Evaluation of Service Life Design of Bridges

Partially Grouted Revetment for Low-Volume Road Bridges

Base Stabilization Additives Effect on Granular Equivalency

Building Information Modeling (BIM) for Bridges and Structures

Evaluation of Iowa Truck Parking Information and Management System

Development of Approaches to Quantify Superloads and their Impacts on the Iowa Road Infrastructure System

Deep Insight – Deep Extraction of Behavioral Intuition from Camera Sight inside Vehicles

Environmental Field Evaluation of Potassium Acetate

Development of a Smartphone-Based Road Performance Data Collection Tool

Groundwater System Impacts on the US 63 Railway Underpass Near Waterloo, Iowa – Phase I–IV

Evaluation of RePLAY for Mainline, Shoulders, and Rumbles: Pilot Study in Clinton County

Evaluating the Performance of Right-Turn-On-Red Operation at Signalized Intersections (With Single and Dual Right Turn Lanes)

Develop Statewide Urban Design Standards and Specifications Manuals for Public Improvements

Utilizing Interactive Virtual Reality Simulation as a Tool for Enhancing Safe Driving through Workzones

Cold In-Place Recycling Project Selection and Guidance for Iowa Roadways

Determination of the Forces in X-Frames in Curved Girder Bridges

Implementation of the Negative Moment Reinforcing Detail Recommendations

Impact of Pavement Friction on Traffic Safety, Phase 1: Pavement Friction Evaluation

Modeling Multidimensional Risk in Real-World Drivers with Diabetes

Asset Management, Extreme Weather, and Proxy Indicators

Guidelines on Use of Temporary Barriers in Work Zone

Utilizing Virtual Reality Technology for Increasing Public Awareness for Safe Driving Engagements and Traffic Situational Awareness

Data-Driven Identification of Candidates for Operational Improvement

Unreported Deer Crashes On Major Iowa Highways

Determining the Impact of Connected and Automated Vehicle Technology on State DOT Maintenance Programs

Document Use of Wider Edgelines in Iowa

High Friction Surface Treatment for High Crash Locations Phase II: Performance Assessment

Accelerated Innovation Deployment (AID) – Safety Impact

TIMELI: Traffic Incident Management Enabled by Large-data Innovations

Evaluation and Preparation for Future Work Zone Safety Workshops

Evaluation of Work-Zone Safety Using SHRP2 Naturalistic Driving Study Data

Developing a Research-Grade Iowa Work Zone Database

Cyberinfrastructure Enabling Safety and Mobility Discoveries

Automating Wrong Way Detection Using Existing CCTV Cameras

Evaluate, Modify, and Adapt the ConcreteWorks Software for Iowa’s Use

Low-Cost Rural Surface Alternatives Phase III: Demonstration Project

Low-Cost Rural Surface Alternatives Phase IV: Frost Depth Monitoring and Prediction

Development of a Comprehensive Access Management Policy and Guidelines

Iowa DOT Office of Traffic Operations Connected Autonomous Vehicle (CAV) Research Support

Development of Adjustment Factors for HCM Sixth Edition Freeway Work Zone Capacity Methodology

Advancing the Development and Deployment of BIM Infrastructure

Fatigue Evaluation of Reinforced and Unreinforced Hand Holes in Light Poles

Iowa DOT Office of Maintenance Winter Operations Decision Support Tools

Identifying the Performance Potential for Intersection Control Using Advanced Infrastructure Sensing

Use of Innovative Technology to Deter Bat Bridge Use Prior to and During Construction

Evaluation, Laboratory Testing, Construction Documentation, and Field Testing/Monitoring of US 52 Overflow Bridge over Mississippi River

Field Monitoring of Erosion and Sediment Control Practices and Development of Additional Iowa DOT Design Manual Guidance

Self-Heating Electrically Conductive Concrete Demonstration Project

Guidance on Active Work Zone Data Archival

Increase Service Life at Bridge Ends through Improved Abutment and Approach Slab Details and Water Management Practices

An Intelligent Video-Based End of Queue Warning System for Work Zones

Field Testing of Non-Motorized Road User Accommodations for Work Zones

Un-Ticketing: An Upside-Down Approach to Speed Compliance

Traffic Sign Life Expectancy

Assessing and Enhancing the Transportation Resilience for the State of Iowa

Objectives and Performance-Based Management of Traffic Signal Operations

Virtual Reality Implementation for Public Engagement: Display 1—Work Zone Safety

Iowa Traffic Safety Improvement Program (TSIP) Process Improvement, Phase II

Use of SHRP2 NDS Data to Evaluate Roadway Departure Characteristics

Speed Management: Noteworthy Practice and Guidance

Iowa Local Road Safety Plans: Project 3, Phase II

Limestone Erosion Research of Highway 67 in Scott County, Iowa

High Friction Surface Treatment for High Crash Locations

Research Utilizing the SHRP2 Safety Data to Support Highway Safety

NCHRP 18-17 Entrained Air Void System for Durable Highway Concrete

Deep-Learning Based Approach for Scene Analysis and Trajectory Tracking

Evaluating All-Weather Pavement Markings & Lab Methods to Simulate Field Exposure

Assessing the Impact of Game Day Schedule and Opponents on Travel Patterns and Route Choice using Big Data Analytics

Work Zone Data Exchange Committee Participation and Data Feed

Role of Coarse Aggregate Porosity on Chloride Intrusion in HPC Bridge Decks

Improved Work Zone Data Feed

Data Standards for Connected Autonomous Vehicles

Automated Traffic Signal Performance Measures (ATSPMs) Pilot Implementation

Iowa Signal Phasing and Timing (SPaT) and MAP Demonstration Project: Phase I

Pikalert CAV Demonstration

Predictions of Driver Safety in Advancing Age: Real-World Recorders

Evaluation of Performance of a Short-Span T-Beam Bridge in Buchanan County

Performance and Load Response of Rigid Pavement Systems

SHRP2 (R02) – GeoTechTools Deployment Support

Pavement Management Support for the Iowa DOT and Local Agencies

Can Missouri Gravel Beds Function as a Year-Round Production System to Improve Tree Root Structure and Fine Biomass vs. Traditional Pot in Pot Production Methods

Iowa DOT Office of Traffic and Safety SAVER Tutorial

Go! Magazine

Autonomous Sensing Skin for Detection and Localization of Fatigue Cracks

Holding Strategies for Low-Volume State Routes

Safety and Performance Criteria for Retroreflective Pavement Markers

Cost-Competitive Timber Bridge Designs for Long-Term Performance

Buchanan County Smart Timber GRS Abutment Bridge

Development of Quality Standards for Inclusion of High Recycled Asphalt Pavement Content in Asphalt Mixtures-Phase III

Michigan Rural Safety Performance Function (SPFs) Development and Support

Highway Safety Improvement Program Implementation Process

AASHTOWare BrM Bridge Management System Implementation and Operation

Implementation of the Iowa DOT Pavement Management Optimization Model

Intermodal Gantry Crane Pavement and Foundation Design Improvement

Cement Changes and Solutions to the Industry

NDOR Evaluation of Opportunities and Challenges of Using INRIX Data for Real-Time Performance Monitoring and Historical Trend Assessment

MnDOT LRRB Minnesota Local Agency Pavement Marking: Mining Existing Data

Accelerated Bridge Construction Approaches for Bridge Rehabilitation

Stream and Watershed Delineations using LiDAR Data

Reliability of Element-Level Bridge Inspections

Condition Assessment Tools for Post-Tensioned Bridges

SHRP2 Implementation Assistance Program

I-74 Mississippi River Bridge VR Simulation

Developing Risk-Based Bridge Inspection Practices

Bridges for Life: Better Data in Support of Performance Management Analysis

NCHRP Standard Definitions for Comparable Pavement Cracking Data

Cost-Effective Field Test Methods for LRFD Resistance Factors of Drilled Shafts

Culvert Lateral Earth Pressure Sensors: Instrumentation of a Box Culvert During and After Construction

Improved Analytical Techniques for Historic Covered Bridges-Phase II

Improved Ratings for Covered Bridges through Load Testing – Phase II

Development of a Smart Timber Bridge-Phase V: Development of a Vehicle Characterization

A Multidisciplinary Approach to Investigate Work Zone Safety using SHRP 2 Safety Data

Road-Based Accessibility to Essential Services

MnDOT Evaluation of Workzone Safety Using the SHRP2 Naturalistic Driving Study Data

Improved Sheet Pile Systems for Transportation Infrastructure

Experimental Evaluation of Existing and Retrofit Designs of Bridge Finger Joints

Roadway Infrastructure in Various 3D Visualization Modes

Effect of Wind-Induced Unsteady Vortex Shedding, Diurnal Temperature Changes, and Transit Conditions on Truss Structures Supporting Large Highway Signs

Optimizing Performance Characteristics of Steel Fiber-Reinforced Lightweight Concrete (SFRLWC) for Wearing Surface Application on Orthotropic Steel Decks

Networks Subject to Extreme Flood Events

Development of a Mix Formation and Pavement Design Using Asphalt-Rubber Binders and Biobased Additives

Technical Analysis to Support the Bridge Condition Performance Measure

Improving Adaptive/Responsive Signal Control Performance: Implications of Non-Invasive Detection and Legacy Timing Practices

Marketing Plan Implementation for Delineation of Curves: A Proven Safety Countermeasure

Active Traffic Management Case-Study: Phase 1

Synthesis of Information Related to Highway Problems. Topic 46-13. Practice of Rumble Strips and Rumble Stripes

Development of Renewable Polymers for Use in Asphalt Pavements

Impact of Lower Asphalt Binder for Coarse HMA Mixes

Implementation of Thin Bonded Concrete Overlays of Asphalt Pavements (BCOAs)

Measuring Project Complexity and Its Impact

SHRP 2 (S04(A) Roadway Information Database Development and Technical Coordination and Quality Assurance of the Mobile Data Collection Project (S04B)

Performance and Design of Bridge Approach Panels in Wisconsin

Development of a Smart Timber Bridge-Development of Data Processing Techniques for Determining Changes in Structural Stiffness

Seismic Performance of Connections that Facilitate Accelerated Bridge Construction

Evaluation of Thermal Integrity Profiling for Deep Foundations

Work Plan for the Bridge Center and Bridge Engineer Program FY2014-Dynamic Sensor

SEISMIC: Development and Verification of Concrete Models for Pier Walls and Hollow Columns

Static Load Test of a Steel Pile at a Sand Site for Adopting a Higher Resistance Factor

Charging Infrastructure Planning and Impact Assessment for Plug-in Electric Vehicles

Performance of Lightweight Foam Concrete Fill and Post-Grouted Drilled Shafts in Broadway Viaduct Replacement

Development and Field Evaluation of a Prototype Tool to Detect and Identify Left Turning Vehicles

A Demonstration Project for the Illinois Tollway Utilizing Post-Consumer Asphalt Roofing Shingles

Iowa Traffic Safety Data Service

Pavement Markings Concept

Go! Using an Online Magazine to Convey Real-World Math and Science Concepts Related to Transportation

Development of Stormwater Quality BMP Specifications

Application of Visualization and Simulation Program to Improve Work Zone Safety and Mobility

Enhancements to the Incident Mapping and Analysis Tools (IMAT)

Location Tool Support for TraCS Location Tool States

Minnesota Local Agency Pavement Marking Practices-Phase I

New Implementation of the Incident Location Tool

Incident Location Tool Support for Iowa DOT

Incident Location Tool Support for the Iowa Department of Transportation

CARS Location Database Creation, Update and Validation

CARS Location Database Update and Validation

Pavement Marking Demonstration Project

Intelligent Compaction for Evaluation of Geogrid Reinforced Base Material

Safety Data Improvement

Weatherview: XML Data Structure & Maintenance

Update of “Roundabouts: An Informational Guide”

Development of New Test Procedures for Measuring Fine and Coarse Aggregate

Laboratory Testing on HMA and Asphalt

Roadway Departure: Marketing, Outreach, and Education

Geospatial safety analysis for highway curves and resurfacing projects

Sign Management System for Iowa DOT

Iowa DOT Pavement Marking Management System: Research and Field Evaluation Assistance

Development and Demonstration of Fleet Management Strategies for Timber Bridges

National Training for Integrating Materials and Construction Practices in Concrete Pavements: A State-of-the-Practice Manual

Bridge Construction Practices Using Incremental Launching, NCHRP Project 20-07/Task 229

Testing Iowa Asphalt Mixtures for the AASHTO Mechanistic-Empirical Pavement Design Procedure

Assessment of Iowa Climatic Data and Its Integration into the AASHTO Mechanistic-Empirical Pavement Design Procedure

Concrete Pavement Preservation and Rehabilitation

Work Zone Forecasting Service

Development of a 5 Year Research Plan for the Development of a Smart Glued-Laminated Timber Bridge

Needs Assessment for Advancing Timber Utilization in Mainline and Shortline Railroad Applications

Older Driver Demonstration Study, City of Des Moines

County Non-FAE Paved Road Condition: Data Collection, Summary, and Delivery, Phase II

Evaluation of a Precast, Post-Tensioned Bridge Paving Notch

Investigation of the Impact of Rural Develoment on Secondary Road Systems (TR-548)

Safety and Operational Effectiveness of One-lane Roundabouts at High Speed Highways

Crash Mapping Analysis Tool for Minnesota DOT

Iowa Event Operations

Impact of Increased Freight Traffic on Pavement Maintenance Costs

Snow and Ice Operations Cost Analysis

Cooperative Intersection Collision Avoidance System Benefit/Cost Analysis Tool

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

High-Speed Expressway Intersections Study of Crash Risk Factors

Minnesota Mapping Analysis Tool (MnMAT) Enhancements

Winter Weather Crash Trends on Iowa Primary Roads