# Highway Engineering multiple questions – Set 03

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## Q1. In soils having same values of plasticity index, if liquid limit is increased, then

(A) Compressibility and permeability decrease and dry strength increases
(B) Compressibility, permeability and dry strength decrease
(C) Compressibility, permeability and dry strength increase
(D) Compressibility and permeability increase and dry strength decreases

Answer: (D) Compressibility and permeability increase and dry strength decreases

## Q2. Excessive camber on pavements may cause

(A) Deterioration of central portion
(B) Slip of the speedy vehicles towards the edges
(C) Erosion of the berms
(D) All the above

Answer: (D) All the above

## Q3. When load is applied on concrete pavement

(A) Away from edges, the maximum bending moment is negative
(B) Away from edges, the maximum bending moment cause compression
(C) On the edges, the maximum stress is parallel to the edge of the slab
(D) None of these

Answer: (C) On the edges, the maximum stress is parallel to the edge of the slab

## Q4. The maximum limit of water absorption for aggregate suitable for road construction is

(A) 0.4 %
(B) 0.6 %
(C) 0.8 %
(D) 1.0 %

Answer: (B) 0.6 %

## Q5. In hill roads the side drains arc provided

(A) Only on the hill side of road
(B) Only on the opposite side of hill
(C) On both sides of road
(D) None of the above

Answer: (A) Only on the hill side of road

## Q6. The fundamental factor in the selection of pavement type is

(A) Climatic condition
(B) Type and intensity of traffic
(C) Sub-grade soil and drainage conditions
(D) Availability of funds for the construction project

Answer: (B) Type and intensity of traffic

## Q7. The critical combination of stresses for corner region in cement concrete roads is

(A) Load stress + warping stress frictional stress
(B) Load stress + warping stress + frictional stress
(C) Load stress + warping stress
(D) Load stress + frictional stress

Answer: (C) Load stress + warping stress

## Q8. Selection of the routes, of highways depends upon

(A) Feasibility of attaining ruling gradient
(B) Avoidance of cutting hard rocks
(C) Minimum number of bridges
(D) All the above

Answer: (D) All the above

## Q9. If the coefficient of friction on the road surface is 0.15 and a maximum super-elevation 1 in 15 is provided, the maximum speed of the vehicles on a curve of 100 metre radius, is

(A) 32.44 km/hour
(B) 42.44 kg/hour
(C) 52.44 km/hour
(D) 62.44 km/hour

Answer: (C) 52.44 km/hour

## Q10. In highway construction, rolling starts from

(A) Sides and proceed to center
(B) Center and proceed to sides
(C) One side and proceed to other side
(D) Any of the above

Answer: (A) Sides and proceed to center

## Q11. Maximum number of vehicles that can pass a given point on a lane during one hour without creating unreasonable delay, is known as

(A) Traffic density of lane
(B) Basic capacity of lane
(C) Probable capacity of lane
(D) Practical capacity of lane

Answer: (D) Practical capacity of lane

## Q12. Pick up the correct statement from the following:

(A) Various geometric design features and generally guided by ruling design speed
(B) The design speed for a given highway should preferably be uniform
(C) Abrupt change in the design speed should not be permitted
(D) All the above

Answer: (D) All the above

## Q13. The most economical lighting layout which is suitable for narrow roads is

(A) Single side lighting
(B) Staggered system
(C) Central lighting system
(D) None of the above

Answer: (A) Single side lighting

## Q14. A traffic rotary is justified where

(A) Number of intersecting roads is between 4 and 7
(B) Space is limited and costly
(C) When traffic volume is less than 500 vehicles per hour
(D) When traffic volume is more than 5000 vehicles per hour

Answer: (A) Number of intersecting roads is between 4 and 7

## Q15. For the construction of water bound macadam roads, the correct sequence of operations after spreading coarse aggregates is

(A) Dry rolling, wet rolling, application of screening and application of filler
(B) Dry rolling, application of filler, wet rolling and application of screening
(C) Dry rolling, application of screening, wet rolling and application of filler
(D) Dry rolling, application of screening, application of filler and wet rolling

Answer:(C) Dry rolling, application of screening, wet rolling and application of filler

## Highway Engineering MCQ – All Set

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