Selected Research

• Validation of Performance-Related Test of Aggregates for Use in Hot-Mix Asphalt, NCHRP, (Thomas D. White, P.I., John E. Haddock, Co-P.I.).
• Contributions of Pavement Structural Layers to Rutting of Flexible Pavements, NCHRP, (Thomas D. White, P.I., John E. Haddock, Co-P.I.).
• Validation of Superpave Mixture Design and Analysis Procedures Using the NCAT Test Track, JTRP, (John E. Haddock, P.I.).
• Investigation of the Performance of Neat and Modified Asphalt Binders, JTRP, (John E. Haddock, P.I.).
• HMA Pavement Performance and Durability, JTRP, (John E. Haddock, P.I.).
• Frictional Resistance of Aggregates for Hot-Mix Asphalt Pavements, JTRP, (John E. Haddock, P.I.).
• Investigation of Coarse Aggregate Strength for Use in Stone Matrix Asphalt, JTRP, (John E. Haddock, P.I.).
• Effectiveness and Service Lives/Survival Curves of Various Pavement Rehabilitation Treatments, JTRP, (Fred Mannering, P.I., John E. Haddock, Co-P.I.).
• Needs Assessment for Local Roads in Indiana, Indiana LTAP, (John E. Haddock, P.I.).
• Development of a Pavement Design Guide for Low Volume Roads, Indiana LTAP, (John E. Haddock, P.I.).
• Sustainable Energy Impacts on Local Roads, Indiana LTAP, (John E. Haddock, P.I.).
• Management of the Roadway Safety Audit Review Program for Local Public Agencies, Indiana LTAP, (John E. Haddock, P.I.).
• Paving Binder Performance-Enhancing Additives, Indiana Soybean Alliance, (John E. Haddock, P.I.).
• Service Lives of Selected Pavement Rehabilitation Treatments, JTRP, (John E. Haddock, P.I.).
• Optimizing Laboratory Mixture Design as it Relates to Field Compaction in order to Improve Hot-Mix Asphalt Durability, JTRP, (John E. Haddock, P.I.).
• Paving Binder Performance-Enhancing Additives II, Indiana Soybean Alliance, (John E. Haddock, P.I.).
• Soy Fatty Acids Combined with Polymer-modified Asphalt as a Performance Enhancer, Indiana Soybean Alliance, (John E. Haddock, P.I.).
• A Cost Benefit Analysis of Maintaining Paved Roads Versus Converting Portions of Rural Roads to Stone, Indiana Soybean Alliance, (John E. Haddock, P.I.).
• Soybean-based Products Combined with Pozzolans to Improve Gravel Road Stabilization, Indiana Soybean Alliance, (John E. Haddock, P.I.)
• Using Field Electrical Conductivity Measurements for Scheduling Chip Seal Spreading/Sweeping Operations, JTRP, (John E. Haddock, P.I.).
• Development of Standardized Component Based Equipment Specifications and Transition Plan into a Predictive Maintenance Strategy, JTRP, (John E. Haddock, P.I.).
• Investigating the Need for HMA Drainage Layers, JTRP, (John E. Haddock, P.I.).
• Performance of Warranted Asphalt Pavements: Smoothness and Performance of Indiana Warranted Asphalt Pavements, JTRP, (John E. Haddock, P.I.).
• Management of the Hazard Elimination Program for Existing l Roads and Street (HELPERS) Program for Local Public Agencies, INDOT, (John E. Haddock, P.I.).