JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives:

• 1. This module focuses on traffic, its properties, measurement, simulation and control. It deals with traffic flow variables and their measurement. Survey methods and data analysis techniques required by traffic engineers are presented.
• 2. Introduction to highway capacity & level of service is dealt.
• 3. Parking analysis, traffic safety, traffic signal control, regulation, signal design is discussed.
• 4. Detrimental effects of traffic on environment, Air and Noise pollution are discussed.

Course Outcomes

At the end of the course, students will be able to

• 1. Understand Basic traffic Characteristics
• 2. Understand the importance of capacity and LOS
• 3. Analyze design issues related to parking & traffic signal
• 4. To know the good understanding of Traffic Control, Regulation Signal Coordination:
• 5. Understand the detrimental effect of traffic on environment. .

UNIT - I

Traffic Characteristics Measurement And Analysis: Basic traffic Characteristics - Speed, Volume and Concentration. Relationship between Flow, Speed and Concentration. Traffic Measurement and Analysis - Volume Studies - Objectives, Methods; Speed studies – Objectives, Definition of Spot Speed, time mean speed and space mean speed; Methods of conducting speed studies; Presentation of speed study data; Head ways and Gaps; Critical Gap; Gap acceptance studies.

UNIT - II

Highway Capacity And Level Of Service: Basic definitions related to capacity; Level of service concept; Factors affecting capacity and level of service; Computation of capacity and level of service for two lane highways, Multilane highways and freeways.

UNIT - III

Parking Analysis and Traffic Safety: Types of parking facilities – On-street parking and Off-street Parking facilities; Parking studies and analysis- Parking Inventory Study, Parking Usage Study By Patrolling, Questionnaire Survey, Cordon Surveys; Evaluation of parking parameters; Parking accumulation, Parking Load, Parking Turnover, Parking Index, Parking Volume. Traffic Safety - Accident studies and analysis; Causes of accidents - The Road, The vehicle, The road user and the Environment; Engineering, Enforcement and Education measures for the prevention of accidents.

UNIT - IV

Traffic Control, Regulation Signal Coordination: Traffic Signals –Types of Signals; Principles of Phasing; Timing Diagram; Design of Isolated Traffic Signal by Webster method, Warrants for signalization. Signal Coordination - Signal Co-ordination methods, Simultaneous, Alternate, Simple progression and Flexible progression Systems.

UNIT - V

Traffic and Environment: Detrimental effects of Traffic on Environment, Air pollution; Noise Pollution; Measures to curtail environmental degradation due to traffic. Sustainable Transportation: Sustainable modes, Transit Oriented Development, ITS based benefits for Environment.

R19 M.TECH HIGHWAY ENGG.

REFERENCE BOOKS:

• 1. Traffic Engineering and Transportation Planning – L.R. Kadiyali, Khanna Publishers.
• 2. Traffic Engineering - Theory & Practice - Louis J.Pignataro, Prentice Hall Publication.
• 3. Principles of Highways Engineering and Traffic Analysis - Fred Mannering & Walter Kilareski, John Wiley & Sons Publication.
• 4. Transportation Engineering - An Introduction - C.Jotin Khisty, Prentice Hall Publication
• 5. Fundamentals of Transportation Engineering - C.S.Papacostas, Prentice Hall India.
• 6. I.T.E. Traffic Engineering Hand Book. R19 M.TECH HIGHWAY ENGG. M.TECH.- I YEAR- I SEMESTER HIGHWAY ENGINEERING