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1. Bahir Dar Institute of Technology
Faculty of Civil and Water Resource Engineering
Road and Transport Engineering
CENG 6211: Pavement Materials Instructor: Berhanu Abesha (Dr.-Ing.)
CENG 6211: Pavement Materials October 2021
Objectives
The objectives of the course are to deliver the basic understand of characteristics and engineering properties of
different pavement materials and equip students with fundamentals of material modeling approaches and their
applications for pavements.
Table of Contents
1. Introduction
2. Sub grade Soil Investigation and Characterization
2.1. Introduction
2.2. Soil Investigation
2.3. Problematic soils
2.4. Granular/Non-Cohesive and Cohesive Soils
2.5. Effect of Compaction on the Structure of a Soil
3. Soil Stabilization
3.1. Introduction
3.2. Inventory of Natural Pavement Materials in the
(Sub) Tropics
3.3. Mechanical Stabilization
3.4. Lime Stabilization
3.5. Cement Stabilization
3.6. Bitumen Stabilization
3.7. Other Treatment Methods
4. Mechanical Properties of Granular Pavement
Materials
4.1. Introduction
4.2. Principles of the Mechanical Behaviour of
Unbound Granular Materials
4.3. Measuring the Mechanical Behavior of UGMs
4.4. Factors Influencing the Mechanical
Characteristics of UGMs
5. Rheology of Bitumen and Characterization
5.1. Introduction
5.2. Bitumen Constitution and Structure
5.3. Physical Properties of Bitumen
5.4. Rheological Properties and Pavement
Performance
5.5. Super pave Binder Tests and Specification
5.6. Development of Master Curve
5.7. Polymer modified and Special bitumen’s
6. Bituminous Mixture Design and Characterization
6.1. Introduction
6.2. Objective and Elements of Mix Design
6.3. Aggregates for Asphalt Mix
6.4. Marshall and Hveem Mix Design Methods
6.5. Super pave Mix Design Method
6.6. Hot Mix Asphalt Operation and Compaction
7. Mechanical Tests of Asphalt Mixtures
7.1. Introduction
7.2. Resilient Modulus by Repeated Load
7.3. Dynamic Complex Modulus
7.4. Flexural Test and Indirect Tension
7.5. Creep and Permanent Deformation
7.6. Moisture Susceptibility
8. Green and Geosynthetic Materials
8.1. Introduction
8.2. Green Pavement Materials and Sustainability
8.3. Geosynthetics in Road and Pavements
8.4. Application of Geosynthetics in Pavement
Design
9. Concepts of Material Modeling
9.1. Introduction
9.2. Introduction to Continuum Mechanics
9.3. Material Models for Soils and Rocks
9.4. Future of Asphalt Concrete Modeling
References
Freddy L. Roberts, Prithvi S. Kandhal, E. Ray Brown, Dah-Yinn Lee & Thomas W. Kennedy; Hot Mix Asphalt
Materials, Mixture, Design and Construction
John Read, David Whiteoak; The Shell Bitumen Handbook
Harold N. Atkins; Highway Materials, Soils and Concretes
Burt G. Look; Handbook of Geo - technical Investigation and Design Tables
SHRP; Binder Characterization and Evaluation, Volume 1 - 4
A.A.A. Molenaar; Road Materials Part I: Cohesive and Non-Cohesive Soils and Unbound Granular Materials for
Bases and Subbases in Roads (Lecture Note Delft University of Technology)
Evaluations (Tentative)
Mid Term Exam 15 %
Assignment/Seminar 20 %
Laboratory 15 %
Final Exam 50 %