JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-Requisites

Surveying

Course Objectives

It deals with different components of Transportation Engineering like

highway; Railway & Airport Engineering Emphasis is a Geometric Design of different elements in Transportation Engineering.

Course Outcomes

At the end of the course, the student will be able to:

• Understand Plan highway networks
• Design highway geometrics.
• Design Intersections and prepare traffic management plans.
• Design flexible and rigid pavements.

UNIT - I

Highway Development and Planning: Highway Development in India – Necessity for Highway Planning- Different Road Development Plans; Classification of Roads - Road Network Patterns – Highway Alignment- Factors affecting Alignment- Engineering Surveys – Drawings and Reports – Highway Project.

UNIT - II

Highway Geometric Design: Importance of Geometric Design - Design controls and Criteria - Highway Cross Section Elements - Sight Distance Elements- Stopping Sight Distance, Overtaking Sight Distance and Intermediate Sight Distance - Design of Horizontal Alignment - Design of Super elevation and Extra widening- Design of Transition Curves- Design of Vertical alignment-Gradients- Vertical curves.

UNIT - III

Traffic Engineering & Regulations: Basic Parameters of Traffic-Volume, Speed and Density - Traffic Volume Studies - Data Collection and Presentation - Speed studies - Data Collection and Presentation - Origin & Destination studies, Parking Studies – Onstreet & Off street Parking - Road Accidents - Causes and Preventive Measures - Accident Data Recording – Condition Diagram and Collision Diagrams - Traffic Signs – Types and Specifications – Road Markings - Need for Road Markings-Types of Road Markings - Design of Traffic Signals – Webster Method.

UNIT - IV

Intersection Design: Types of Intersections – Conflicts at Intersections – Requirements of At-Grade Intersections - Types of At-Grade Intersections: Channelized and Unchannelized Intersections – Traffic Islands - Types of Grade Separated Intersections - Rotary Intersection – Concept of Rotary – Design Factors of Rotary – Advantages and Limitations of Rotary Intersections.

UNIT - V

Pavement Design: Design of Pavements: Design of Flexible pavement by CBR method as per IRC 37-2012 and theory of empirical mechanistic method. Stresses in rigid pavement by westergards and IRC methods. Design of overlay by Benkelman beam method.

R16 B.TECH CIVIL ENGG.

TEXT BOOKS:

• 1. Highway Engineering – S. K. Khanna & C. E. G. Justo, Nemchand & Bros., 7th edition (2000).
• 2. Traffic Engineering & Transportation Planning – Dr. L. . Kadyali, Khanna Publications – 6th Edition – 1997.

REFERENCES:

• 1. Principles of Traffic and Highway Engineering – Garber & Hoel, Cengage Learning.
• 2. Principles and Practices of Highway Engineering – Dr. L. R. Kadiyali and Dr. N. B Lal - Khanna Publications.
• 3. Highway Engineering – S. P. Bindra , Dhanpat Rai & Sons. – 4th Edition (1981)
• 4. IRC 37-2012 : Tentative guidelines for design of flexible pavement
• 5. IRC 58-2011: Guidelines for design of plain jointed rigid pavements.
• 6. IRC 81-1997 : Guidelines for design of overlay using Benkalman Beam Deflection Technique R16 B.TECH CIVIL ENGG.