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Recent questions in Transportation Engineering
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41
GATE2019 CE-2: 44
The uniform arrival and uniform service rates observed on an approach road to a signalized intersection are $20$ and $50$ vehicles/minute, respectively. For this signal, the red time is $30 \: s$, the effective green time is $30 \: s$, and the cycle ... average delay per vehicle using the approach road during a cycle length (in $s$, round off to $2$ decimal places) is __________
The uniform arrival and uniform service rates observed on an approach road to a signalized intersection are $20$ and $50$ vehicles/minute, respectively. For this signal, ...
Arjun
13.0k
points
Arjun
asked
Feb 12, 2019
Traffic Engineering
gate2019-ce-2
numerical-answers
traffic-engineering
transportation-engineering
traffic-studios-on-flow-and-speed
+
–
0
votes
0
answers
42
GATE2019 CE-2: 45
A broad gauge railway line passes through a horizontal curved section (radius $=875 \:m$) of length $200 \: m$. The allowable speed on this portion is $100 \: km/h$. For calculating the cant, consider the gauge as centre-to-centre distance between ... (in $mm$, round off to $1$ decimal place) with respect to the centre-to-centre distance between the rail heads is _____________
A broad gauge railway line passes through a horizontal curved section (radius $=875 \:m$) of length $200 \: m$. The allowable speed on this portion is $100 \: km/h$. For ...
Arjun
13.0k
points
Arjun
asked
Feb 12, 2019
Transportation Infrastructure
gate2019-ce-2
numerical-answers
transportation-infrastructure
transportation-engineering
railway-track
+
–
0
votes
0
answers
43
GATE2019 CE-2: 46
The speed-density relationship of a highway is given as $u = 100 – 0.5 \: k$ where, $u=$ speed in $km$ per hour, $k=$ density in vehicles per $km$. The maximum flow (in vehicles per hour, round off to the nearest integer) is _______
The speed-density relationship of a highway is given as $$u = 100 – 0.5 \: k$$ where, $u=$ speed in $km$ per hour, $k=$ density in vehicles per $km$. The maximum flow (...
Arjun
13.0k
points
Arjun
asked
Feb 12, 2019
Transportation Engineering
gate2019-ce-2
numerical-answers
transportation-engineering
+
–
0
votes
0
answers
44
GATE2016-2-21
In the context of the $IRC \: 58-2011$ guidelines for rigid pavement design, consider the following pair of statements. Radius of relative stiffness is directly related to modulus of elasticity of concrete and inversely related to Poisson's ratio Radius of relative stiffness is directly ... is correct? I. True; II: True I. False; II: False I. True; II: False I. False; II: True
In the context of the $IRC \: 58-2011$ guidelines for rigid pavement design, consider the following pair of statements.Radius of relative stiffness is directly related to...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Highway Pavements
gate2016-ce-2
highway-pavements
transportation-engineering
design-of-flexible-pavement
irc-58-2011
+
–
0
votes
0
answers
45
GATE2016-2-22
If the total number of commercial vehicles per day ranges from $3000$ to $6000$, the minimum percentage of commercial traffic to be surveyed for axle load is $15$ $20$ $25$ $30$
If the total number of commercial vehicles per day ranges from $3000$ to $6000$, the minimum percentage of commercial traffic to be surveyed for axle load is$15$$20$$25$$...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Traffic Engineering
gate2016-ce-2
traffic-engineering
transportation-engineering
axle-load
surveys
statical-analysis-of-traffic-data
+
–
0
votes
0
answers
46
GATE2016-2-53
The critical flow ratios for a three-phase signal are found to be $0.30, 0.25$ and $0.25$. The total time lost in the cycle is $10 \: s$. Pedestrian crossings at this junction are not significant. The respective Green times (expressed in seconds and rounded off to the nearest integer) for the three phases are $34, 28$, and $28$ $40, 25$, and $25$ $40, 30$, and $30$ $50, 25$, and $25$
The critical flow ratios for a three-phase signal are found to be $0.30, 0.25$ and $0.25$. The total time lost in the cycle is $10 \: s$. Pedestrian crossings at this jun...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Traffic Engineering
gate2016-ce-2
traffic-engineering
transportation-engineering
signal-design
+
–
0
votes
0
answers
47
GATE2016-2-54
A motorist traveling at $100$ km/h on a highway needs to take the next exit, which has a speed limit of $50$ km/h. The section of the roadway before the ramp entry has a downgrade of $3 \%$ and coefficient of friction $(f)$ is $0.35$. In order to enter the ramp at the maximum allowable speed limit, the braking distance (expressed in m) from the exit ramp is __________
A motorist traveling at $100$ km/h on a highway needs to take the next exit, which has a speed limit of $50$ km/h. The section of the roadway before the ramp entry has a ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Traffic Engineering
gate2016-ce-2
numerical-answers
traffic-engineering
transportation-engineering
speed
+
–
0
votes
0
answers
48
GATE2016-1-21
During a forensic investigation of pavement failure, an engineer reconstructed the graphs P, Q, R, and S, using partial and damaged old reports. Theoretically plausible correct graphs according to the ‘Marshall mixture design output’ are P, Q, R P, Q, S Q, R, S R, S, P
During a forensic investigation of pavement failure, an engineer reconstructed the graphs P, Q, R, and S, using partial and damaged old reports.Theoretically plausible co...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Transportation Engineering
gate2016-ce-1
highway-pavement
transportation-engineering
pavement-failure
marshall-mixture
+
–
0
votes
0
answers
49
GATE2016-1-22
In a one-lane one-way homogeneous traffic stream, the observed average headway is $3.0$ s. The flow (expressed in vehicles/hr) in this traffic stream is ________
In a one-lane one-way homogeneous traffic stream, the observed average headway is $3.0$ s. The flow (expressed in vehicles/hr) in this traffic stream is ________
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Traffic Engineering
gate2016-ce-1
numerical-answers
traffic-engineering
transportation-engineering
traffic-stream
+
–
0
votes
0
answers
50
GATE2016-1-53
A two lane, one-way road with radius of $50$ m is predominantly carrying lorries with wheelbase of $5$ m. The speed of lorries is restricted to be between $60$ kmph and $80$ kmph. The mechanical widening and psychological widening required at $60$ kmph are designated as $w_{me,60}$ and $w_{ps,60}$, ... $1.19 \:m, 0.50 \:m, 0.89 \:m, \text{ and } 0.50 \:m$
A two lane, one-way road with radius of $50$ m is predominantly carrying lorries with wheelbase of $5$ m. The speed of lorries is restricted to be between $60$ kmph and $...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Transportation Infrastructure
gate2016-ce-1
transportation-engineering
transportation-infrastructure
geometric-design-of-highways
+
–
0
votes
0
answers
51
GATE2016-1-54
While traveling along and against the traffic stream, a moving observer measured the relative flows as $50$ vehicles/hr and $200$ vehicles/hr, respectively. The average speeds of the moving observer while traveling along and against the stream are $20$ km/hr and $30$ km/hr, respectively. The density of the traffic stream (expressed in vehicles/km) is _________
While traveling along and against the traffic stream, a moving observer measured the relative flows as $50$ vehicles/hr and $200$ vehicles/hr, respectively. The average s...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 27, 2018
Traffic Engineering
gate2016-ce-1
numerical-answers
traffic-engineering
transportation-engineering
density-of-traffic-stream
traffic-studios-on-flow-and-speed
+
–
0
votes
0
answers
52
GATE2017 CE-1: 16
A super-elevation $e$ is provided on a circular horizontal curve such that a vehicle can be stopped on the curve without sliding. Assuming a design speed $v$ and maximum coefficient of side friction $f_{max}$, which one of the following criteria should be satisfied? $e \leq f_{max}$ $e > f_{max}$ no limit on $e$ can be set $e = \dfrac{1-(f_{max})^2}{f_{max}}$
A super-elevation $e$ is provided on a circular horizontal curve such that a vehicle can be stopped on the curve without sliding. Assuming a design speed $v$ and maximum ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Transportation Infrastructure
gate2017-ce-1
transportation-engineering
transportation-infrastructure
geometric-design-of-highways
+
–
0
votes
0
answers
53
GATE2017 CE-1: 17
A runway is being constructed in a new airport as per the International Civil Aviation Organization (ICAO) recommendations. The elevation and the airport reference temperature of this airport are $535 \: m$ above the mean sea level and $22.65^{\circ}C$, respectively. Consider the ... length of runway corrected for the temperature is $2223 \: m$ $2250 \: m$ $2500 \: m$ $2750 \: m$
A runway is being constructed in a new airport as per the International Civil Aviation Organization (ICAO) recommendations. The elevation and the airport reference temper...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Transportation Infrastructure
gate2017-ce-1
transportation-infrastructure
transportation-engineering
airport-runway-length
+
–
0
votes
0
answers
54
GATE2017 CE-1: 18
The accuracy of an Electronic Distance Measuring Instrument (EDMI) is specified as $\pm (a \: mm + b \: ppm)$. Which one of the following statements is correct? Both $a$ and $b$ remain constant, irrespective of the distance being measured $a$ ... proportion to the distance being measured and $b$ remains constant Both $a$ and $b$ vary in proportion to the distance being measured
The accuracy of an Electronic Distance Measuring Instrument (EDMI) is specified as $\pm (a \: mm + b \: ppm)$. Which one of the following statements is correct?Both $a$ a...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Transportation Infrastructure
gate2017-ce-1
transportation-infrastructure
transportation-engineering
electronic-distance-measuring-instrument(edmi)
+
–
0
votes
0
answers
55
GATE2017 CE-1: 25
Vehicles arriving at an intersection from one of the approach roads follow the Poisson distribution. The mean rate of arrival is $900$ vehicles per hour. If a gap is defined as the time difference between two successive vehicle arrivals (with vehicles assumed to be points), the probability (up to four decimal places) that the gap is greater than $8$ seconds is ___________
Vehicles arriving at an intersection from one of the approach roads follow the Poisson distribution. The mean rate of arrival is $900$ vehicles per hour. If a gap is defi...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2017-ce-1
numerical-answers
traffic-engineering
transportation-engineering
poisson-distribution
+
–
0
votes
0
answers
56
GATE2017 CE-1: 32
The following observations are made while testing aggregate for its suitability in pavement construction: Mass of oven-dry aggregate in air $=1000 $ g Mass of saturated surface-dry aggregate in air $=1025 $ g Mass of saturated surface-dry aggregate under water $=625 $ g ... and water absorption $=2.5 \%$ apparent specific gravity of aggregate $=2.5$ and water absorption $=2.4 \%$
The following observations are made while testing aggregate for its suitability in pavement construction:Mass of oven-dry aggregate in air $=1000 $ g Mass of saturated su...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Highway Pavements
gate2017-ce-1
highway-pavements
transportation-engineering
+
–
0
votes
0
answers
57
GATE2017 CE-1: 33
The queue length (in number of vehicles) versus time (in seconds) plot for an approach to a signalized intersection with the cycle length of $96$ seconds is shown in the figure (not drawn to scale) At time $t=0$, the light has just turned red. The ... delay per vehicle $=45$ seconds $s=1200$ vph, and for this cycle, the average stopped delay per vehicle $=28.125$ seconds
The queue length (in number of vehicles) versus time (in seconds) plot for an approach to a signalized intersection with the cycle length of $96$ seconds is shown in the ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2017-ce-1
traffic-engineering
transportation-engineering
travel-time-delay
statical-analysis-of-traffic-data
+
–
0
votes
0
answers
58
GATE2017 CE-1: 34
The radius of a horizontal circular curve on a highway is $120$ m. The design speed is $60$ km/hour, and the design coefficient of lateral friction between the tyre and road surface is $0.15$. The estimated value of superrelevation required (if full lateral friction is assumed to develop), and the ... $\dfrac{1}{11.6} \text{ and } 0.24 \\$ $\dfrac{1}{12.9} \text{ and } 0.24$
The radius of a horizontal circular curve on a highway is $120$ m. The design speed is $60$ km/hour, and the design coefficient of lateral friction between the tyre and r...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2017-ce-1
traffic-engineering
transportation-engineering
traffic-studios-on-flow-and-speed
+
–
0
votes
0
answers
59
GATE2015-2-22
A superspeedway in New Delhi has among the highest super-elevation rates of any track on the Indian Grand Prix circuit. The track requires drivers to negotiate turns with a radius of $335$ m and $33^{\circ}$ banking. Given this information, the coefficient of side friction required in order to allow a vehicle to travel at $320$ km/h along the curve is $1.761$ $0.176$ $0.253$ $2.530$
A superspeedway in New Delhi has among the highest super-elevation rates of any track on the Indian Grand Prix circuit. The track requires drivers to negotiate turns with...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2015-ce-2
traffic-engineering
transportation-engineering
statistical-analysis-of-traffic-data
+
–
0
votes
0
answers
60
GATE2015-2-23
The following statements are made related to the lengths of turning lanes at signalised intersections: $1.5$ times the average number of vehicles (by vehicle type) that would store in turning lane per cycle during the peak hour. $2$ times the average number of vehicles (by vehicle type) ... lanes is: Maximum of (ii) and (iii) Maximum of (i) and (iii) Average of (i) and (iii) Only (iv)
The following statements are made related to the lengths of turning lanes at signalised intersections:$1.5$ times the average number of vehicles (by vehicle type) that wo...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2015-ce-2
traffic-engineering
transportation-engineering
signal-design
types-of-intersections
+
–
0
votes
0
answers
61
GATE2015-2-51
The relation between speed $u$ (in km/h) and density $k$ (number of vehicles/km) for a traffic stream on a road is $u=70-0.7k$. The capacity on this road is _________ vph (vehicles/hour).
The relation between speed $u$ (in km/h) and density $k$ (number of vehicles/km) for a traffic stream on a road is $u=70-0.7k$. The capacity on this road is _________ vph...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2015-ce-2
numerical-answers
traffic-engineering
transportation-engineering
traffic-stream
+
–
0
votes
0
answers
62
GATE2015-2-52
Match the information related to tests on aggregates given in Group - I with that in Group - II. ... $P - 4; Q - 1; R - 3; S - 2;$ $P - 3; Q - 4; R - 2; S - 1;$
Match the information related to tests on aggregates given in Group – I with that in Group – II.$\begin{array}{ll} \text{Group – I} & \text{Group – II} \\ P. \tex...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Transportation Engineering
gate2015-ce-2
transportation-engineering
highway-pavements
quality-control-tests
+
–
0
votes
0
answers
63
GATE2015-1-22
The penetration value of a bitumen sample tested at $25^{\circ}C$ is $80$. When this sample is heated to $60^{\circ}C$ and tested again, the needle of the penetration test apparatus penetrates the bitumen sample by $d$ mm. The value of $d$ CANNOT be less than ______ mm.
The penetration value of a bitumen sample tested at $25^{\circ}C$ is $80$. When this sample is heated to $60^{\circ}C$ and tested again, the needle of the penetration tes...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Highway Pavements
gate2015-ce-1
numerical-answers
transportation-engineering
highway-pavements
desirable-properties-of-bitumen
tests-on-bitumen
+
–
0
votes
0
answers
64
GATE2015-1-23
Which of the following statements CANNOT be used to describe free flow speed $(u_f)$ of a traffic stream? $(u_f)$ is the speed when flow is negligible $(u_f)$ is the speed when density is negligible $(u_f)$ is affected by geometry and surface conditions of the road $(u_f)$ is the speed at which flow is maximum and density is optimum
Which of the following statements CANNOT be used to describe free flow speed $(u_f)$ of a traffic stream?$(u_f)$ is the speed when flow is negligible$(u_f)$ is the speed ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2015-ce-1
traffic-engineering
transportation-engineering
traffic-stream
+
–
0
votes
0
answers
65
GATE2015-1-51
The acceleration-time relationship for a vehicle subjected to non-uniform acceleration is, $\dfrac{dv}{dt} = (\alpha\: - \beta v_0) e^{ - \beta t}$ where, $v$ is the speed in m/s, $t$ is the time in s, $\alpha$ and $\beta$ are parameters, and $v_0$ is the initial speed ... $\dfrac{dv}{dt}=1.3 m/s^2$ at $t=3$s, the distance (in m) travelled by the vehicle in $35$ s is ________
The acceleration-time relationship for a vehicle subjected to non-uniform acceleration is,$$\dfrac{dv}{dt} = (\alpha\: – \beta v_0) e^{ - \beta t}$$where, $v$ is the sp...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2015-ce-1
numerical-answers
traffic-engineering
transportation-engineering
speed
acceleration-time-relationship
+
–
0
votes
0
answers
66
GATE2015-1-52
On a circular curve, the rate of superelevation is $e$. While negotiating the curve a vehicle comes to a stop. It is seen that the stopped vehicle does not slide inwards (in the radial direction). The coefficient of side friction is $f$. Which of the following is true: $e \leq f$ $f < e < 2f$ $e \geq 2f$ none of the above
On a circular curve, the rate of superelevation is $e$. While negotiating the curve a vehicle comes to a stop. It is seen that the stopped vehicle does not slide inwards ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2015-ce-1
transportation-engineering
traffic-engineering
accident-study
+
–
0
votes
0
answers
67
GATE2015-1-53
A sign is required to be put up asking drivers to slow down to $30$ km/h before entering Zone $Y$ (see figure). On this road, vehicles require $174$ m to slow down to $30$ km/h (the distance of $174$ m includes the distance travelled during the perception- ... even a $6/9$ vision driver can slow down to $30$ km/h before entering the zone. The minimum value of $x$ is ________ m.
A sign is required to be put up asking drivers to slow down to $30$ km/h before entering Zone $Y$ (see figure). On this road, vehicles require $174$ m to slow down to $30...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 26, 2018
Traffic Engineering
gate2015-ce-1
numerical-answers
transportation-engineering
traffic-engineering
traffic-signs
+
–
0
votes
0
answers
68
GATE2014-2-51
A student riding a bicycle on a $5$ km one-way street takes $40$ minutes to reach home. The student stopped for $15$ minutes during this ride. $60$ vehicles overtook the student (assume the number of vehicles overtaken by the student is zero) during the ride and $45$ vehicles while the student stopped. The speed of vehicle stream on that road (in km/hr) is $7.5$ $12$ $40$ $60$
A student riding a bicycle on a $5$ km one-way street takes $40$ minutes to reach home. The student stopped for $15$ minutes during this ride. $60$ vehicles overtook the ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-2
transportation-engineering
traffic-engineering
traffic-studios-on-flow-and-speed
+
–
0
votes
0
answers
69
GATE2014-2-52
On a section of a highway the speed-density relationship is linear an is given by $v=\big[80 – \dfrac{2}{3}k\big]$; where $v$ is in km/h and $k$ is in veh/km. The capacity (in veh/h) of this section of the highway would be $1200$ $2400$ $4800$ $9600$
On a section of a highway the speed-density relationship is linear an is given by $v=\big[80 – \dfrac{2}{3}k\big]$; where $v$ is in km/h and $k$ is in veh/km. The capac...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Highway Pavements
gate2014-ce-2
highway-pavements
transportation-engineering
geometric-design-of-highways
+
–
0
votes
0
answers
70
GATE2014-2-53
A pre-timed four phase signal has critical lane flow rate for the first three phases as $200$, $187$ and $210$ veh/hr with saturation flow rate of $1800$ veh/hr/lane for al phases. The lost time is given as $4$ seconds for each phase. If the cycle length is $60$ seconds, the effective green time (in seconds) of the fourth phase is ________
A pre-timed four phase signal has critical lane flow rate for the first three phases as $200$, $187$ and $210$ veh/hr with saturation flow rate of $1800$ veh/hr/lane for ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-2
numerical-answers
traffic-engineering
transportation-engineering
signal-design
+
–
0
votes
0
answers
71
GATE2014-2-55
The chainage of the intersection point of two straight is $1585.60$ m and the angle of intersection is $140^{\circ}$. If the radius of a circular curve is $600.00$ m, the tangent distance (in m) and length of the curve (in m), respectively are $418.88$ and $1466.08$ $218.38$ and $1648.49$ $218.38$ and $418.88$ $418.88$ and $218.38$
The chainage of the intersection point of two straight is $1585.60$ m and the angle of intersection is $140^{\circ}$. If the radius of a circular curve is $600.00$ m, the...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-2
traffic-engineering
transportation-engineering
types-of-intersections
+
–
0
votes
0
answers
72
GATE2014-2-24
A road is being designed for a speed of $110$ km/hr on a horizontal curve with a super elevation of $8 \%$. If the coefficient of side friction is $0.10$, the minimum radius of the curve (in m) required for safe vehicular movement is $115.0$ $152.3$ $264.3$ $528.5$
A road is being designed for a speed of $110$ km/hr on a horizontal curve with a super elevation of $8 \%$. If the coefficient of side friction is $0.10$, the minimum rad...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Transportation Infrastructure
gate2014-ce-2
transportation-engineering
transportation-infrastructure
geometric-design-of-highways
+
–
0
votes
0
answers
73
GATE2014-2-27
An observer counts $240$ veh/h at a specific highway location. Assume that the vehicle arrival at the location is Poisson distributed, the probability of having one having vehicle arriving over a $30$-second time interval is _________
An observer counts $240$ veh/h at a specific highway location. Assume that the vehicle arrival at the location is Poisson distributed, the probability of having one havin...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Highway Pavements
gate2014-ce-2
numerical-answers
highway-pavements
transportation-engineering
poisson-distributed
probability
+
–
0
votes
0
answers
74
GATE2014-2-23
The average spacing between vehicles in a traffic stream is $50$ m, then the density (in veh/km) of the stream is _______
The average spacing between vehicles in a traffic stream is $50$ m, then the density (in veh/km) of the stream is _______
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-2
numerical-answers
traffic-engineering
transportation-engineering
traffic-stream
+
–
0
votes
0
answers
75
GATE2014-1-50
A traffic survey conducted on a road yields an average daily traffic count of $5000$ ... the vehicle damage factor (VDF) is calculated from the above data, the design traffic (in million standard axle load, MSA) is ________
A traffic survey conducted on a road yields an average daily traffic count of $5000$ vehicles. The axle load distribution on the same road is given in the following table...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-1
numerical-answers
traffic-engineering
transportation-engineering
statical-analysis-of-traffic-data
+
–
0
votes
0
answers
76
GATE2014-1-51
The perception-reaction time for a vehicle travelling at $90$ km/h, given the coefficient of longitudinal friction of $0.35$ and the stopping sight distance of $170$ m (assume $g=9.81 \: m/s^2$), is _____ seconds.
The perception-reaction time for a vehicle travelling at $90$ km/h, given the coefficient of longitudinal friction of $0.35$ and the stopping sight distance of $170$ m (a...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Transportation Infrastructure
gate2014-ce-1
numerical-answers
transportation-engineering
transportation-infrastructure
sight-distances
+
–
0
votes
0
answers
77
GATE2014-1-52
The speed-density $(u-k)$ relationship on a single lane road with unidirectional flow is $u=70-0.77k$, where $u$ is in km/hr and $k$ is in veh/km. The capacity of the road (in veh/hr) is ___________
The speed-density $(u-k)$ relationship on a single lane road with unidirectional flow is $u=70-0.77k$, where $u$ is in km/hr and $k$ is in veh/km. The capacity of the roa...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-1
numerical-answers
traffic-engineering
transportation-engineering
speed-density-relationship
+
–
0
votes
0
answers
78
GATE2014-1-53
An isolated three-phase traffic signal is designed by Webster’s method. The critical flow ratios for three phases are $0.20$, $0.30$, and $0.25$ respectively, and lost time per phase is $4$ seconds. The optimum cycle length (in seconds) is ____________
An isolated three-phase traffic signal is designed by Webster’s method. The critical flow ratios for three phases are $0.20$, $0.30$, and $0.25$ respectively, and lost ...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-1
numerical-answers
traffic-engineering
transportation-engineering
webster's-method
+
–
0
votes
0
answers
79
GATE2014-1-29
A traffic office imposes on an average $5$ number of penalties daily on traffic violators. Assume that the number of penalties on different days is independent and follows a Poisson distribution. The probability that there will be less than $4$ penalties in a day is ___________
A traffic office imposes on an average $5$ number of penalties daily on traffic violators. Assume that the number of penalties on different days is independent and follow...
Milicevic3306
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-1
numerical-answers
traffic-engineering
transportation-engineering
probability
poisson-distribution
+
–
0
votes
0
answers
80
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
11.9k
points
Milicevic3306
asked
Mar 25, 2018
Traffic Engineering
gate2014-ce-1
traffic-engineering
transportation-engineering
peak-hour-factor
+
–
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