CTRE is an Iowa State University center, administered by the Institute for Transportation.

Address: 2711 S. Loop Drive, Suite 4700, Ames, IA 50010-8664

Phone: 515-294-8103
FAX: 515-294-0467

Website: www.ctre.iastate.edu/

Iowa State University--Becoming the Best

Research Projects Sponsored By


In Progress

Project end date More information
Feb 2018 Enhancing the Fundamental Knowledge and Use of Asphalt Emulsions Using Systematic Scientific and Engineering Approaches
Feb 2018 Hybrid Concrete for Advancing Pavement Performance
Feb 2018 Initial Characterization of Geopolymer Based UHPC Material Properties
Aug 2017 Use of Biocementation for Slope Stabilization of Levees
Jan 2018 Guide to Lifecycle Data and Information Sharing Workflow for Transportation Assets
May 2018 Speed Limits, Geometry, and Driver Behavior
Feb 2018 Use of SHRP2 NDS Data to Evaluate Roadway Departure Characteristics
Jun 2018 Evaluation of Work-Zone Safety Using SHRP2 Naturalistic Driving Study Data
Feb 2017 Useful Life of Lithium-Ion Batteries
Dec 2016 St. Louis Freight Development Plan
Aug 2017 Driving Simulator Study of Merge Signs
Dec 2016 Experimental Evaluation of Existing and Retrofit Designs of Bridge Finger Joints
Dec 2016 Improved Sheet Pile Systems for Transportation Infrastructure
Dec 2017 Intermodal Gantry Crane Pavement and Foundation Design Improvement
Dec 2016 Roadway Infrastructure in Various 3D Visualization Modes
Dec 2016 Vision-Based Traffic Conflict Detection of Signalized Intersections
Jul 2017 Cost-Effective Field Test Methods for LRFD Resistance Factors of Drilled Shafts
Dec 2016 Optimizing Performance Characteristics of Steel Fiber-Reinforced Lightweight Concrete (SFRLWC) for Wearing Surface Application on Orthotropic Steel Decks
Mar 2017 Condition-Based Maintenance and Management of Aging Transportation Infrastructure
Nov 2016 Networks Subject to Extreme Flood Events
Mar 2017 Road-Based Accessibility to Essential Services
Dec 2016 Women as Assets in Railroad/Transportation Operational Roles
Sep 2017 Condition Assessment Tools for Post-Tensioned Bridges
Oct 2017 Integration of Structural Health Monitoring into Mulitlayer Statewide Bridge Maintenance and Management Practices
Oct 2016 Development of a Mix Formation and Pavement Design Using Asphalt-Rubber Binders and Biobased Additives
Sep 2017 Reliability of Element-Level Bridge Inspections
Aug 2017 Using Operational Data to Access Mobility and Crash Experience During Winter Conditions
Sep 2018 Go! Magazine
Sep 2019 High Friction Surface Treatment for High Crash Locations
May 2017 Risk-Based Bridge Management: A Methodology to Assess and Incorporate Risk in Decision-Making
Sep 2017 Accelerated Bridge Construction Approaches for Bridge Rehabilitation
Dec 2016 Benefits of an Intermodal Hub - The Case for St. Louis
Aug 2017 Bridges for Life: Better Data in Support of Performance Management Analysis
Aug 2017 Developing Risk-Based Bridge Inspection Practices


Project end date More information
Apr 2018 Estimating Energy Efficiency of Connected and Autonomous Vehicles in a Mixed Fleet
Feb 2018 Big Data-­Driven Prediction of Long-Term Bridge Performance and Management Improvements
Jun 2018 Evaluation of the Mechanical and Environmental Performance of Biofuel Co-Product-Stabilized Unpaved Roads
Mar 2018 Paving the Way for Autonomous and Connected Vehicle Technologies in the Motor Carrier and Rail Industries
Oct 2017 Traffic Impact Assessment Tool for Moving Work Zone Operations
Dec 2017 Evaluation of Work Zone Split Traffic Symbol Sign
Dec 2016 Development of a Transportation Real-Time Technology Readiness Framework
Mar 2018 Missouri Highway Safety Manual Recalibration
Jun 2018 Effect of Coupling on A-Walls for Slope Stabilization
Dec 2017 Understanding the Impacts of Work Zone Activities on Traffic Flow Characteristics
Jan 2018 Optimizing Fleet Composition and Size under Uncertainty in Urban Transit Systems
Feb 2018 Strategic Decision Support for Airport Capacity Planning
Nov 2017 Strategic Design for Delivery with Linked Transportation Assets: Trucks and Drones
Sep 2017 Bridge Maintenance Program for the City of Columbia, Missouri
Jun 2016 Improving Striping Operations through System Optimization - Phase 2
Mar 2017 Design of Maintainable Drains for Earth Retaining Structures
Jun 2018 Intelligent Highway Management System for the City of Wichita
Jun 2018 Performance-Based Operations Assessment of Adaptive Control Implementation in Des Moines, Iowa
Aug 2017 Developing a Data-Driven Traffic Impact Assessment Tool for Work Zones
Oct 2016 Development of an Eco-Friendly, Cost-Effective Biogrout for Concrete Crack Repair
Oct 2017 Implementation Evaluation of the Rustic Road Geosynthetic Reinforced Soil-Integrated Bridge System
Jun 2018 Data-Driven Highway Infrastructure Resilience Assessment
Dec 2017 Estimating Crash Modification Factors for Lane Departure Countermeasures in Kansas
Oct 2016 Aggregate Freezing-Thawing Performance Using the Iowa Pore Index
Jan 2018 Creation of a Sustainable Collaborative Transportation and Safety Model
Jun 2017 Improving Traffic Safety through Better Snow Fences: Image-Based Methods to Measure Trapped Snow Volume and the Snow Relocation Coefficient
Apr 2018 Evaluation of Rural Intersection Treatments
Feb 2018 Installation Guidance for Centerline and Edgeline Rumble Strips in Narrow Pavements
Sep 2016 Monitoring Vibrations on the Jefferson City Truss Bridge
Dec 2015 Owner-Operator versus Company-Driver Safety Performance Analysis
Jan 2016 Machine-Vision-Based Roadway Health Monitoring and Assessment
May 2016 Assessing Risk of D-Cracking in Concrete Aggregates
Feb 2018 Distributed Traffic Control for Reduced Fuel Consumption and Travel Time in Transportation Networks
Sep 2017 Investigation of the Link Between Macroscopic Traffic Flow Characteristics and Individual Vehicle Fuel Consumption
May 2017 FE-ANN Based Modeling of 3D Simple Reinforced Concrete Girders for Objective Structural Health Evaluation
Dec 2015 Economic Impact for the Region of Replacement of the Merchants Bridge
Nov 2016 Implementation of Transportation Asset Management in Grandview, Missouri
Jun 2015 Modeling Airside Operations at Major Airports for Strategic Decision Support
Dec 2015 The Feasibility of Charging Private Vehicles an Airport Drop-Off and Pick-Up Charge
Dec 2015 The Substitution of Ground Transportation for Service to Smaller Communities Now Receiving Essential Air Service Subsidies
Mar 2018 Why TNCs Will Be Regulated Like TaxisHistorically Speaking
Jun 2018 Data-Driven Health Management of Electrical Vehicle Battery Systems
Jun 2018 Risk and Failure Resilience of Interdependent Transportation Systems
Dec 2016 Investigation of Rural J-Turn Design Factors Using the ZouSim Driving Simulator
Sep 2016 System-Wide Safety Treatments and Design Guidance for J-Turns
Sep 2016 Assessing Segment- and Corridor-Based Travel-Time Reliability on Urban Freeways
Dec 2016 Data Driven Urban Traffic Prediction for Winter Performance Measurements
May 2016 Developing Green, Highly Flowable, Rapid Set, High-Performance Concrete for Pavement Patch Repair
Dec 2017 Development of Crash Modification Factors for Lane Departure Countermeasures
Mar 2018 Development of Rural Road Bridge Weigh-in-Motion System to Assess Weight and Configuration of Farm-to-Market Vehicles
Mar 2016 Pervious Concrete Physical Characteristics and Effectiveness in Stormwater Pollution Reduction
Sep 2016 Crash Location Correction for Freeway Interchange Modeling
Jun 2016 Development and Evaluation of Portable Device for Measuring Curling and Warping in Concrete Pavements
May 2018 Driver Crash Causation Study by Gender—Missouri, Iowa, and Illinois Comparison
Sep 2016 Economic Impact of Multi-Span, Prestressed Concrete Girder Bridges Designed as Simple Span versus Continuous Span
Apr 2018 Evaluations of Large-Truck Crash Severity in Missouri
Jun 2017 Field Measurements on the Effect of Temporary Rumble Strips in Work Zone Flagging Operations
Sep 2016 Historical Performance Evaluation of Iowa Pavement Treatments Using Data Analytics
Jun 2016 Toward Autonomous and Robotic Infrastructure Construction: A Workshop and Field Studies of Productivity, Quality, and Safety Impacts
Aug 2015 Designing and Applying a Decision-Support System for DOT Fleet Assignment and Operation
Jan 2015 Proof of Concept: Biocement for Road Repair
May 2018 Visualization and Communication in Pavement Performance/Visual Analysis of Pavement Performance and Related Factors
Feb 2018 Pavement Performance: New Approaches Using Predictive Analytics/An Assessment of the Models to Predict Pavement Performance
May 2015 Economic Sustainability of Inner City Streets: A Collaborative Sustainable Asset Management Transportation System Model
Dec 2014 Research, Education, and Development (RED): Examining Characteristics of Roadway Infastructure in Various 3D Visualization Modes
Dec 2015 Terrestrial Laser Scanning-Based Bridge Structural Condition Assessment
Sep 2014 How Firm Size Affects Safety Performance in the U.S. Motor Carrier Industry
Oct 2017 Advancing Implementation of Geosynthetic Reinforced Soil-Integrated Bridge Systems
Dec 2014 Mass Transit Sustainability in the St. Louis Region