve to be increased
(D) All the above

10. Minimum number of 50 kg cement bags per cubic metre of concrete for a mix corresponding to crushing strength 280 kg/cm2 at 28 days, are
(A) 5.0
(B) 6.5
(C) 7.0
(D) 7.5

11. For Indian conditions, the water bound macadam roads, are suitable if daily traffic does not exceed
(A) 2000 tonnes
(B) 2500 tonnes
(C) 3000 tonnes
(D) 3500 tonnes

12. Indian Road Congress (I.R.C.) was founded and constituted with its head quarters at New Delhi, in
(A) 1924
(B) 1927
(C) 1930
(D) 1934

13. The steepest gradient permitted on roads which, in ordinary conditions, does not exceed, is known

14. When each particle of aggregates is thinly coated with cement paste, a heterogeneous solid is formed, which is known as
(A) Hydration
(B) Gel
(C) Concrete
(D) None of these

15. Width of the shoulders of carriage way is generally kept
(A) 100 cm
(B) 125 cm
(C) 150 cm
(D) 250 cm