Janardan Rai Nagar Rajasthan Vidyapeeth 2006 B.Tech Civil Engineering TRANSPORTATION ENGINEERING - exam paper
JRN Rajasthan Vidyapeeth University
CIVIL ENGINEERING
SEMESTER 3
TRANSPORTATION ENGINEERING
Model Question Papers
BSC4-BSC10- TRANSPORTATION ENGINEERING
Time : 3 hrs Maximum marks : 75
Instruction:
1. Question paper is divided into Group A, Group B and Group C
2. Each Group is of 25 Marks
3. Figure to the right in bracket indicates marks.
4. Good Handwriting is expected
5. Assume suitable data if necessary.
Group A (25 Marks)
Answer any three questions (Question 1 is compulsory)
Q.1 Write the value so width of formation for following
(i) National Highway
(ii) State Highway
(iii)Major distinct highway
(iv)Other distinct Highway
(v) Village Roads (5)
Q.2 Describe Nagpur Road plan in Detail ? (10)
Q.3 Describe in brief about historical development of road construction. (10)
Q.4 Describe construction of gravel road. (10)
Q.5 Write detailed note on rail failures. (10)
Group B (25 Marks)
Answer any three questions (Questions 6 is compulsory)
Q.6 Determine the tead and radius of curve for a B. G. turn out when the crossing number is 12, angle of switch is 1o 30 and beer clearance is 15 cm. Assume x = 80 cm. (5)
Q.7 Two parallel B. G. tracks have a cross over. The crossing number of both the track is 12. the two tracks are 5 m apart and cross over consist of the reverse curves and straight. Determine distance and the total length of cross over. (10)
Q.8. A road which deflect 70o is to be designed for a minimum speed of 90 km per hour a maximum centricugal ratio is and maximum rate of change of acceleration of 0.45 m/sec2. The curve consist of circular are combine with two cubic parabolas calculate
(i) Radius of circular curve
(ii) requisite length of transition curve
(iii)total length of composite curve
(iv)chainges of beginning and end of transition curves if the chainage of point of intersection is 4075 m (10)
(10)
Q.9
Calculate
equivalent C.value of a three layered pavement section having individual
C-values as given below :
|
Materials |
Thickness, cm C-value |
|
Bituminous concrete cement treated base gravel sub-base |
10 60 20 225 10 15 |
Q.10. Two B. G. tracks cross each other to form a diamond crossing. If the crossing number is 12, design diamond crossing. (10)
Group C (25 Marks)
All Questions are Compulsory.
Q.11 Fill in the blanks ( each question carry 2 marks)
1. The usual width of side drains along Highways in hilly region is ____________.
2. Maximum super elevation on hill roads should not exceed.____________.
3. Rails are bent to correct curvature if the degree of curve is more than _____________.
4. Maximum wheel base distance provided on Indian B. g. track is _____________.
5. For highway, tunneling is preformed to is open cut exceed ___________.
Q.11 Multiple choice question. (Each question carry 2 marks)
1. Depth of rainforment below surface of concrete pavement is generally kept
a. 5 cm
b. 6 cm
c. 7 cm
d. 8 cm
2. For poorly graded sub grade soil thickness of sub base is ____________.
a. 10
b. 15
c. 30
d. 25
3. Boxing of ballast is done.
a. Under rails
b. At the rails
c. In between two rails
d. In between two sleepers
4. Minimum gradient in station yends is generally limited to
a. 1 in 1000
b. 1 in 750
c. 1 in 500
d. zero
5. To attain required shape of tunnel section we use
a. Easers
b. Trimmers
c. Cut holes
d. Chisels
Q.11 True or false (each question carry 1 marks).
1. In wooded bulk head used for making in steep grade tunnel two opening are provided
2. Wing rails are provide in crossing
3. The angle between the gauge faces of stock rail and tongue rail is called angle of crossing.
4. In railways a triangle is mainly provide for crossing over between parallel tracks.
5. Minimum thickness of base of a flexible pavement is 10 cm.
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| Earning: Approval pending. |
