Learning objectives
Function and material requirements of different elements of flexible pavement systems; characterization of soils, materials, traffic loads, and environment for design; flexible pavement design; new developments
Course unit content
Introduction
- Flexible Pavement Distress and its causes
- Introduction to pavement manegement
Pavement Performance
- Bearing capacity,,regularity, roughness, noise,
Pavement Condition Survey
- Systems of objective measurements, visual distress survey
Rehabilitation tecniques for asphalt pavements
- Surface treatments, slurry seal, microsurfacing, rejuvenators, crack seals, patches, non-structural overlays
Reinforced Pavement
- The use of the reinforcement: solutions and benefits
- The different type of reinforcements
- The laydown
Recycling in asphalt mixtures
- Hot mix and cold mix recyclings, in-place central plant recyclings
- Procedures for recycling
- Mix design
Stress and strain in flexible pavements
- Material characterization
- Multilayer system theory
- Fatigue
Traffic characterization for design
- Equivalent axle load, distribution and evolution of traffic
Pavement design
- The Asphal Institute Method
- The AASHTO method (AASHO Road Test and Interim Guide)
- The MnPave method
- The Bisar method
Flexible Pavement construction
Bibliography
Yang H. Huang, “Pavement Analysis and Design”, Prentice Hall
M.Y. Shahin, “Pavement Management for airports, roads and parking lots”, KAP