Highest voted questions in Transportation Engineering / GO Civil

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81

GATE2014-1-23
The minimum value of $15$ minute peak hour factor on a section of a road is $0.10$ $0.20$ $0.25$ $0.33$

The minimum value of $15$ minute peak hour factor on a section of a road is$0.10$$0.20$$0.25$$0.33$

Milicevic3306

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Milicevic3306 asked Mar 25, 2018

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82

GATE2014-1-24
The following statements are related to temperature stresses developed in concrete pavement slabs with free edges (without any restraint): The temperature stresses will be zero during both day and night times if the pavement slab is considered weightless The temperature stresses will be ... slab is considered The TRUE statement(s) is(are) P only Q only P and Q only P and R only

The following statements are related to temperature stresses developed in concrete pavement slabs with free edges (without any restraint):The temperature stresses will be...

Milicevic3306

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83

GATE Civil 2013 | Question: 45
The percent voids in mineral aggregate (VMA) and percent air voids $(V_v)$ in a compacted cylindrical bituminous mix specimen are $15$ and $4.5$ respectively. The percent voids filled with bitumen (VFB) for this specimen is: $24$ $30$ $54$ $70$

The percent voids in mineral aggregate (VMA) and percent air voids $(V_v)$ in a compacted cylindrical bituminous mix specimen are $15$ and $4.5$ respectively. The percent...

Milicevic3306

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84

GATE Civil 2013 | Question: 22
Select the strength parameter of concrete used in design of plain jointed cement concrete pavements from the following choices: Tensile strength Compressive strength Flexural strength Shear strength

Select the strength parameter of concrete used in design of plain jointed cement concrete pavements from the following choices:Tensile strengthCompressive strengthFlexura...

Milicevic3306

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85

GATE Civil 2013 | Question: 24
For two major roads with divided carriageway crossing at right angle, a full clover leaf interchange with four indirect ramps is provided. Following statements are made on turning movement of vehicles to all directions from both roads. Identify the ... left is not possible, but diverging to left is possible Neither merging from left nor diverging to left is possible

For two major roads with divided carriageway crossing at right angle, a full clover leaf interchange with four indirect ramps is provided. Following statements are made o...

Milicevic3306

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86

GATE Civil 2012 | Question: 44
A pavement designer has arrived at a design traffic of $100$ million standard axles for a newly developing national highway as per $IRC:37$ guidelines using the following data: design life $=15$ years, commercial vehicle count before pavement construction $=4500$ vehicles/day, ... $1.53$ $2.24$ $3.66$ $4.14$

A pavement designer has arrived at a design traffic of $100$ million standard axles for a newly developing national highway as per $IRC:37$ guidelines using the following...

Milicevic3306

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87

GATE Civil 2012 | Question: 45
The following data are related to a horizontal curved portion of a two-lane highway: length of curve $200$ m, radius of curve $=300$ m and with of pavement $=7.5$ m. In order to provide a stopping sight distance (SSD) of $80$ m, the set back distance (in m) required from the centre line of the inner lane of the pavement is $2.54$ $4.55$ $7.10$ $7.96$

The following data are related to a horizontal curved portion of a two-lane highway: length of curve $200$ m, radius of curve $=300$ m and with of pavement $=7.5$ m. In o...

Milicevic3306

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88

GATE Civil 2012 | Question: 46
A two-lane urban road with one-way traffic has a maximum capacity of $1800$ vehicles/hour. Under the jam condition, the average length occupied by the vehicles is $5.0 \: m$. The speed versus density relationship is linear. For a traffic volume of $1000$ vehicles/hour, the density (in vehicles/km) is $52$ $58$ $67$ $75$

A two-lane urban road with one-way traffic has a maximum capacity of $1800$ vehicles/hour. Under the jam condition, the average length occupied by the vehicles is $5.0 \:...

Milicevic3306

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89

GATE Civil 2012 | Question: 22
Two major roads with two lanes each are crossing in an urban area to form an un-controlled intersection. The number of conflict points when both roads are one-way is “X” and when both roads are two-way is “Y”. The ratio of X and Y is $0.25$ $0.33$ $0.50$ $0.75$

Two major roads with two lanes each are crossing in an urban area to form an un-controlled intersection. The number of conflict points when both roads are one-way is “X...

Milicevic3306

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90

GATE Civil 2012 | Question: 23
Two bitumen samples X and Y have softening points $45^{\circ}C$ and $60^{\circ}C$, respectively. Consider the following statements: Viscosity of X will be higher than that of Y at the same temperature. Penetration value of X will be lesser than that ... Both I and II are TRUE I is FALSE and and II is TRUE Both I and II are FALSE I is TRUE and and II is FALSE

Two bitumen samples “X” and “Y” have softening points $45^{\circ}C$ and $60^{\circ}C$, respectively. Consider the following statements:Viscosity of “X” will b...

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91

GATE Civil 2012 | Question: 24
Road roughness is measured using Benkelman beam Bump integrator Dynamic cone penetrometer Falling weight deflectometer

Road roughness is measured usingBenkelman beamBump integratorDynamic cone penetrometerFalling weight deflectometer

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92

GATE2018 CE-2: 54
A $7.5$ m wide two-lane road on a plain terrain is to be laid along a horizontal curve of radius $510$ m. For a design speed of $100$ kmph, super elevation is provided as per $\text{IRC:}73-1980$. Consider acceleration due to gravity as $9.81 m/s^2$. The level difference between the inner and outer edges of the road (in m, upto three decimal places is ________

A $7.5$ m wide two-lane road on a plain terrain is to be laid along a horizontal curve of radius $510$ m. For a design speed of $100$ kmph, super elevation is provided as...

gatecse

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gatecse asked Feb 17, 2018

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93

GATE2018 CE-2: 53
The space mean speed (kmph) and density (vehicles/km) of a traffic stream are linearly related. The free flow speed and jam density are $80$ kmph and $100$ vehicles/km respectively. The traffic flow (in vehicles/h, up to one decimal place) corresponding to a speed of $40$ kmph is ____

The space mean speed (kmph) and density (vehicles/km) of a traffic stream are linearly related. The free flow speed and jam density are $80$ kmph and $100$ vehicles/km re...

gatecse

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gatecse asked Feb 17, 2018

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94

GATE2018 CE-2: 35
A car follows a slow moving truck (travelling at a speed of $10$ m/s) on a two-lane two-way highway. The car reduces its speed to $10$ m/s and follows the truck maintaining a distance of $16$m from the truck. On fining a clear gap in the opposite traffic ... ( from the time it leaves its lane and subsequently returns to its lane after overtaking) is $64$ m $72$ m $128$ m $144$ m

A car follows a slow moving truck (travelling at a speed of $10$ m/s) on a two-lane two-way highway. The car reduces its speed to $10$ m/s and follows the truck maintaini...

gatecse

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gatecse asked Feb 17, 2018

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95

GATE2018 CE-2: 16
Peak Hour Factor (PHF) is used to represent the proportion of peak sub-hourly traffic flow within the peak hour. If $15$-minute sub-hours are considered, the theoretically possible range of PHF will be $0$ to $1.0$ $0.25$ to $0.75$ $0.25$ to $1.0$ $0.5$ to $1.0$

Peak Hour Factor (PHF) is used to represent the proportion of peak sub-hourly traffic flow within the peak hour. If $15$-minute sub-hours are considered, the theoreticall...

gatecse

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gatecse asked Feb 17, 2018

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96

GATE2018 CE-2: 17
As per $\text{IRC:}37-2012$, in order to control subgrade rutting in flexible pavements, the parameter to be considered is horizontal tensile strain at the bottom of bituminous layer vertical compressive strain on top of subgrade vertical compressive stress on top of granular layer vertical deflection at the surface of the pavement

As per $\text{IRC:}37-2012$, in order to control subgrade rutting in flexible pavements, the parameter to be considered ishorizontal tensile strain at the bottom of bitum...

gatecse

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gatecse asked Feb 17, 2018

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97

GATE2018 CE-1: 54
Given the following data: design life $n=15$ years, lane distribution factor $D=0.75$, annual rate of growth of commercial vehicles $r=6 \%$, vehicle damage factor $F=4$ and initial traffic in the year of completion of construction $= 3000$ ... , the design traffic in terms of cumulative number of standard axles (in million standard axles, up to two decimal places) is _____

Given the following data: design life $n=15$ years, lane distribution factor $D=0.75$, annual rate of growth of commercial vehicles $r=6 \%$, vehicle damage factor $F=4$ ...

gatecse

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gatecse asked Feb 17, 2018

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98

GATE2018 CE-1: 55
An aircraft approaches the threshold of a runway strip at a speed of $200$ km/h. The pilot decelerates the aircraft at a rate of $1.697 \: m/s^2$ and takes $18 \: s$ to exit the runway strip. If the deceleration after exciting the runway is $1 \: m/s^2$, then the distance (in m, up to one decimal place) of the gate position from the location of exit on the runway is _______

An aircraft approaches the threshold of a runway strip at a speed of $200$ km/h. The pilot decelerates the aircraft at a rate of $1.697 \: m/s^2$ and takes $18 \: s$ to e...

gatecse

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gatecse asked Feb 17, 2018

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99

GATE2018 CE-1: 13
There are $20,000$ vehicles operating in a city with an average annual travel of $12,000$ km per vehicle. The NOx emission rate is $2.0$ g/km per vehicle. The total annual release of NOx will be $4,80,000$ kg $4,800$ kg $480$ kg $48$ kg

There are $20,000$ vehicles operating in a city with an average annual travel of $12,000$ km per vehicle. The NOx emission rate is $2.0$ g/km per vehicle. The total annua...

gatecse

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gatecse asked Feb 17, 2018

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100

GATE2018 CE-1: 14
A bitumen sample has been graded as $\text{VG}30$ as per $\text{IS:}73-2013$. The $'30'$ in the grade means that penetration of bitumen at $25^{\circ}C$ is between $20$ and $40$ viscosity of bitumen at $60^{\circ}C$ is between $2400$ and $3600$ ... of bitumen at $27^{\circ}C$ is more than $30$ cm elastic recovery of bitumen at $15^{\circ}C$ is more than $30 \%$

A bitumen sample has been graded as $\text{VG}30$ as per $\text{IS:}73-2013$. The $'30'$ in the grade means thatpenetration of bitumen at $25^{\circ}C$ is between $20$ an...

gatecse

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gatecse asked Feb 17, 2018

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101

GATE2018 CE-1: 15
The speed-density relationship for a road section is shown in the figure. The shape of the flow-density relationship is piecewise linear parabolic initially linear than parabolic initially parabolic than linear

The speed-density relationship for a road section is shown in the figure.The shape of the flow-density relationship ispiecewise linearparabolicinitially linear than parab...

gatecse

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gatecse asked Feb 17, 2018

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102

GATE2018 CE-1: 16
A well-designed signalized intersection is one in which the crossing conflicts are increased total delay is minimized cycle time is equal to the sum of red and green times in all phases cycle time is equal to the sum of red and yellow times in all phases

A well-designed signalized intersection is one in which thecrossing conflicts are increasedtotal delay is minimizedcycle time is equal to the sum of red and green times i...

gatecse

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gatecse asked Feb 17, 2018

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3 answers

103

GATE2018 CE-1: 34
A priority intersection has a single-lane oneway traffic road crossing an undivided two-lane two-way traffic road. The traffic stream speed on the single lane road is $20$ kmph and the speed on the two-lane road is $50$ kmph. The perception-reaction time is $2.5$ s, coefficient of longitudinal ... be $50$ m and $20$ m $61$ m and $18$ m $111$ m and $15$ m $122$ m and $36$ m

A priority intersection has a single-lane oneway traffic road crossing an undivided two-lane two-way traffic road. The traffic stream speed on the single lane road is $20...

gatecse

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gatecse asked Feb 17, 2018