Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 6th Sem 2160608 Urban Transportation System Previous Question Paper

Enrolment No.___________

**GUJARAT TECHNOLOGICAL UNIVERSITY**

**BE - SEMESTER? VI EXAMINATION ? SUMMER 2020**

**Subject Code: 2160608**

**Date:04/11/2020**

**Subject Name: URBAN TRANSPORTATION SYSTEM**

**Time: 10:30 AM TO 01:00 PM**

**Total Marks: 70**

**Instructions:**

**1. Attempt all questions.**

**2. Make suitable assumptions wherever necessary.**

**3. Figures to the right indicate full marks.**

**MARKS**

**Q.1 (a)**Draw a flow chart and explain various steps involved in transportation

**03**

planning process.

**(b)**What is the role of transportation in society? Explain contribution of

**04**

transport sector for economic growth of a country.

**(c)**What are the applications of O-D survey data. Enlist different methods

**07**

of conducting O.D survey and explain any one in detail stating its

advantages and disadvantages.

**Q.2 (a)**Explain urbanization trends with pull and push phenomenon.

**03**

**(b)**How to define study area for urban transportation planning? What factors

**04**

should be given due weightage in the selection of external cordon?

**(c)**What are the factors affecting travel demand? Explain significance of

**07**

each factor in increase or decrease of travel demand.

OR

**(c)**Classify mass transit systems. What is BRTS system? Write advantages

**07**

and disadvantages of BRTS system?

**Q.3 (a)**What are the survey data checks? Explain accuracy check in detail.

**03**

**(b)**Explain about zoning. How you do network identification and coding for

**04**

zone formation?

**(c)**Explain the terms i) Dependent variable ii) Independent variable iii)

**07**

coefficient of correlation. Explain multiple linear regression analysis

showing its applications in transportation engineering. What are the

assumptions made while developing multiple linear regression

technique?

OR

**Q.3 (a)**Explain merits and demerits of urbanization

**03**

**(b)**Which are the factors governing trip generation and trip attraction rate,

**04**

explain all the factors in detail

**(c)**The table shows data for vehicle trips per day, as related to number of

**07**

person in house hold. Develop the linear regression equations for trip

generation and apply necessary check. How many trips are generated

from a household if household size is nine?

**Average household**

**Average total trips/ Day**

**size**

2

5

3

7

4

8

5

10

6

10

1

**Q.4 (a)**Differentiate long term and short term transport planning strategies.

**03**

**(b)**What is sampling? Discuss various type of samplings

**04**

**(c)**Which are the popular models used for trip distribution. Explain standard

**07**

gravity model with its advantages and disadvantages.

OR

**Q.4 (a)**What are the features of boom towns, explain boom town with a view

**03**

point of travel demand analysis.

**(b)**Explain the following Terms. i) Interzonal trip ii) Intrazonal trip

**04**

**(c)**Write a short note on all or nothing method of route assignment.

**07**

**Q.5 (a)**Explain modal split. Give factors affecting modal split.

**03**

**(b)**Explain with example, how para-transit transport system can be

**04**

effectively utilized to support mass transit system.

**(c)**The utility function developed considering travel time as responsible

**07**

variable for travel mode choice is ux = 0.86 - 0.08 (ttcar- ttbus). The

probability of choosing car as per logit model is Pc = 1/(1+e-ux). The total

trip exchange between zones and travel time by bus and car is as shown

in table below. Determine two way volume in cars/day on the road AB

and BC if average car occupancy is 2.5.

From

To

Person trips/day

Travel time

Travel time

Car

bus

( ttcar) in min

(ttbus) in min

A

B

1600

20

25

B

C

700

10

15

A

C

800

30

40

OR

**Q.5 (a)**Explain following terms i) CBD area ii) Captive transit riders iii) Land

**03**

use

**(b)**What is corridor identification? Discuss corridor screen line analysis and

**04**

explain its importance.

**(c)**Explain capacity restrain method of route assignment with suitable

**07**

example and state its advantages and disadvantages.

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2

This post was last modified on 04 March 2021