Highway Engineering — Part 2 MCQs with Explanations

traffic density attains maximum value whereas traffic volume becomes zero is the correct answer to “When the speed of traffic flow becomes zero,then”. This question is standard in competitive examination syllabi for Highway Engineering.

less than that in tar is the correct answer to “Percentage of free carbon in bitumen is”. This question is standard in competitive examination syllabi for Highway Engineering.

$$0.38{\left( {{\text{N}}{{\text{V}}^3}} \right)^{\frac{1}{2}}}$$ is the correct answer to “If the design speed is V kmph and deviation angle is N radians, then the total length of a valley curve in meters is given by the expression”. This question is standard in competitive examination syllabi for Highway Engineering.

same viscosity is the correct answer to “RC-2, MC-2 and SC-2 correspond to”. This question is standard in competitive examination syllabi for Highway Engineering.

1.0 is the correct answer to “Equivalent factor of passenger car unit (PCU) for a passenger car as per IRC is”. This question is standard in competitive examination syllabi for Highway Engineering.

circular is the correct answer to “When two equally important roads cross roughly at right angles, the suitable shape of central island is”. This question is standard in competitive examination syllabi for Highway Engineering.

Bituminous concrete is the correct answer to “Which of the following is considered to be the highest quality construction in the group of black top pavements”. This question is standard in competitive examination syllabi for Highway Engineering.

sheep foot roller is the correct answer to “The most suitable equipment for compacting clayey soils is a”. This question is standard in competitive examination syllabi for Highway Engineering.

Load stress + warping stress is the correct answer to “The critical combination of stresses for corner region in cement concrete roads is”. This question is standard in competitive examination syllabi for Highway Engineering.

4% is the correct answer to “If ruling gradient is I in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be”. This question is standard in competitive examination syllabi for Highway Engineering.

effective drainage is the correct answer to “Camber in the road is provided for”. This question is standard in competitive examination syllabi for Highway Engineering.

Allow free expansion is the correct answer to “The function of an expansion joint in rigid pavements is to”. This question is standard in competitive examination syllabi for Highway Engineering.

collision diagram is the correct answer to “The diagram which shows the approximate path of vehicles and pedestrians involved in accidents is known as”. This question is standard in competitive examination syllabi for Highway Engineering.

spot speed is the correct answer to “Enoscope is used to find”. This question is standard in competitive examination syllabi for Highway Engineering.

avoids the drainage problem in flat terrain is the correct answer to “The attainment of super elevation by rotation of pavement about the inner edge of the pavement”. This question is standard in competitive examination syllabi for Highway Engineering.

spiral is the correct answer to “The transition curve used in the horizontal alignment of highways as per IRC recommendations is”. This question is standard in competitive examination syllabi for Highway Engineering.

1500 vehicles per hour is the correct answer to “If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maxi¬mum capacity of a traffic lane at a speed of 10 m/sec is”. This question is standard in competitive examination syllabi for Highway Engineering.

440 m is the correct answer to “The absolute minimum radius of curve for safe operation for a speed of 110 kmph is”. This question is standard in competitive examination syllabi for Highway Engineering.

25% is the correct answer to “For the design of super elevation for mixed traffic conditions, the speed is reduced by”. This question is standard in competitive examination syllabi for Highway Engineering.

2500 vehicles per hour is the correct answer to “If the average center to center spacing of vehicles is 20 meters, then the basic capacity of a traffic lane at a speed of 50 kmph is”. This question is standard in competitive examination syllabi for Highway Engineering.

subgrade is the correct answer to “Bottom most layer of pavement is known as”. This question is standard in competitive examination syllabi for Highway Engineering.

fully on the inner side of the curve is the correct answer to “In case of hill roads, the extra widening is generally provided”. This question is standard in competitive examination syllabi for Highway Engineering.

more than the pressure on inner wheels is the correct answer to “On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be”. This question is standard in competitive examination syllabi for Highway Engineering.

origin and destination studies is the correct answer to “Desire lines are plotted in”. This question is standard in competitive examination syllabi for Highway Engineering.

straight line is the correct answer to “The shape of the camber, best suited for cement concrete pavements, is”. This question is standard in competitive examination syllabi for Highway Engineering.

no compensation is the correct answer to “The percentage compensation in gradient for ruling gradient of 4% and horizontal curve of radius 760 m is”. This question is standard in competitive examination syllabi for Highway Engineering.

1000000 is the correct answer to “The number of repetitions, which the pavement thickness designed for a given wheel load should be able to support during the life of pavement is”. This question is standard in competitive examination syllabi for Highway Engineering.

ruling gradient is the correct answer to “The maximum design gradient for vertical profile of a road is”. This question is standard in competitive examination syllabi for Highway Engineering.

bituminous bound macadam is the correct answer to “Which of the following premix methods is used for base course”. This question is standard in competitive examination syllabi for Highway Engineering.

30 lux is the correct answer to “As per IRC recommendations, the average level of illumination on important roads carrying fast traffic is”. This question is standard in competitive examination syllabi for Highway Engineering.

license plate method is the correct answer to “Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection”. This question is standard in competitive examination syllabi for Highway Engineering.

lower edge towards the upper edge is the correct answer to “In highway construction on super elevated curves, the rolling shall proceed from”. This question is standard in competitive examination syllabi for Highway Engineering.

tangent is the correct answer to “When a number of roads are meeting at a point and only one of the roads is important, then the suitable shape of rotary is”. This question is standard in competitive examination syllabi for Highway Engineering.

skidding is the correct answer to “When the path travelled along the road surface is more than the circumferential movement of the wheels due to rotation, then it results in”. This question is standard in competitive examination syllabi for Highway Engineering.

origin and destination data is the correct answer to “Scientific planning of transportation system and mass transit facilities in cities should be based on”. This question is standard in competitive examination syllabi for Highway Engineering.

map study, reconnaissance, preliminary survey and detailed survey is the correct answer to “The sequence of four stages of survey in a highway alignment is”. This question is standard in competitive examination syllabi for Highway Engineering.

mastic asphalt is the correct answer to “The suitable surfacing material for a bridge deck slab is”. This question is standard in competitive examination syllabi for Highway Engineering.

25 mm is the correct answer to “The maximum thickness of expansion joint in rigid pavements is”. This question is standard in competitive examination syllabi for Highway Engineering.

4.5 m is the correct answer to “The maximum spacing of contraction joints in rigid pavements is”. This question is standard in competitive examination syllabi for Highway Engineering.

2.5% is the correct answer to “The camber for hill roads in case of bituminous surfacing is adopted as”. This question is standard in competitive examination syllabi for Highway Engineering.