Recently started research
Below is a list of projects that were started between February and August 2006. All links will take you out of this newsletter site.
Asphalt
- Assessment of Iowa Climatic Data and Its Integration into the AASHTO Mechanistic-Empirical Pavement Design Procedure
- Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment, Phase II (TR-555)
- Evaluation of Lignin Derived from Agricultural Co-products as an Antioxidant in Asphalt, TR-577
- Testing Iowa Asphalt Mixtures for the AASHTO Mechanistic-Empirical Pavement Design Procedure
Asset management
Bridges
- Evaluation of a Bridge Constructed Using Accelerated Construction Practices
- Feasibility Investigation of Segmentally Precast Bridge Piers for Accelerated Construction
- Laboratory and Field Testing and Evaluation of Precast Bridge Elements
- Testing and Long-Term Monitoring of 9th Street Bridge Over I-235 in Des Moines: Integral Abutments Supported on Steel Pile/Concrete Drilled Shaft in Glacial Clay
Concrete
- Performance Evaluation of Concrete Pavement Granular Subbase (TR-554)
- Use of Ultra-High Performance Concrete in Geotechnical and Sub-structure Applications (TR-558)
ITS
Miscellaneous
- Hybrid Electric School Bus Deployment and Evaluation
- Business and Economic Impacts Assessment: Anoka County, Minnesota
- Field Evaluation of Timber Preservation Treatments for Iowa Highway Applications (IHRB-05-10)
Safety
- Clear Zone: A Synthesis of Practice and Benefits of Meeting the Ten-Foot Clear Zone Goal on Urban Streets
- Cooperative Intersection Collision Avoidance System Benefit/Cost Analysis Tool
- Crash Record Validation Study
- Evaluation of 70 mph Speed Limit
- FHWA Implementation Guide
- Modern Roundabout Guidance for the Iowa DOT
- New Implementation of the Incident Location Tool