Research
The PGA defines and prioritizes geotechnical problems, and through an understanding of these problems, develops applicable solutions through research that will result in increased value through better life-cycle performance.
Projects
In progress
- Modified Sheet Pile Abutments for Low Volume Bridges (TR-568)
- Implementation of Intelligent Compaction Performance Based Specifications in Minnesota
- Identification of Practices, Design, Construction, and Repair Using Trenchless Technology (TR-570)
- Rapid, Self-contained In-situ Permeameter for Field QC/QA of Pavement Base/Subbase Materials
- Investigation of Dual Roller-Integrated MDP/CMV Compaction Monitoring Technologies and Measurement Influence Depth
- Laboratory Kneading Compactor Evaluation and In-situ Measurements Database Development
- Develop Onboard Machine Technology for Real-Time Determination of Soil Water Content
- Use of Ultra-High Performance Concrete in Geotechnical and Sub-structure Applications (TR-558)
- Measurements of Seasonal Changes and Spatial Variation in Pavement Subgrade Support Properties - a Link to Pavement Performance (TR-516)
- Optimization and Management of Materials in Earthwork Construction (TR-501)
- A Pilot Study to Investigate the Use of Aggregate Screenings in Roadway Construction
Complete
- Embankment Quality, Phase 4: Application to Unsuitable Soils (TR-492)
- Effective Shoulder Design and Maintenance (TR-531)
- Evaluation of Intelligent Compaction Systems
- Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials and HMA
- Field Evaluation of Compaction Monitoring Technology: Phase 2
- Innovative Solutions for Slope Stability Reinforcement and Characterization in Iowa Soils (TR-489)
- Review of Stability Berm Alternatives for Environmentally Sensitive Areas
- Synthesis of Non-Destructive Testing Technologies for Geomaterial Applications
- Identification of the Best Practices for the Design, Construction, and Repair of Bridge Approach Sections (TR-481)
- Field Evaluation of Compaction Monitoring Technology, Phase 1 (TR-495)
- Determination of the Optimum Base Characteristics for Pavements (TR-482)
Reports
Tech transfer summaries
In brief summaries of its research projects and innovations, the PGA provides highway managers, engineers, contractors, technicians, and suppliers with technical information needed to design, build, and maintain better performing roadways.
The two- to eight-page tech transfer summaries include project sponsors,
contact information, objectives, problem statement, technology description,
key findings, implementation benefits, and implementation readiness. The
concise, illustrated format effectively communicates research results to
a wide audience and helps move research advancements into practice.
| Date Published | Title |
|---|---|
| Jan 2005 | Best Practices for Bridge Approaches, pdf |
| Jun 2007 | Effective Shoulder Design and Maintenance, pdf |
| Mar 2006 | Field Evaluation of Compaction Monitoring Technology, pdf |
| Jun 2007 | Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials, pdf |
| Mar 2006 | Innovative Solutions for Slope Stability Reinforcement and Characterization, pdf |
| May 2004 | Optimum Pavement Base Characteristics, pdf |
| Sep 2004 | Soil Compaction Monitoring Technology, pdf |
Page last updated: April 20, 2007
