Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 4th Sem New 2144003 Basics Of Transportation Engineering Previous Question Paper
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?IV(NEW) ? EXAMINATION ? SUMMER 2019
Subject Code:2144003 Date:20/05/2019
Subject Name: Basics of Transportation Engineering
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Use Arithmetic Graph paper is allowed.
MARKS
Q.1 (a) Explain in brief characteristics of different modes of transport and their
integrations and interactions.
03
(b) Explain factors affecting the performance, design and operation of a road
transportation system.
04
(c) Explain various cross sectional elements of road pavement in details along with
neat sketch.
07
Q.2 (a) What is sight distance? Explain in short various types of sight distance consider
for design of road pavement.
03
(b) Enlist factors affecting computation of sight distance? Explain PIEV theory in
details with neat sketch.
04
(c) Design the cant required to maintain the speed on a horizontal curve with a radius
of 250 m on national highway. Safe limit of lateral friction is 0.15.
07
OR
(c) Calculate the length of transition curve required, for a carriageway of
7.5 m width on straight portions, if the design speed is 65 km/hr and the road is
passing through rolling terrain. The radius of the horizontal curve is 200 m.
07
Q.3 (a) What is Gradient? Explain various types of gradient in brief. 03
(b) Explain camber and show the various shapes of camber with the help of neat
sketch.
04
(c) A falling gradient 1 in 20 meets rising gradient 1 in 40 on a National Highway in
plain terrain. Find the length of the valley curve, which should provide safe driving
at night.
07
OR
Q.3 (a) Explain in detail ?Grade compensation?. 03
(b) Explain various types of failures in cement concrete pavements and their causes. 04
(c) Explain various desirable properties of aggregates. Explain Los Angeles abrasion
test for aggregates as per IS: 2386 (Part 5).
07
Q.4 (a) State the factors affecting traffic stream flow characteristics. 03
(b) What are essential requirement of pavement? Draw typical cross section of a
flexible pavement.
04
FirstRanker.com - FirstRanker's Choice
Page 1 of 3
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?IV(NEW) ? EXAMINATION ? SUMMER 2019
Subject Code:2144003 Date:20/05/2019
Subject Name: Basics of Transportation Engineering
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Use Arithmetic Graph paper is allowed.
MARKS
Q.1 (a) Explain in brief characteristics of different modes of transport and their
integrations and interactions.
03
(b) Explain factors affecting the performance, design and operation of a road
transportation system.
04
(c) Explain various cross sectional elements of road pavement in details along with
neat sketch.
07
Q.2 (a) What is sight distance? Explain in short various types of sight distance consider
for design of road pavement.
03
(b) Enlist factors affecting computation of sight distance? Explain PIEV theory in
details with neat sketch.
04
(c) Design the cant required to maintain the speed on a horizontal curve with a radius
of 250 m on national highway. Safe limit of lateral friction is 0.15.
07
OR
(c) Calculate the length of transition curve required, for a carriageway of
7.5 m width on straight portions, if the design speed is 65 km/hr and the road is
passing through rolling terrain. The radius of the horizontal curve is 200 m.
07
Q.3 (a) What is Gradient? Explain various types of gradient in brief. 03
(b) Explain camber and show the various shapes of camber with the help of neat
sketch.
04
(c) A falling gradient 1 in 20 meets rising gradient 1 in 40 on a National Highway in
plain terrain. Find the length of the valley curve, which should provide safe driving
at night.
07
OR
Q.3 (a) Explain in detail ?Grade compensation?. 03
(b) Explain various types of failures in cement concrete pavements and their causes. 04
(c) Explain various desirable properties of aggregates. Explain Los Angeles abrasion
test for aggregates as per IS: 2386 (Part 5).
07
Q.4 (a) State the factors affecting traffic stream flow characteristics. 03
(b) What are essential requirement of pavement? Draw typical cross section of a
flexible pavement.
04
Page 2 of 3
(c) Design a new flexible pavement for a two lane undivided carriageway using the
following data:
(a) Design CBR value of subgrade = 4 %
(b) Initial traffic on completion of construction = 300 cv per day
(c) Average growth rate = 5 % per year
(d) Design life = 10 years
(e) VDF value = 2.5
Use figure 1, table no. 1 for calculating composition of pavement component (as
per IRC guidelines).
Fig.1. CBR design chart for determination of total pavement thickness
for traffic with CSA of 1.0 to 10 msa
Table 1. Pavement design with recommended component layers
for cumulative traffic range 1 to 10 msa
07
FirstRanker.com - FirstRanker's Choice
Page 1 of 3
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?IV(NEW) ? EXAMINATION ? SUMMER 2019
Subject Code:2144003 Date:20/05/2019
Subject Name: Basics of Transportation Engineering
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Use Arithmetic Graph paper is allowed.
MARKS
Q.1 (a) Explain in brief characteristics of different modes of transport and their
integrations and interactions.
03
(b) Explain factors affecting the performance, design and operation of a road
transportation system.
04
(c) Explain various cross sectional elements of road pavement in details along with
neat sketch.
07
Q.2 (a) What is sight distance? Explain in short various types of sight distance consider
for design of road pavement.
03
(b) Enlist factors affecting computation of sight distance? Explain PIEV theory in
details with neat sketch.
04
(c) Design the cant required to maintain the speed on a horizontal curve with a radius
of 250 m on national highway. Safe limit of lateral friction is 0.15.
07
OR
(c) Calculate the length of transition curve required, for a carriageway of
7.5 m width on straight portions, if the design speed is 65 km/hr and the road is
passing through rolling terrain. The radius of the horizontal curve is 200 m.
07
Q.3 (a) What is Gradient? Explain various types of gradient in brief. 03
(b) Explain camber and show the various shapes of camber with the help of neat
sketch.
04
(c) A falling gradient 1 in 20 meets rising gradient 1 in 40 on a National Highway in
plain terrain. Find the length of the valley curve, which should provide safe driving
at night.
07
OR
Q.3 (a) Explain in detail ?Grade compensation?. 03
(b) Explain various types of failures in cement concrete pavements and their causes. 04
(c) Explain various desirable properties of aggregates. Explain Los Angeles abrasion
test for aggregates as per IS: 2386 (Part 5).
07
Q.4 (a) State the factors affecting traffic stream flow characteristics. 03
(b) What are essential requirement of pavement? Draw typical cross section of a
flexible pavement.
04
Page 2 of 3
(c) Design a new flexible pavement for a two lane undivided carriageway using the
following data:
(a) Design CBR value of subgrade = 4 %
(b) Initial traffic on completion of construction = 300 cv per day
(c) Average growth rate = 5 % per year
(d) Design life = 10 years
(e) VDF value = 2.5
Use figure 1, table no. 1 for calculating composition of pavement component (as
per IRC guidelines).
Fig.1. CBR design chart for determination of total pavement thickness
for traffic with CSA of 1.0 to 10 msa
Table 1. Pavement design with recommended component layers
for cumulative traffic range 1 to 10 msa
07
Page 3 of 3
OR
Q.4 (a) Write short note on ?Greenberg?s logarithmic model? 03
(b) What are the various types of road markings and their uses? 04
(c) State the concept of PCU value and the factors affecting PCU values 07
Q.5 (a) What is the objective of carrying out Spot Speed Studies? List out the expected
outcomes through this study?
03
(b) What is utility of GIS? Explain essential components of GIS in brief. 04
(c) Determining Speed Characteristics from as of Speed Data given for two wheeler
based on the spot speed studies carried out at particular survey station. Following
table shows two wheeler speed data collected on a Sub-arterial highway during a
speed study.
Two Wheeler No. Speed (km/hr) Two Wheeler No. Speed (km/hr)
1 26 11 38
2 24 12 45
3 29 13 45
4 30 14 41
5 33 15 54
6 52 16 67
7 41 17 54
8 50 18 44
9 52 19 54
10 61 20 45
Develop the frequency histogram and the frequency distribution of the data and
determine:
(a). Average Speed
(b). Design Speed
(c). Safe Speed,
(d). Modal Speed and
(e). Pace Speed.
Use Arithmetic Graph paper for plotting the PDF and CDF.
07
OR
Q.5 (a) Explain basic difference between image processing system and geographic
information system (GIS).
03
(b) Explain the philosophy of Macroscopic stream model development? How
different is it from Microscopic approach?
04
(c) What is Intelligent Transport Systems (ITS)? What are the components of ITS?
Explain how Integration of ITS and GIS can be used for overall monitoring of
transportation systems.
07
*************
FirstRanker.com - FirstRanker's Choice
This post was last modified on 20 February 2020