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WorksheetsTransportation Problems
Total questions: 15
Worksheet time: 30mins
Three new road links are to be constructed P, Q, and R with different road lengths. The details of population and products served as follows:
Suggest the order of priority for phasing the road construction program based on maximum utility approach.
RPQ
PQR
QRP
RQP
Find head light sight distance and Intermediate sight distance respectively, for a decreasing gradient of 2% for a design speed of 80 kmph. Consider the remaining data as per IRC. Given friction = 0.35.
132, 132
264, 132
132, 264
264, 264
The speeds of overtaking and overtaken vehicles are 80 kmph and 50 kmph respectively. The acceleration of overtaking vehicles is 2.5 kmph/sec. Spacing between vehicles = 16 m, reaction time of driver is 2 sec. Calculate the safe OSD on two way traffic four lane divided national highway.
406.44
193.11
130.05
210.32
Super elevation for mixed traffic condition (as per IRC) if the design speed is 100 kmph and coefficient of lateral friction 0.15 on a horizontal curve in plains of radius 500m is
7
5.67
3.2
9.6
A valley curve is formed by a descending gradient of 1/20 meets with an ascending gradient of 1/30. Design speed 80 kmph allowable rate of change of centrifugal acceleration is 0.61 m/s2. Length of valley curve for comfort is
38.64 m
77.28 m
42 m
84 m
The resultant traffic count taken between 5 PM to 6 PM are as 1300, 800, 1150, 950 for every 15 minutes period. What is the peak hourly factor (PHF) for this free way? Also determine actual (Design) traffic volume?
0.807, 4200
0.913, 4200
0.913, 5200
0.807, 5200
If the spot speeds in kmph are 50, 40, 60, 54, and 45. Then the time mean speed and space mean speed are
49.8, 48.82 kmph
48.82, 49.8 kmph
49.8, 49.8 kmph
48.82, 48.82 kmph
A man can row at 5 kmph in still water. If the velocity of current is 1 kmph and it takes him 1 hour to row to a place and come back, how far is the place?
2.4
2.5
3
3.6
The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is:
15
16
18
25
If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travelled by him is
50
56
70
80
A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the work?
40
50
54
60
A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by
3
5
9
11
Find out the wrong number in the series.
3, 7, 15, 39, 63, 127, 255, 511
7
15
39
63
127
In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability that 1 girl and 2 boys are selected, is
21/46
25/117
1/50
3/25
1^1+2^2+3^3+4^4+5^5+6^6+7^7+8^8+9^9.
Find the units place of above equation.
3
5
7
9
