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CE-860 Pavement Design and Analysis
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Campus
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SCEE (NICE)
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Programs
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PG
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Session
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Summer Semester 2016
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Course Title
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Pavement Design and Analysis
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Course Code
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CE-860
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Credit Hours
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3-0
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Pre-Requisutes
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Transportation Engineering-II (CE-242)
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Course Objectives
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To educate students in the design of pavements both Rigid & Flexible. The course focuses on principles of design, design procedures along with traffic data analysis and its effects.
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Detail Content
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Introduction to Structural Design of Pavements
- Load Carrying Concept of Various Pavements Types.
- Stress/Strain Based Pavements Design Concept.
- Empirical and Mechanistic-Empirical Design Approaches.
- Structural Design Input Parameters.
Characterization of Roadbed Soils and Materiel Properties
- Strength and Deformation Characterization.
- Modeling and Behavior under Dynamic Cyclic Loads.
- Stress Dependent Behavior Models.
- Fatigue and Rutting Models.
Traffic Data Analysis
- Tyre, Contact Pressures and Tyre Imprint Areas.
- Pavement Response to various Wheel/Axle Loads and Configurations.
- Concepts of Load Equivalency Factors (LEF).
- Estimation of Design Traffic and Forecasting Techniques.
Environmental and Climatic Consideration.
- Effects of Environmental Factors on the Pavement Design Process and the Pavement Performance.
- Minimization of Detrimental Effects of Environmental Factors.
- Environmental Data Needed in the Structural Design of Pavements.
Drainage
- Moisture related pavement distresses and their mechanisms
- Influence of drainage on the structural design of pavements
Fundamental Principles of Flexible Pavement Design
- Stresses in Flexible Pavements (Boussinesq Theory, Layered System Concept, Finite Element Procedure), Computer Analysis.
- Critical Stresses and Strains and Design Principles to Minimize Distresses.
- Sensitivity of Flexible Pavement Response to Layer Thickness and Rations, Modulus and Rations, Total Load, Tyre Pressure and Imprint Area Values.
Structural Design and Analysis Procedure for Flexible Pavements
- AASHTO (Empirical Procedure), Computer Analysis DNPS86.
- Asphalt Institute Method (Mechanistic-Empirical Procedure).
- MICH-PAVE (A Finite Element Method for Structural Design & Analysis).
- Comparison of Assumptions, Strengths, Weaknesses, Limitations and Applications of the Above Procedures.
- FAA Method for Airports, Computer Analysis.
Fundamental Principles of Rigid pavement Design
- Distresses in Rigid Pavements (Westergaard Theory, Non Load Related Stresses, Combined Stresses), Computer Analysis WESTY.
- Critical Loading Conditions and Design Principles to Minimize Distresses.
- Sensitivity of Rigid Pavement Responses to Modulus of Subgrade. Reaction, Tyre Pressure, Total Load and Wheel Configuration.
Structural Design Procedure for Rigid Pavements
- AASHTO (Empirical Procedure), Computer Analysis DNPS86
- FAA (Mechanistic-Empirical Procedure, Computer Analysis PCA-PAVE).
- Comparison of Assumption, Strengths, Weaknesses, Limitations and Applications of the Above Procedures.
- FAA Method for Airports, Computer Analysis.
Practicals
- Plate Load Test.
- Triaxial Test.
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Text/Ref Books
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- Highway Pavements Volume 1 and 2 prepared for U.S. Department of Transportation, Federal Highway Administration, National Highway Institute, prepared by Michigan State University, April 19932.
- Principles of Pavement Design Yoder, E.J., and M.W., Witzcak, New York, John Wiley and Sons, 1975.
- Pavement Analysis Bu Ullidtz, Elsevier Publishers, 1987.
- ASSHTO guide for Design of Pavement Structures Washington, D.C., 1986.
- The Asphalt Institute Thickness Design - Asphalt Pavements for Highway and Streets Manual Series No.1 (MS-1), September, 1981.
- Thickness Design for Concrete Highway and Street pavements Portland Cement Association, 1984.
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Time Schedule
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Summer Semester 2014
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Faculty/Resource Person
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Dr. Arshad Hussain,
PhD/Transportation Engineering
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