Geotechnical and Materials Engineering Research Projects
Projects are sorted with the most recent listed first. Please notice that this may not be a complete list of all construction research.
- Effect of Admixtures on Roller-Compacted Concrete Mixes
- Develop an Expanded, Improved, and Upgraded Version of Probabilistic Optimization for Profit Software
- Investigation into Freezing-Thawing Durability of Low Permeability Concrete with and without Air Entraining Agent
- Development of LRFD Design Procedures for Bridge Piles in Iowa, TR-573
- Identification of Practices, Design, Construction, and Repair Using Trenchless Technology (TR-570)
- Non-destructive Evaluation of Iowa Pavements, Phase 2
- Modified Sheet Pile Abutments for Low Volume Bridges (TR-568)
- Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 2
- Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas, Phase 2 (TR-566)
- Development of a Device for Analysis of Portland Cement Concrete and Composite Pavements
- Improving Variability and Precision of AVA Test Results
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures, Phase 3
- Use of Ultra-High Performance Concrete in Geotechnical
- Performance Evaluation of Concrete Pavement Granular Subbase (TR-554)
- Testing Iowa Asphalt Mixtures for the AASHTO Mechanistic-Empirical Pavement Design Procedure
- Existing Pavement Input Information for the Mechanistic-Empirical Pavement Design Guide
- Assessment of Iowa Climatic Data and Its Integration into the AASHTO Mechanistic-Empirical
- Validation of Pavement Performance Models for the Mechanistic-Empirical Pavement Design Guide
- Characterization of Unbound Materials (Soils/Aggregates) for Mechanistic-Empirical Pavement Design Guide
- Evaluation of Hot Mix Asphalt Moisture Sensitivity, Phase II
- Evaluation of Lignin Derived from Agricultural Co-products as an Antioxidant in Asphalt
- Evaluation of Fine Aggregate Characteristics Tests and Their Relationship to HMA Performance
- Testing Iowa Portland Cement Concrete Mixtures for the Mechanistic-Empirical Pavement Design Guide
- Material Thermal Input for Iowa Materials for the Mechanistic-Empirical Pavement Design Guide
- Development of Performance Properties of Ternary Mixes, Phase I
- Investigation of Electromagnetic Gauges for Determination of In-Place Density of HMA Pavements TR-547
- Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials and HMA
- Impact of Increased Freight Traffic on Pavement Maintenance Costs
- SGER: Soil-Structure Interaction of Bridge Columns in Frozen Environments
- Simple and Rapid Test for Monitoring the Heat Evolution Calorimetry, Phase 2
- Mix Design Development for Pervious Concrete in Cold Weather Climates
- Evaluation of Intelligent Compaction Systems
- Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study
- Iowa Data Collection and Analysis for the 2005-2006 National Surface Characteristics Field Experiment Plan
- Demonstration of Integrated Pervious Pavement System for Management of Stormwater Quality and Quantity
- Review of Stability Berm Alternatives for Environmentally Sensitive Areas
- Evaluation of Transverse Joint Forming Methods in PCC Pavement
- Effective Shoulder Design and Maintenance (TR-531)
- Design Guide for Improved Quality of Roadway Subgrades and Subbases (TR-525)
- Investigation of Steel Stringer Bridges
- Iowa's Pervious Pavement
- Self-Consolidating Concrete
- Impacts of Overweight Implements of Husbandry on Minnesota Roads and Bridges
- Simple and Rapid Test for Monitoring the Heat Evolution Phase I
- Impact to Concrete Pavement Smoothness
- Measurements of Seasonal Changes and Spatial Variation in Pavement Subgrade Support Properties
- In-situ measurements of shear modulus of rammed aggregate piers
using seismic reflection method
- Full scale direct shear test on rammed aggregate piers
- Field Evaluation of Compaction Monitoring Phase 2
- Numerical analysis of foundations supported by rammed aggregate
piers
- Optimization and Management of Materials in Earthwork Construction
- Implementing the Mechanistic-Empirical Pavement Design Guide (TR-509)
- Laboratory Study of Structural Behavior of Alternative Dowel Bars
- Attributes of Good In-Service Concrete Pavements
- Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements
- Performance Properties of Ternary Mixtures
- Measuring Pavement Profile at the Slipform Paver
- Two Lift Concrete Pavements to Meet Public Needs
- Smooth, Quiet Concrete Pavements
- Determination and Evaluation of Alternate Methods for Managing and Controlling Highway-Related Dust, Phase II
- Improving PCC Mix Consistency and Production by Mixing Improvements (TR-505)
- Predicting Critical VMA in Hot Mix Asphalt Phase II
- Synthesis of Non-destructive Testing Technologies for Geomaterial Applications
- Investigation of Improved Utility Cut Repair Techniques
- Pilot Study to Investigate the Use of Aggregate Screenings in Roadway Construction
- Evaluation of Elliptical Steel Dowel Performance
- Embankment Quality Phase 4: Application to Unsuitable Soils
- Field Eval of Compaction Monitoring Technology
- Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction
- International Workshop on Sustainable Development and Concrete Technology
- Innovative Solutions for Slope Stability Reinforcement and Characterization in Iowa Soils
- Material and Construction Optimization for Prevention of Premature Pavement Distress in Portland Cement Concrete Pavements
- Cost Comparison of Treatments Used to Maintain or Upgrade Aggregate Roads
- Portland Cement Concrete Patching Techniques
- Lateral pre-stressing on shear strength and
stiffness of soils
- Strength of Clay Shale in Relation to Mineralogy, Micromorphology and Pore Water Chemistry
- In-Situ Detection Methods for Material Related Distress (MRD) in Concrete Pavements
- Development of Abutment Design Standards for Local Bridge Designs
- Stringless Concrete Paving TR490
- Finite Element Analysis of Tensar/Geopier Systems
- Evaluation of Using Non-Corrosive Deicing Materials and Corrosion Reducing Treatments for Deicing Salts
- Reuse of Lime Sludge from Water Softening in Road Construction and Other Applications
- Numerical analysis of geosynthetic-reinforced rammed aggregate
pier-supported embankments
- Determination of the Optimum Base Characteristics for Pavements
- Identification of the Best Practices for the Design, Construction, and Repair of Bridge Approach Sections
- Evaluation of Hot Mix Asphalt Moisture Sensitivity
- Field Evaluation of Elliptical Fiber Reinforced Polymer Dowel Performance (Proj. 5)
- Materials & Mix Optimization Procedures
- Investigation into Improved Pavement Curing Materials & Techniques Phase 3, TR-479
- Constitutive modeling parameters of compacted aggregates
- Testing Program for the Evaluation of Fly Ash Produced at Ottumwa Generating Station
- Rehabilitation of Concrete Pavements Utilizing Rubblization
- 2002 Fly Ash Program
- Fly Ash Research
- Utilization of Coal Combustion By-Products in Civil Engineering Construction Applications
- Settlement Reduction in Widening of Road Embankments Using the Geopier and Geogrid Foundation Systems
- Development of a Systematic Design Approach for Low Water Stream Crossings
- In Situ Detection Methods for MRD
- Composite Pavement Unbonded Overlays
- Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets TR-466
- Soil Stabilization of Non-Uniform Subgrade Soils TR461
- Evaluation of Composite Pavement Unbonded Overlays
- Alternative Methods for Managing and Controlling Highway Related Dust
- Low Water Stream Crossings in Iowa TR-453
- Non-Clinker Cement for Environmental Hazard Reduction Using Cement Kiln Dust and Fly Ash
- Identification of Laboratory Techniques to Optimize Superpave HMA Surface Friction Characteristics
- Iowa Fly Ash Affiliate Research Program
- MENA Research and Demonstration Site, Cherokee, IA
- Investigation into Improved Pavement Curing Materials and Techniques: Part 1 (Phases 1 and 2), TR-451
- Embankment Quality Phase 3, TR-401
- Evaluation of High Density Polyethylene Pipe Installations
- Evaluation of Rammed Aggregate Piers for Highway Applications in Iowa Soils TR 443
- Ultrathin Portland Cement Concrete Overlay Extended Evaluation
- Response of Iowa Pavements to Heavy Agricultural Loads HR-1075
- Use of Scrap Tires in Stream Grade Control Structures
- Regional Approach to Landslide Interpretation and Repair
- Acid Resistant Barrier for Portland Cement Concrete Manholes
- How to Control Streambed Erosion Manual Update
- Field Evaluation of Alternative Load Transfer Device Locations in Low Traffic Volume Pavements
- Joint System for Sulfur Lined Pipe
- Development of Materials Training Course for Technicians TR-416
- Laboratory Investigation into the Effects of Aggregate-Related Factors of Critical VMA in Asphalt Paving Mixtures TR-415
- Asphalt Testing
- Demonstration and Field Evaluation of Alternative Portland Cement Concrete Pavement Reinforcement Materials (HR-1069)
- Determine Initial Cause for Current Premature PCC Pavement Deterioration (TR-406)
- Embankment Quality Phase 1, TR-401
- Comprehensive Quality Incentive Program for Portland Cement Concrete Paving TR403
- Iowa Fly Ash Affiliate Research Program
- Properties of Blended Cements