Category: Highway Engineering Objective Questions

250+ TOP MCQs on Highway Costs and Answers

Highway Engineering Multiple Choice Questions on “Highway Costs”.

1. The improvement in highway leads to the following.
a) Increase in vehicle operation cost
b) Decreased comfort to passenger
c) Reduction in accident rate
d) Difficulty in driving
Answer: c
Clarification: The improvement in highway leads to reduction in the vehicle operation cost, saving time, reduction in accident rate and increased comfort of passengers.

2. Several highway are implemented by __________
a) Government
b) Private
c) Public private partnership
d) Depends on the requirement
Answer: c
Clarification: Most of the highway are constructed by private companies and maintained by government, some may be government, some may be private but most are public private partnership.

3. The improvement benefits of roads don’t include which type?
a) Improvement in city
b) Improvement in a district
c) Improvement in a state
d) Improvement in between two countries
Answer: d
Clarification: The improvement may never take place between two countries as it is a concern regarding security, the Improvement takes place in city, district state and country.

4. The benefits due to the road improvement are classified into how many types?
a) One
b) Two
c) Three
d) Four
Answer: b
Clarification: The benefits are classified into two types namely tangible and intangible benefits, tangible are which can be measured and intangible are related to social aspects.

5. The social facilities like medical services, educational and recreation facilities are classified as __________
a) Tangible benefits
b) Intangible benefits
c) Tangible & Intangible benefits
d) None of the mentioned
Answer: b
Clarification: All these are related to social aspects as they are not tangible.

6. The cost of the vehicle operation and time for unit distance may be represented by __________
a) T=a+b+c
b) T=a+ (b+c)/speed
c) T=a+b
d) T=a
Answer: b
Clarification: ‘a’ is the running cost per unit distance, ‘b’ is a fixed hourly cost and ‘c’ is the portion of cost depending on speed.

7. The rate of fuel consumption for every motor cycle will be at __________
a) Low speed
b) High speed
c) Optimum speed
d) Zero speed
Answer: c
Clarification: The optimum speed is a speed limit in which neither the bike is going fast nor slow, it usually is between 30-45 Kmph for bikes.

8. The unevenness index in terms of the international roughness index is given by __________
a) UI=IRI
b) UI=IRI/2
c) UI=IRI/3
d) UI=(IRI)1.12
Answer: d
Clarification: The UI is the unevenness index and IRI is the international roughness index, UI is in mm/km and IRI is in m/km.

9. As the unevenness index increases there is no substantial increase in __________
a) Fuel consumption
b) Wear and rear of tyres
c) Vehicle maintenance cost
d) Increase of speed
Answer: d
Clarification: As there is an increase in the unevenness index, there is no substantial increase in speed, instead it decreases.

10. What is the maximum life span assumed for the highway?
a) 70 years
b) 80 years
c) 90 years
d) 100 years
Answer: d
Clarification: The life span for the right of way is assumed between 75 to 100 years, and the maximum life span assumed is 100, it may also be 70,80 and 90 depending on the pavement design.

250+ TOP MCQs on Highway Planning in India and Answers

Highway Engineering Multiple Choice Questions on “Highway Planning in India”.

1. As per the Nagpur plan, the un-surfaced roads were meant for _____________
a) National highway
b) State highway
c) Major district road
d) Other district road and village road
Answer: d
Clarification: The Nagpur plan classified the roads into two categories, category one was meant for the national highway, state highway and major district road. The un-surfaced roads were meant for other district roads and village roads.

2. The total length of the first category roads was calculated by adding up the sum of __________
a) NH+SH+MDR
b) NH+SH
c) SH*2
d) NH+2SH+MDR
Answer: a
Clarification: The category one type of roads consisted of national highway, state highway and major district roads. The length was calculated by adding all the three types of roads.

3. What was the development allowance assumed in the Nagpur plan?
a) 10%
b) 20%
c) 15%
d) 25%
Answer: c
Clarification: The development allowance was assumed as 15% and in this plan the length of the railway track also was deducted, this was not like the previous 20 year plan.

4. During the development of the roads maximum priority is given to which type of road?
a) National highway
b) State highway
c) Major district road
d) Village road
Answer: a
Clarification: The maximum priority during construction of any road is given to national highway as they connect across length and breadth of the entire country.

5. The total length of highways in 2001 in km was __________
a) 56000
b) 56756
c) 56750
d) 57000
Answer: d
Clarification: The total length of NH achieved in 2001 was 5700km against a planned length of 66000km.

6. The total area of a state is 2500km. Calculate the length of MDR.
a) 100 km
b) 200 km
c) 300 km
d) 400 km
Answer: b
Clarification: Length of MDR=Area of the state/12.5=2500/12.5=200km.

7. The tertiary road system consists of __________
a) National highway
b) State highway
c) Major district road
d) Other district road and village road
Answer: d
Clarification: As per the 2nd 20 year road development plan the primary system consists of national highway and state highway. The secondary system consists of state highway. The tertiary system consists of other district road and village road.

8. The ‘rural road development plan: Vision 2025’ aims to provide basic access to villages in how many phases?
a) One
b) Two
c) Three
d) Four
Answer: c
Clarification: The Vision: 2025 aims at providing accessible facilities to villages in 3 phases by giving priority to the population in the village.

9. Expressways should be constructed along __________
a) Congested cities
b) Major traffic corridors
c) Along with highways
d) Small cities
Answer: b
Clarification: Expressways should be constructed along major traffic corridors for the convenience of passengers to travel safely and comfortably.

10. The maximum number of cities and towns are connected by which type of highway?
a) National highway
b) State highway
c) Major district road
d) Village road
Answer: a
Clarification: The national highway connects most of the cities and towns in the country. State highway connects in the state, village road in villages and other roads connect the remote areas.

250+ TOP MCQs on Traffic Engineering Studies and Analysis – 2 and Answers

Highway Engineering Interview Questions and Answers for Experienced people on “Traffic Engineering Studies and Analysis – 2”.

1. The annual average daily traffic is calculated by which of the formula?
a) ADT*DF*WF
b) ADT*DF*WF*SF
c) ADT*WF
d) ADT*SF
Answer: b
Clarification: The AADT is given by AAADT=ADT*DF*WF*SF, it depends on traffic, day, season and week.

2. Running speed of a vehicle is equal to __________
a) Travel speed+ delay
b) Travel speed
c) Travel speed-delay
d) Average of travel speed and delay
Answer: c
Clarification: The running speed of a vehicle is obtained by dividing the distance with a time of travel and subtracting the delays.

3. The speed at any instant of time is called __________
a) Running speed
b) Travel speed
c) Spot speed
d) Space speed
Answer: c
Clarification: The speed at any instant of time is called as spot speed or instantaneous speed, running speed is during travel and the average speed of travel is travel speed.

4. Which of the following relationship is correct?
a) Travel speed= running speed
b) Travel speedrunning speed
d) Travel speed=1.5 times of running speed
Answer: b
Clarification: Running speed is always greater than travel speed as the travel speed always includes the stopped delays.

5. Peak hour factor is expressed in percentage of __________
a) ADT
b) AADT
c) PCU
d) DF
Answer: b
Clarification: Peak hour factor is expressed in the percentage of AADT; it is used in the design of transportation facilities and major projects.

6. How many types of traffic speed studies are conducted?
a) One
b) Two
c) Three
d) Four
Answer: b
Clarification: There are two types of studies conducted for speed, they are (i) spot studies (ii) speed and delay studies.

7. If the distance of a vehicle moved is 25m and the observed travel time is 15 sec then space mean speed is?
a) 4m/s
b) 5m/s
c) 6m/s
d) 7m/s
Answer: c
Clarification: Space mean speed=3.6*25/15
=6m/sec.

8. If space mean speed of a vehicle is 50kmph, then the time mean speed will be __________
a) Less than 50kmph
b) Greater than 50kmph
c) Equal to 50kmph
d) Depends on the vehicle
Answer: b
Clarification: The Time mean speed will always be greater than space mean speed and it will be greater than 50kmph.

9. If the instantaneous speed of 4 vehicles are 35, 40, 45 and 50 then the time mean speed will be __________
a) 40kmph
b) 41 kmph
c) 41.5kmph
d) 42.5kmph
Answer: d
Clarification: The space mean speed is given by
Vt=V1+V2+V3+V4/(4)
=35+40+45+50/ (4)
=42.5kmph.

10. The geometric design in India are designed for __________
a) 85th percentile speed
b) 15th percentile speed
c) 98th percentile speed
d) 100 percentile speed
Answer: c
Clarification: In India mostly the road geometrics are designed for 98th percentile speed, the upper limit for speed is 85th percentile and lower limit is 15th percentile.

250+ TOP MCQs on Portland Cement and Cement Concrete and Answers

Highway Engineering Multiple Choice Questions on “Portland Cement and Cement Concrete”.

1. What is the minimum grade of concrete in CC pavement?
a) M20
b) M30
c) M40
d) M50
Answer: c
Clarification: The minimum grade of concrete required for pavement is M40, as it should withstand temperature and wheel stresses.

2. The cement used in water logged areas is __________
a) Portland cement
b) Hydrophobic cement
c) Quick setting cement
d) Reediest cement
Answer: b
Clarification: The cement mostly used in water logged areas is hydrophobic cement as it will resist the water from clogging.

3. The waste material mostly used in pavement is __________
a) Fly ash
b) GGBS
c) Rice husk
d) Soil
Answer: a
Clarification: The waste material mostly used in pavement is fly ash which is mostly obtained from thermal power plants.

4. The cement on touching should give __________
a) Cool feeling
b) Hot feeling
c) neutral
d) Very cool feeling
Answer: a
Clarification: The cement on touching with hand should give a cool feeling and not break; it should be free from lumps.

5. Cement specific gravity is measured by __________
a) Water
b) Kerosene
c) Oil
d) Petrol
Answer: b
Clarification: The specific gravity of cement is measured by kerosene, because if it is measured with water then it forms heat of hydration.

6. The specific gravity of cement is __________
a) 2.5
b) 1.44
c) 3.15
d) 30
Answer: d
Clarification: The specific gravity of cement is 3.15, it is not like the density which is 1440 kg/m3 because here kerosene is used for density test and in 1 metre cube of volume 30 bags may be filled.

7. One meter cube of cement consists of how many bags of cement?
a) 30
b) 50
c) 15
d) 10
Answer: a
Clarification: One meter cube of volume contains 30 bags of cement or 1500kg of cement, it is actually an assumption that one kg of bag consists of 50 kg cement, but density is 1440kg/m3, so approximately value is 30, but the actual value is more.

8. The density of cement in Kg/m3 is __________
a) 1440
b) 1240
c) 1340
d) 1540
Answer: a
Clarification: The density of cement in Kg/m3 is 1440; it is not 3150 because its specific gravity is measured with kerosene.

9. The initial setting time of cement is not less than __________
a) 30 seconds
b) 300 seconds
c) 30 minutes
d) 300 minutes
Answer: c
Clarification: The initial setting time of cement is not less than 30 minutes for ordinary Portland cement and it may vary for various grades of cement.

10. What is the first test to be done for determining any property of cement?
a) Consistency
b) Setting time
c) Soundness
d) Fineness
Answer: a
Clarification: The first test to be done for determining any property of cement is a consistency test which lies between 27 and 29.

11. The volume of water in setting time test is?
a) 0.78p
b) 0.75p
c) 0.85p
d) 0.95p
Answer: c
Clarification: The volume of water in the setting time test is 0.85p where p is the consistency of the cement sample.

12. The volume of water in soundness test is?
a) 0.6p
b) 0.7p
c) 0.78p
d) 0.8p
Answer: c
Clarification: The volume of water in soundness test is 0.78p, where p is the consistency of the cement sample.

13. The property of cement by which it doesn’t expand is called __________
a) Fineness
b) Soundness
c) Setting time
d) Consistency
Answer: b
Clarification: The property of cement by which it doesn’t expand on contact with water is called as soundness.

14. What is the most commonly used grade of cement?
a) 33
b) 43
c) 53
d) 63
Answer: c
Clarification: The most commonly used grade of cement is OPC 53 grade cement for most of the purposes, fly ash is also mixed in some cement.

15. What is the total grades of cement specified by IRC?
a) 3
b) 6
c) 9
d) 12
Answer: c
Clarification: IS has classified the grades of cement depending upon the requirement into 9 categories of various classes and materials.

250+ TOP MCQs on Low Volume Roads and Answers

Highway Engineering Multiple Choice Questions on “Low Volume Roads”.

1. The design life for low volume roads is __________
a) 10 years
b) 15 years
c) 20 years
d) 30 years
Answer: a
Clarification: The low volume roads consist of low volume traffic and its life span is taken as 10 years.

2. The million standard axles in low volume roads is considered as __________
a) 1 million
b) 1.5 million
c) Less than 1 million
d) 2 million
Answer: c
Clarification: The volume on low volume roads is taken less than 1 million for design purpose, it may actually be more but for ease it is taken as 1 million.

3. The low volume roads are designed as __________
a) All weather roads
b) Fair weather roads
c) Flexible pavement
d) Rigid pavement
Answer: b
Clarification: Though the low volume road may have a lesser life span and capacity it should be accessible in all weathers.

4. The type of road used for ESAL value less than 10000 is?
a) Earth road
b) Gravel road
c) Flexible pavement
d) Rigid pavement
Answer: a
Clarification: The earth road is the most suitable for less volume of road, it is a value that is obtained based on the traffic load.

5. What is the maximum limit of sub grade thickness?
a) 150 mm
b) 200 mm
c) 300 mm
d) 400 mm
Answer: c
Clarification: The prepared sub grade is limited to a maximum of 300 mm, in any case it must not exceed 300 mm.

6. The base course is generally laid in earth road for a thickness of __________
a) 40 mm
b) 60 mm
c) 80 mm
d) 100 mm
Answer: d
Clarification: The base course is laid for a thickness of 100 mm, it may exceed in some cases, in some cases it may be 80 mm and even 40 mm in unimportant roads.

7. The camber depends on __________
a) Road
b) Heat
c) Wind
d) Rainfall
Answer: d
Clarification: The camber is provided to eliminate the rain that may be stored near the surfaces.

8. The plasticity index in soil used for low volume roads should be less than __________
a) 10
b) 9
c) 7
d) 6
Answer: d
Clarification: The plastic limit for the soil should not exceed 6 in any case for the soil that is used in the pavement.

9. The gravel content in the surface layer can be a maximum of __________
a) 60%
b) 70%
c) 80%
d) 90%
Answer: c
Clarification: The maximum gravel content in surface layer should be maximum of 80% and the minimum depends on the type of the pavement.

10. The minimum slope provided in a surface of cement concrete pavement is?
a) 1%
b) 1.5%
c) 2%
d) 2.5%
Answer: d
Clarification: The minimum slope provided is 2%, the maximum may be 2.5%. for a surface of the cement concrete pavement.

250+ TOP MCQs on Distresses in Rigid Pavements and Maintenance Measures – 2 and Answers

Highway Engineering Questions and Answers for Aptitude test on “Distresses in Rigid Pavements and Maintenance Measures – 2”.

1. The probable causes for loss of surface texture don’t include ___________
a) Poor texturing
b) Abrasion
c) Movement of Traffic
d) Use of durable materials
Answer: d
Clarification: The loss of surface is not caused due to the durable materials, it is caused due to non durable materials.

2. The surface texture may be calculated by ___________
a) Abrasion test
b) Impact test
c) British pendulum number
d) Viscosity test
Answer: c
Clarification: British pendulum number is a test which is conducted for the testing of the pavement frictional resistance.

3. The depth of groove in skid resistance test is ___________
a) 0.5 mm
b) 1.0 mm
c) 1.5 mm
d) 2.0 mm
Answer: c
Clarification: The depth of the groove in the skid resistance test is 1.5 mm, in which it can handle the apparatus.

4. The structural distress in the CC pavement is not due to ___________
a) Excessive loading
b) Inadequate thickness
c) Long spacing
d) Erosion
Answer: d
Clarification: The erosion is not structural distress, it is a type of functional distress, structural distress are related to design.

5. The method not used in structural evaluation of CC pavement is?
a) Visual inspection
b) Deflection test
c) Non destructive testing
d) Benkleman test
Answer: d
Clarification: Benkleman test is a method used to verify the deflection of flexible pavement and not used in rigid pavement.

6. The methods of crack repairs are classified into how many types?
a) One
b) Two
c) Three
d) Four
Answer: c
Clarification: The methods of crack repairs are crack stitching, partial depth and full depth repairs.

7. The diameter of bars used for insertion in crack stitching method is ___________
a) 8 mm
b) 10 mm
c) 12 mm
d) 16 mm
Answer: d
Clarification: The diameter of the bars used are 16 mm HYSD bars which are bent into U shape and inserted in holes at 600 mm intervals.

8. The partial depth repairs are limited to a slab height of less than ___________
a) 150 mm
b) 100 mm
c) 90 mm
d) 75 mm
Answer: d
Clarification: The partial depth repairs are limited to a height of less than 75 mm, or 1/3rd of the height of slab.

9. In full depth repairs the diameter of the hole is greater than the diameter of dowel bar by ___________
a) 1 mm
b) 1.5 mm
c) 2.0 mm
d) 2.5 mm
Answer: c
Clarification: The diameter of the hole dug is 2 mm more than the diameter of the dowel bar, which is useful for inserting tie bars.

10. The pavement condition factor for good condition is?
a) 0.25
b) 0.35
c) 0.45
d) 1.0
Answer: d
Clarification: The factor for the good, sound and slightly cracked pavement is 1.0, if it gives more cracks it decreases from 0.45 to 0.25.

Highway Engineering for Aptitude test,