GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER-VII (NEW) EXAMINATION - WINTER 2020
--- Content provided by FirstRanker.com ---
Subject Code:2170613 Date:19/01/2021Subject Name:Traffic Engineering
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
- Attempt any FOUR questions out of EIGHT questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
--- Content provided by FirstRanker.com ---
MARKS
Q.1 (a) Explain the various physical factors of road user characteristics. 03
(b) Explain static and dynamic characteristics of vehicles and their importance. 04
--- Content provided by FirstRanker.com ---
(c) Enlist the various methods available for traffic volume counts and explain the manual count method 07Q.2 (a) Define the following:1) 85th Percentile Speed 2) Median Speed 3) Space Mean Speed. 03
(b) What is PCU, explain the factors for deciding the PCU. Give the PCU of cycle, Scooter, Bus, Bullock Cart 04
(c) Discuss the purpose and methods of conducting Origin and Destination study. Explain any one method of conducting Origin and Destination study 07
Q.3 (a) Explain the presentation of spot speed data with help of Cumulative Frequency curve. 03
--- Content provided by FirstRanker.com ---
(b) What are the causes of road accidents? Also discuss collision and condition diagram with neat sketch. 04(c) Explain the design factors for Rotary Intersection with its advantages and disadvantages 07
Q.4 (a) Explain the three types of traffic signs with the help of neat sketches 03
(b) Explain the various types of road markings with the help of neat sketches as per IRC. 04
(c) Explain in detail the Webster method for designing traffic signals 07
--- Content provided by FirstRanker.com ---
Q.5 (a) Define the following terms: Luminous flux, Candela, Overhang. 03
(b) Define the following: Parking Load, Parking Space Hour, Parking Index, Turn Over 04
(c) Enlist the types of grade separated intersections. Draw a neat sketch of Full Clover Leaf intersection 07
Q.6 (a) Write the importance and functions of traffic control devices 03
(b) Show the lamp installation at ‘T’ junction, cross-roads and rotary intersection with the help of sketch. 04
--- Content provided by FirstRanker.com ---
(c) The average normal flow of traffic on cross roads A and B during design period 500 and 250 pcu per hour. The saturation traffic flow values on these roads are estimated as 1200 and 900 pcu per hour respectively. The all red time required for pedestrian crossing is 12 seconds. Design a two phase traffic signal by Webster method. 07Q.7 (a) Explain the types of parking with the help of sketches. 03
(b) Write short note on: 1) Accuracy check of O-D data 2) Presentation of O-D data 04
(c) Discuss the purpose and method of conducting Public Transportation study. 07
--- Content provided by FirstRanker.com ---
Q.8 (a) Explain the causes of accidents and preventive measures to avoid accidents. 03
(b) Explain the following: 1)Hourly Volume 2) ADT 3)AADT 04
(c) Discuss the Rotary Design Elements. 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University