Research Projects by Principal Investigator
- An Integral Abutment Bridge with Precast Concrete Piles (TR-438)
- Field Testing of Integral Abutments (HR-399)
- Steel Diaphragms in Prestressed Concrete Girder Bridges (TR-424)
- Monitoring and Evaluation of the Westbound Roadway of the Iowa River Bridge
- NCHRP Report 527: Integral Steel Box-Beam Pier Caps
- National Winter Maintenance Peer Exchange
- Access and Corridor Management Support Program for Iowa, Phase I
- Winter Weather Severity Index Enhancements
- Aurora--RWIS Telecommunications Issues and Options
- Access Management at Major Intersections
- Loading and Unloading Practices Related to Lumping: Status and Implications for Motor Carriers, Shippers, and Other Parties, Executive Summary and Final Report
- Economic Regulation of Intrastate Trucking: An In-Depth Examination of Iowa, Kansas, Missouri, and Nebraska
- Public Sector Participation in Local Rail Service Projects with an Economic Development focus
- International Workshop on Sustainable Development and Concrete Technology
- Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15)
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 1
- Concrete Pavement Tech Notes
- Concrete Pavement Workforce References
- Performance Measures for Snow and Ice Control Operations
- Iowa DOT ITS Operations Manual
- Iowa Produce Market Potential Calculator
- Traffic Data Collection and Reduction Using Video Detection Equipment
- Automated Pavement Condition Data: Analysis, Feasibility and Data Integration
- Iowa Transit ITS Needs Analysis
- Iowa Drainage Law Manual (TR-497)
- Statewide Urban Standard Design & Specifications
- Alternatives to Truck Engine Idling
- Development of Object-Oriented Specifications for Iowa DOT and Urban Standards (TR-487)
- Coordination of Transit and School Busing in Iowa
- Conducting Introductory Literature Searches for the Iowa Highway Research Board (TR-468)
- Evaluation of Weather Forecasting Services for the Iowa Department of Transportation
- Deploying the Maintenance Decision Support System (MDSS) in Iowa
- Highway Maintenance Concept Vehicle: A Business Case for Winter Maintenance Technology Applications
- Detailed Planning for Research on Accelerating the Renewal of America's Highways
- Interim Planning Activities for Future Strategic Highway Research Program: Study 1 Detailed Planning for Research on Accelerating the Renewal of America's Highways ("Renewal")
- 3R Safety Course and Handbook
- Road Equipment Procurement and Utilization Study
- Iowa Flagger Handbook and Training Video
- Highway Maintenance Concept Vehicle, Phase IV
- MN/DOT Office of Research Services Web Site Upgrades
- Automated Bridge De-icing Pilot Project
- Iowa Tribal Consultation Process: State of Iowa Tribal Summit and Field Workshop
- Fluorescent Yellow-green Backing/border for Work Zone Signs--Midwest States Smart Work Zone Deployment Initiative Year 3:
- Proceedings of the State of Iowa Tribal Summit
- Origin Destination Model Estimation for I-235 Traffic Simulation Study
- Methods to Reduce Traffic Speed in High Pedestrian Areas
- HWYNEEDS: Methodology, Analysis and Evaluation (TR-433)
- State Short Line Railroads and the Rural Economy
- Economic Analysis of Scenic Byways in Iowa, Kansas, Missouri, and Nebraska, final technical report
- Upper Mississippi River/Illinois Waterway Navigation Study
- An Economic Investigation into Railroad Pricing and Car Allocation Programs
- Efficient Distribution of Grain to Meet the Quality Needs of End-Users
- Alternative investments in the Rural Branch Railroad and County Road Systems
- Thin Maintenance Surfaces, Phase 2 with Guidelines for Winter Maintenance on Thin Maintenance Surfaces (TR-435)
- Embankment Quality, Phase 3 (TR-401)
- Field Demonstration Project: Reclaimed Fly Ash as Select Fill Under P.C.C. Pavements (TR-425)
- Embankment Quality, Phase 2 (TR-401)
- Thin Maintenance Surfaces (Amendment 14)
- Embankment Quality, Phase 1 (TR-401)
- Instrumentation and Monitoring of Precast, Post-tensioned Bridge Approach Pavement
- Development of an Improved integral Abutment-to-Approach Slab Connection
- Food Product Demand Mapping
- Iowa Produce Market Potential Calculator
- Alternatives to Truck Engine Idling
- Assessing the Spatial and Temporal Differences in Midwestern Crashes Relative to National Data: Implications for Public Policy Decisions
- Development of Analytical Tools to Evaluate Road Departure Crashes Using Naturalistic Driving Study Data
- National Training for Integrating Materials and Construction Practices in Concrete Pavements: A State-of-the-Practice Manual
- Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual (Proj. 10)
- Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15)
- Concrete Pavement Tech Notes
- Weatherview: XML Data Structure & Maintenance
- Incident Location Tool Support for Florida State University
- Improving Concrete Overlay Construction (TR-600)
- Evaluation of Elliptical Steel Dowel Performance
- Evaluation of Composite Pavement Unbonded Overlays: Phase III (TR-478, HR-1093, Proj. 2)
- Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets (TR-466)
- Laboratory Study of Structural Behavior of Alternative Dowel Bars (Proj. 7)
- Iowa Data Collection and Analysis for the 2005-2006 National Surface Characteristics Field Experiment Plan (TR-537)
- Evaluation of Transverse Joint Forming Methods in PCC Pavement (TR-532)
- Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements (TR-511, Proj. 6)
- Field Evaluation of Elliptical Fiber Reinforced Polymer Dowel Performance (Proj. 5)
- Measuring Pavement Profile at the Slip-Form Paver (TR-512, Proj. 12)
- Ultrathin Portland Cement Concrete Overlay Extended Evaluation (TR-432)
- Two-Lift Concrete Pavements to Meet Public Needs (Proj. 8)
- Attributes of Good In-Service Concrete Pavements (Proj. 9)
- Smooth, Quiet, Safe Concrete Pavements: Scoping Study (Proj. 14)
- Portland Cement Concrete Patching Techniques vs. Performance and Traffic Delay
- Field Evaluation of Alternative Load Transfer Device Locations in Low Traffic Volume Pavements
- Stringless Concrete Paving (TR-490)
- Demonstration and Field Evaluation of Alternative Portland Cement Concrete Pavement Reinforcement Materials (HR-1069)
- Improved Pavement Curing Materials and Techniques: Part 2 (Phase III) (TR-479)
- Improved Pavement Curing Materials and Techniques: Part 1 (Phases I and II) (TR-451)
- Evaluation of Composite Pavement Unbonded Overlays, Phases I and II (TR-478, Proj. 2)
- How to Control Streambed Erosion Manual Update
- Comprehensive Quality Incentive Program for Portland Cement Concrete Paving (TR-403)
- Implementation of Concrete Pavement Preservation and PCC Surface Characteristics: Tire Pavement Noise Program
- Concrete Overlay Field Application Program-Part B
- Concrete Overlay Field Application Program
- Improving Concrete Overlay Construction (TR-600)
- National Training for Concrete Pavement Preservation
- Technology Transfer Concrete Consortium
- Technical Support for Two-Lift Paving Construction in Kansas
- Technical Support for Two-Lift Paving Construction in Kansas
- CP Road Map Administrative Support, Task 2
- Investigation of Soil Alternatives
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 4
- National Training for Integrating Materials and Construction Practices in Concrete Pavements: A State-of-the-Practice Manual
- Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phases I and II
- Concrete Pavement Preservation and Rehabilitation
- Administrative Support Group for Concrete Pavement (CP) Road Map
- Concrete Pavement Surface Characteristics (Proj. 15, Part 2)
- Evaluation of Intelligent Compaction Systems
- Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials and HMA
- Concrete Pavement Surface Characteristics (Proj. 15, Part 1)
- Using Scanning Lasers for Real-Time Pavement Thickness Measurement, Phase I (TR-538)
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 3
- Field Evaluation of Compaction Monitoring Technology: Phase 2
- SHRP-II Revision, NCHRP Project 20-58(04)A
- Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction
- Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements (TR-511, Proj. 6)
- Developing an Effective Construction Training Program for American Supervisors and Hispanic Craft Workers, Phase 2
- A Pilot Study to Investigate the Use of Aggregate Screenings in Roadway Construction
- Field Evaluation of Compaction Monitoring Technology, Phase 1 (TR-495)
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 1
- Detailed Planning for Research on Accelerating the Renewal of America's Highways
- Improving Efficiency of Transportation Projects Using Laser Scanning
- Ethanol Plant By-Product Uses for Pavement GEO-Materials Stabilization, TR-582
- Effect of Admixtures on Roller-Compacted Concrete Mixes
- Identification of Practices, Design, Construction, and Repair Using Trenchless Technology (TR-570)
- Design Guide for Improved Quality of Roadway Subgrades and Subbases (TR-525)
- Characterization of Unbound Materials (Soils/Aggregates) for Mechanistic-Empirical Pavement Design Guide
- Non-destructive Evaluation of Iowa Pavements, Phase 2: Development of a Fully Automated Software System for Rapid Analysis/Processing of the Falling Weight Deflectometer Data
- Performance Evaluation of Concrete Pavement Granular Subbase (TR-554)
- Development of a Device for Analysis of Portland Cement Concrete and Composite Pavements: Phase 1 Feasibility Study
- Investigation of Electromagnetic Gauges for Determination of In-Place Density of HMA Pavements (TR-547)
- Existing Pavement Input Information for the Mechanistic-Empirical Pavement Design Guide
- Validation of Pavement Performance Models for the Mechanistic-Empirical Pavement Design Guide
- Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study
- Nondestructive Evaluation of Iowa Pavements, Phase 1
- Performance Evaluation of Rubblized Pavements in Iowa
- Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16)
- Rehabilitation of Concrete Pavements Utilizing Rubblization and Crack and Seat Methods (TR-473)
- Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements (TR-511, Proj. 6)
- Implementing the Mechanistic-Empirical Pavement Design Guide (TR-509)
- Impacts of Overweight Implements of Husbandry on Minnesota Roads and Bridges
- Attributes of Good In-Service Concrete Pavements (Proj. 9)
- Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study
- Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16)
- Rehabilitation of Concrete Pavements Utilizing Rubblization and Crack and Seat Methods (TR-473)
- Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction
- Implementing the Mechanistic-Empirical Pavement Design Guide (TR-509)
- Predicting Critical VMA in Hot Mix Asphalt, Phase II
- Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment (TR-483)
- Identification of Laboratory Techniques to Optimize Superpave HMA Surface Friction Characteristics
- Determination and Evaluation of Alternative Methods for Managing and Controlling Highway Related Dust
- Development of Materials Training Course for Technicians (TR-416)
- A Laboratory Investigation into the Effects of Aggregate-Related Factors of Critical VMA in Asphalt Paving Mixtures (TR-415)
- Response of Iowa Pavements to Heavy Agricultural Loads (HR-1075)
- Asphalt Testing
- PONTIS, Implementation and Operation: Iowa DOT and Counties, Phase III: Implementation and Operation
- Evaluation of Corrosion Resistant Steel Reinforcing in the Deck Slab of a Three Span Prestressed Girder Bridge
- Laboratory Study of Structural Behavior of Alternative Dowel Bars (Proj. 7)
- Evaluation of a Three-Span, Prestressed Concrete Girder Bridge Constructed with FRP Components
- Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements (TR-511, Proj. 6)
- Steel Diaphragms in Prestressed Concrete Girder Bridges (TR-424)
- Impact of Deck Cracking, Phase II (TR-405)
- Durability of FRP Materials in Accelerated and Modeled Concrete Environments
- Response of Iowa Pavements to Heavy Agricultural Loads (HR-1075)
- Impact of Deck Cracking on Durability, Phase I (TR-405)
- Essential Parameters for an Iowa Bridge Management System
- Implementation of Concrete Pavement Preservation and PCC Surface Characteristics: Tire Pavement Noise Program
- Concrete Pavement Surface Characteristics (Proj. 15, Part 2)
- Concrete Pavement Surface Characteristics (Proj. 15, Part 1)
- Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15)
- Environmental Justice & Transportation Investment Policy
- Strategies for Fostering Modal Competition in the Midwest
- Safety and Highway Investment
- Improved Methodology for Considering Safety in Road Investment Decision
- Transportation and Iowa's Economic Future
- Transit-Related Joint Development for Economic Growth in Rural and Small Urban Areas
- Road Investment to Foster Local Economic Development
- Location Tool Support for TraCS Location Tool States
- New Implementation of the Incident Location Tool
- Enhancements to the Incident Mapping and Analysis Tools (IMAT)
- Incident Location Tool Support for Iowa DOT
- Incident Location Tool Support for the Iowa Department of Transportation
- Weatherview: XML Data Structure & Maintenance
- Crash Mapping Analysis Tool for Minnesota DOT
- Enhancements to the Iowa DOT Crash Mapping Analysis Tool (CMAT) Software
- Phone Support and Minor Development/Testing for States Using the Incident Location Tool Developed by CTRE
- Incident Location Tool Support for South Dakota DOT
- Crash Mapping Analysis Tool (CMAT)
- Software Enhancements for the Crash Mapping and Analysis Tool
- Incident Location Tool Support for Florida State University
- Incident Location Tool Support for Delaware State Police
- Vendor Weather Forecast
- Development of an Advanced Traveler Information: Weatherview, Phase II: Enhancements; Phase III: Support
- Development of a GIS-based Crash Location Tool - FY02 Location Tool Implementation and Agency Support
- Development of a Winter Road Conditions Reporting System
- The Development of a GIS-Based Crash Location Tool Location Tool Implementation and Local Agency Support
- The Development of a GIS-Based Crash Location Tool, Phase V: GIS Incident Location Tool Implementation and Local Agency Support
- A Transportation Safety Planning Tool for the City of Ames
- Infrastructure Impacts of Iowa's Changing Economy (TR-593)
- Effectiveness of Special Deer Management Hunts on Deer-Vehicle Crash Reduction
- An Integral Abutment Bridge with Precast Concrete Piles (TR-438)
- Evaluation of a Bridge Constructed Using High Peformance Steel
- Performance Evaluation of Steel Bridges, Phase II (TR-493)
- Enhancement of Wisconsin DOT NDE Capabilities
- Field Testing of Integral Abutments (HR-399)
- Health Monitoring of Bridge Structures and Components Using Smart-Structure Technology
- NCHRP Report 527: Integral Steel Box-Beam Pier Caps
- Retrofit Methods of Distortion Cracking Problems in Plate Girder Bridges (TR-436)
- Performance on Strip Seals in Iowa Bridges
- REMR Condition Index Inspection
- REMR Management System - System Software and Training for Lock and Dam Operating Equipment
- Preventing Cracking at Diaphragm/Plate Girder Connections in Steel Bridges (TR-393)
- Essential Parameters for an Iowa Bridge Management System
- Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 2
- Improving Variability and Precision of AVA Test Results and Developing Rational Specification Limits
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 3
- Develop an Expanded, Improved, and Upgraded Version of Probabilistic Optimization for Profit Software
- Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phase 3
- Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phases I and II
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 2
- Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study
- Southeast Michigan Local Road Concrete Road Durability Study
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase I (Proj. 17)
- Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16)
- Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual (Proj. 10)
- Concrete Pavement Tech Notes
- Concrete Pavement Workforce References
- Instream flow assessment, Red River of the North and Sheyenne River, North Dakota
- Modeling impact of management practices and climate changes on hydrology and water quality (EPIC and SWAT)
- Development of a Systematic Design Approach for Low Water Stream Crossings
- Assessing and evaluating water quality models for the development and implementation of TMDL in Iowa
- Low Water Stream Crossings in Iowa (TR-453)
- Use of Scrap Tires in Stream Grade Control Structures
- Metro Park East Sanitary Landfill Water Quality Monitoring and Evaluation
- A Prediction System for Transport and Fate of Toxic Substances in Surface Water
- Stormwater Reuse
- Evaluation of Rumble Stripes on Low-Volume Rural Roads in Iowa
- Low-Cost Strategies to Reduce Speed and Crashes on Curves
- Integration of Analysis Methods and Development of Analysis Plan
- Pavement Markings and Safety
- Hybrid Electric School Bus Deployment and Evaluation
- Synthesis of Traffic Calming Techniques in Work Zones
- Investigating Factors Contributing to Large Truck Lane Departure Crashes Using the Federal Motor Carrier Safety Administration's Large Truck Crash Causation Study (LTCCS) Database
- Achieving Efficiency in Meeting Safety, Operations, Maintenance, and Air Quality Goals
- Improving Safety for Slow Moving Vehicles on Iowa's High Speed Rural Roadways
- Update of "Roundabouts: An Informational Guide"
- Roadway Departure: Marketing, Outreach, and Education
- Evaluation of On-Road and Laboratory Engine Dynamometer Emission Tests to Compare the Emission Reduction Potential of Different Biodiesel Blends
- Warrants for Roundabouts
- Evaluation of Electronic Speed Limit Signs for Unified Consolidated School on US 30, Eastbound and Westbound
- Developing a Rural and Urban Roadway Lighting Practical Design Guide for Iowa (TR 540)
- Development of Analytical Tools to Evaluate Road Departure Crashes Using Naturalistic Driving Study Data
- The Effectiveness of Iowa's Automated Red Light Running Enforcement Programs (RLR, Phase 2)
- Appropriate Traffic Calming Techniques for Small Iowa Communities (TR-523)
- Effectiveness of Paved Shoulders in Iowa
- Modern Roundabout Guidance for the Iowa DOT
- Evaluation of Iowa's Graduated Driver's Licensing Program
- Safety Impacts of Pavement Edge Dropoffs
- School Zone Safety Handbook
- Safety Impacts of Street Lighting at Isolated Rural Intersections, Part II
- Evaluation of Different Methods to Calculate Heavy-Truck VMT
- Development of New Strategies for Locating Safety Improvements Candidate Locations
- Impact of Left-Turn Phasing on Older and Younger Drivers at High-Speed Signalized Intersections
- Traffic Monitoring Program Planning with Remote Sensing
- Traffic Monitoring Program Plannning with Remote Sensing, Phase II
- Evaluating Speed Differences between Passenger Vehicles and Heavy Trucks for Transportation-related Emissions Modeling
- Evaluation of Racial Differences in Seat Belt and Child Restraint Use: A Review of Current Literature
- Application of Advanced Remote Sensing Technology to Asset Management
- Temporary Speed Hump Impact Evaluation
- Integration of Existing and Identification of Future Data Sources for Improved Intersection Safety Analysis
- Evaluation of the Iowa DOT's Safety Improvement Candidate List Process
- Comparison of LIDAR and Photogrammetry for Highway Planning and Design
- Comparison of LIDAR and Conventional Mapping Methods for Highway Corridor Studies
- Use of Remotely Sensed Data for Infrastructure Management, Access Management, and Inventory
- GPS to LRM: Integration of Spatial Point Features with Linear Referencing Methods
- Use of Remote Sensing to Identify Access Elements for Safety Analysis (Remote Sensing in Transportation Yr 1, Project 2)
- Addressing Integration Issues and Developing a Protocol for Integration of Global Positioning Systems Data With Linear Referenced Data in an Asset Management System
- Iowa Traffice Safety Data Service (ITSDS)
- Bridge Rails and Approach Railing for Low-Volume Roads in Iowa (TR-592)
- CARS Location Database Update and Validation
- Effectiveness of Special Deer Management Hunts on Deer-Vehicle Crash Reduction
- USRAP-Phase III
- Local Agency Pavement Marking Plan
- US Road Assessment Program, Phases 1-3
- Interstate System 4R Plan: An Asset Management Approach
- Safety Analysis of Low Volume Rural Roads in Iowa
- Geospatial safety analysis for highway curves and resurfacing projects
- Work Zone Forecasting Service
- Planning, Developing and Implementing the Iowa Pavement Marking Management System (IPMMS)
- Winter Weather Crash Trends on Iowa Primary Roads
- Safety Impacts of Street Lighting at Isolated Rural Intersections, Part II
- Effectiveness of All-Red Clearance Time on Intersection Accidents and Violation Trends
- Iowa DOT Internet-Based Road Work Report
- Iowa DOT Linear Referencing System: Preliminary Linear Data Creation
- Paved Shoulders on Primary Highways in Iowa: An Analysis of Shoulder Surfacing Criteria, Costs, and Benefits
- Implementation of Concrete Pavement Preservation and PCC Surface Characteristics: Tire Pavement Noise Program
- Improving Concrete Overlay Construction (TR-600)
- National Training for Integrating Materials and Construction Practices in Concrete Pavements: A State-of-the-Practice Manual
- Concrete Pavement Preservation and Rehabilitation
- Concrete Pavement Surface Characteristics (Proj. 15, Part 1)
- Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual (Proj. 10)
- Implementing the Mechanistic-Empirical Pavement Design Guide (TR-509)
- Iowa's Pervious Pavement Water Quality Project
- Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15)
- Statewide Urban Standard Design & Specifications
- Development of Object-Oriented Specifications for Iowa DOT and Urban Standards (TR-487)
- Smooth, Quiet, Safe Concrete Pavements: Scoping Study (Proj. 14)
- Concrete Pavement Tech Notes
- Concrete Pavement Workforce References
- Wet Reflective Pavement Marking Demonstration Project (TR-597)
- Low-Cost Strategies to Reduce Speed and Crashes on Curves
- Roadway Lighting and Safety: Phase II-Monitoring Quality, Durability, and Efficiency
- Pavement Markings Concept
- Evaluating the Effectiveness of Temporary Work Zone Pavement Marking Products
- Minnesota Local Agency Pavement Marking Practices-Phase I
- Integration of Analysis Methods and Development of Analysis Plan
- Pavement Markings and Safety
- Pavement Marking Demonstration Project
- Synthesis of Traffic Calming Techniques in Work Zones
- Local Agency Pavement Marking Plan
- Clear Zone - A Synthesis of Practice and an Evaluation of the Benefits of Meeting the 10 ft Clear Zone Goal on Urban Streets
- Improving Safety for Slow Moving Vehicles on Iowa's High Speed Rural Roadways
- Iowa Pavement Marking and Sign Management System
- Iowa DOT Pavement Marking Management System: Research and Field Evaluation Assistance
- Developing a Rural and Urban Roadway Lighting Practical Design Guide for Iowa (TR 540)
- Appropriate Traffic Calming Techniques for Small Iowa Communities (TR-523)
- Revision to the SUDAS Traffic Signal Design Guide (TR-546)
- Improving Transportation for Large Scale Events Within the State of Iowa
- Older Driver Demonstration Study, City of Des Moines
- Development of a New Process for Determining Design Year Traffic Demands (TR-528)
- Planning, Developing and Implementing the Iowa Pavement Marking Management System (IPMMS)
- Iowa Event Operations
- One- to Two-Way Roadway Conversions
- Planning, Developing and Implementation of the Iowa Pavement Markings Management Program
- City of West Des Moines Subarea Model
- Rural Expressway Intersection Synthesis of Practice and Crash Analysis
- Demonstration Timber Bridge Testing
- Field Evaluation of Methods to Minimize Transverse Glulam Deck Deflection, Phase 2
- Application of Visualization and Simulation Program to Improve Work Zone Safety and Mobility
- Development of Updated Specifications for Roadway Rehabilitation Techniques
- Electronic Construction Collaboration - Phase 1
- Stabilization Procedures to Mitigate Edge Rutting for Granular Shoulders (TR 531), Phase 2
- Identification of Practices, Design, Construction, and Repair Using Trenchless Technology (TR-570)
- Madison County Bridge Evaluation
- Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility
- Performance Evaluation of Concrete Pavement Granular Subbase (TR-554)
- Embankment Quality, Phase 4: Application to Unsuitable Soils (TR-492)
- Effective Shoulder Design and Maintenance (TR-531)
- Evaluation of Long Term Field Performance of Cold In-Place Recycled Roads (TR-502)
- Thin Maintenance Surfaces, Phase 3: Municipal Streets and Low-Volume Rural Roads (TR-507)
- Manual of Practice for Roadway Maintenance Workers (TR-514)
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 3
- Developing an Effective Construction Training Program for American Supervisors and Hispanic Craft Workers, Phase 2
- Cost Comparison of Treatments Used to Maintain or Upgrade Aggregate Roads
- Determination of the Optimum Base Characteristics for Pavements (TR-482)
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 1
- I-235 Scheduling Support, Phase 4
- Thin Maintenance Surfaces, Phase 2 with Guidelines for Winter Maintenance on Thin Maintenance Surfaces (TR-435)
- I-235 Scheduling Support, Phase 3
- Embankment Quality, Phase 3 (TR-401)
- I-235 Scheduling Support, Phase 2
- Schedule Support for I-235
- Electronic Reference Library: Material Ims
- Embankment Quality, Phase 2 (TR-401)
- Project Development Electronic Reference
- Electronic Reference Library, Phase 1
- Thin Maintenance Surfaces (Amendment 14)
- Continuation of Benchmarking Project: Development of Process Improvement Teams in Residencies
- Embankment Quality, Phase 1 (TR-401)
- A Decision Support System for Optimal Depot and Fleet Management
- An Integrated Systems Approach to the Development of Winter Maintenance / Management Systems
- Application of Visualization and Simulation Program to Improve Work Zone Safety and Mobility
- Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 4
- Using Scanning Lasers for Real-Time Pavement Thickness Measurement, Phase I (TR-538)
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 3
- Field Evaluation of Compaction Monitoring Technology: Phase 2
- Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction
- Developing an Effective Construction Training Program for American Supervisors and Hispanic Craft Workers, Phase 2
- Synthesis of Non-Destructive Testing Technologies for Geomaterial Applications
- Development of Object-Oriented Specifications for Iowa DOT and Urban Standards (TR-487)
- Field Evaluation of Compaction Monitoring Technology, Phase 1 (TR-495)
- Stringless Concrete Paving (TR-490)
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 1
- An Investigation of Business Opportunites in Mexico
- Interim Planning Activities for Future Strategic Highway Research Program: Study 1 Detailed Planning for Research on Accelerating the Renewal of America's Highways ("Renewal")
- Improving Efficiency of Transportation Projects Using Laser Scanning
- Road Equipment Procurement and Utilization Study
- Technology Transfer of As-Built and Preliminary Surveys by Total Station GPS, Video Logging, and Laser Scanning (TR-446)
- Performance Based Safety, Phase II: Evaluation of the Zero Injury Process
- Radio Frequency Identification Application in the Construction Industry
- Performance (Behavior) Based Safety, Phase I
- Field Data Acquisition Technologies for Iowa Transportation Agencies (HR-366)
- Technology Transfer of As-Built and Preliminary Surveys by Total Station GPS, Video Logging, and Laser Scanning (TR-446)
- Support for High Accuracy Referencing Network
- Demonstration of Integrated Pervious Pavement System for Management of Stormwater Quality and Quantity
- Design Guide and Construction Specifications for Urban Stormwater Quality Improvements
- Water Quality in Rathbun Lake: On-Road Structure Training and Demonstration
- Metro Park East Sanitary Landfill Water Quality Monitoring and Evaluation
- Field Validation of Biokinetic Coefficients for Predicting Degradation of Organic Compounds
- Stormwater Reuse
- Small Public Water Systems Technology Assistance Center
- Development of a Method to Determine Pavement Damage Due to Detours (TR-470)
- Work Zone Speed Advisory System--Midwest States Smart Work Zone Deployment Initiative: Year 4
- Effectiveness of Extra Enforcement in Construction and Maintenance Work Zones--Midwest States Smart Work Zone Deployment Initiative: Year 4
- Synthesis of Best Practices for Increasing Protection and Visibility of Highway Maintenance Vehicles and Workers (TR-475)
- Fluorescent Yellow-green Backing/border for Work Zone Signs--Midwest States Smart Work Zone Deployment Initiative Year 3:
- Systematic Identification of High Crash Locations (TR-442)
- Paved Shoulders on Primary Highways in Iowa: An Analysis of Shoulder Surfacing Criteria, Costs, and Benefits
- Methods to Reduce Traffic Speed in High Pedestrian Areas
- Evaluation of Automated Enforcement of Traffic Signal Violations in Iowa
- Evaluation of Work Zone Speed Reduction Measures
- Conducting Activities to Strengthen Statewide Geographic Information Coordination Mechanisms in Iowa
- In-Pavement Pedestrian Flasher Evaluation, Cedar Rapids, Iowa
- Pedestrian Safety
- Pedestrian Crossing Safety Technology Assessment
- Traffic Control Strategies in Work Zones with Edge Drop-Offs
- Concrete Pavement Surface Characteristics (Proj. 15, Part 1)
- Measuring Pavement Profile at the Slip-Form Paver (TR-512, Proj. 12)
- Smooth, Quiet, Safe Concrete Pavements: Scoping Study (Proj. 14)
- Alternative Approaches to Providing Passenger Transportation in Low Density Cities: The Case of Council Bluffs
- Choosing Smart Technologies: A Guide for Busy Rural Paratransit Operators
- Linking Real Time and Location in Scheduling Demand-Responsive Transit
- Improving Interbus Transfer with Automatic Vehicle Location
- Coordinated Paratransit in the Era of ADA
- Need for Transportation Alternatives for the Rural Elderly
- Modified Sheet Pile Abutments for Low Volume Bridges (TR-568)
- Bridge Designs for Rapid Renewal
- Effective Structural Concrete Repair
- 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
- Field Evaluation of Timber Preservation Treatments for Iowa Highway Applications (IHRB-05-10)
- Investigation of Steel Stringer Bridges: Substructures and Superstructures (TR-522)
- Evaluation of a Single-Span Steel-Girder Bridge Using a Steel-Free Deck System in Tama County
- Field Testing of Railroad Flatcar Bridges (TR-498)
- Evaluation of a Steel Girder Bridge Strengthened Using Fiber Reinforced Polymer Plates
- Development of a Systematic Design Approach for Low Water Stream Crossings
- Investigation of the Modified Beam-in-Slab Bridge System
- Development of Abutment Design Standards for Local Bridge Designs
- Maintenance, Repair, and Rehabilitation of Low Volume Road Bridges
- Development of Bridge Load Testing for Load Evaluation (TR-445)
- Demonstration Project Using Railroad Flat Cars for Low Volume Road Bridges
- NCHRP Project 20-5, Topic 32-08 "Cost Effective Structures for Off-System Bridges"
- Alternative Solutions to Meet the Service Needs of Low Volume Bridges in Iowa (TR-452)
- Field and Laboratory Evaluation of Precast Concrete Bridges
- Evaluation of High Density Polyethylene Pipe Installations
- Feasibility of Using Railroad Flat Cars for Low Volume Road Bridges
- Development of Design Criteria for Longitudinal Glued Laminated Timber Deck Bridges
- Behavior of Longitudinal Glued Laminated Timber Deck Bridges
- Temporary Speed Hump Impact Evaluation
- Guidelines for the Conversion of 4-lane Undivided Roadways to 3-lane 2-way Left-turn Lane Facilities
- Systematic Identification of High Crash Locations (TR-442)
- Iowa Guide and Reference Manual for Traffic Control Devices and Pavement Markings (TR-441)
- Traffic Safety & Engineering Informational Series
- Effectiveness of Roadway Safety Improvements
- Mobility and Safety Impacts of Winter Storm Events in a Freeway Environment (TR-426)
- Evaluation of On-Road and Laboratory Engine Dynamometer Emission Tests to Compare the Emission Reduction Potential of Different Biodiesel Blends
- Managing Early Adoption of Biodiesel by Commercial Fleets
- Hybrid Electric School Bus Deployment and Evaluation
- Evaluation of On-Road and Laboratory Engine Dynamometer Emission Tests to Compare the Emission Reduction Potential of Different Biodiesel Blends
- Iowa DOT ITS Operations Manual
- Trucks and Twin Cities Traffic Management
- Iowa Transit ITS Needs Analysis
- Alternatives to Truck Engine Idling
- Coordination of Transit and School Busing in Iowa
- Evaluation of Weather Forecasting Services for the Iowa Department of Transportation
- Deploying the Maintenance Decision Support System (MDSS) in Iowa
- Highway Maintenance Concept Vehicle: A Business Case for Winter Maintenance Technology Applications
- Highway Maintenance Concept Vehicle, Phase IV
- Des Moines ITS Early Deployment
- Intercity Bus Terminal Study for the Des Moines International Airport
- Intermodal System Support Scope of Work and Tasks (an ISTEA management task)
- Madison County Bridge Evaluation
- Laboratory and Field Testing and Evaluation of Precast Bridge Elements
- Instrumentation and Monitoring of Precast, Post-tensioned Bridge Approach Pavement
- Bridge Construction Practices Using Incremental Launching, NCHRP Project 20-07/Task 229
- Field Evaluation of Timber Preservation Treatments for Iowa Highway Applications (IHRB-05-10)
- Development of an Improved integral Abutment-to-Approach Slab Connection
- Integration of Asset Management Systems with Load and Resistance Factor Design
- Decision-Support System for Management of Slope Construction and Repair Activities: An Asset Management Building Block
- Determination and Evaluation of Alternate Methods for Managing and Controlling Highway-Related Dust, Phase II (TR-506)
- Development of a Systematic Design Approach for Low Water Stream Crossings
- Determination and Evaluation of Alternative Methods for Managing and Controlling Highway Related Dust
- Low Water Stream Crossings in Iowa (TR-453)
- Use of Scrap Tires in Stream Grade Control Structures
- Evaluation of High Density Polyethylene Pipe Installations
- Regional Approach to Landslide Interpretation and Repair
- Roadway Departure: Marketing, Outreach, and Education
- Employment and Commuting by Rural Women on the Metropolitan Periphery
- 2009 Smart Work Zone
- Phase II Minnesota Truck Parking Study
- Effectiveness of Safety Corridor Programs, AKA Road Safety Audits
- Evaluation for Effective Shielding of Bridge Piers
- White Paper on Alternative Strategies for Safety Improvement Investments
- Investigating Factors Contributing to Large Truck Lane Departure Crashes Using the Federal Motor Carrier Safety Administration's Large Truck Crash Causation Study (LTCCS) Database
- Management of Rural Expressways for Improved Safety and Operational Performance
- Clear Zone - A Synthesis of Practice and an Evaluation of the Benefits of Meeting the 10 ft Clear Zone Goal on Urban Streets
- National Winter Maintenance Peer Exchange
- Roadway Departure: Marketing, Outreach, and Education
- Implementation of HERS-ST in Iowa and Development /Refinement of a National Training Program
- Performance Measures for Snow and Ice Control Operations
- Development of Analytical Tools to Evaluate Road Departure Crashes Using Naturalistic Driving Study Data
- Winter Weather Severity Index Enhancements
- Minnesota Interstate Truck Parking Study
- Asset Management Strategies to Mitigate Freeway Work Zone Congestion
- Updated Rule on Safety and Mobility
- Management Support of the AURORA Program
- Flexible Start/Fixed Duration Contracting for Construction of Transportation Projects: A Case Study of the Paseo Bridge
- Synthesis of Practices for Mitigating the Impact of Work Zones on Traffic
- Prefabricated Elements Case Study
- Use of Functional Silos to Optimize Agency Decision Making
- Aurora--RWIS Telecommunications Issues and Options
- Snow and Ice Operations Cost Analysis
- Cooperative Intersection Collision Avoidance System Benefit/Cost Analysis Tool
- Synthesis of Procedures to Forecast and Monitor Work Zone Safety and Mobility Impacts
- Smart Work Zone Deployment Initiative
- I-90 Corridor Study
- Winter Weather Crash Trends on Iowa Primary Roads
- Guidelines for Removal of Traffic Control Devices in Rural Areas
- Integration of Road Weather Information with Traffic Data
- Iowa Pavement Management Program, Phase X
- Investigation of User Costs and Benefits of Winter Road Closures
- Trucks and Twin Cities Traffic Management
- Planning, Implementation and Operation of the IPMP, Phase IX
- Rural Expressway Intersection Synthesis of Practice and Crash Analysis
- Access Management Research and Awareness Program Phase IV
- Development of a Comprehensive Access Management Plan and Training Program for Missouri
- Weigh-in-Motion Project and Handbook
- Evaluation of Work Zone Speed Reduction Measures
- Integrated Intelligent Transportation Systems and Services Deployment Plan
- Commercial Vehicle Parking
- Prepare a Project Plan for Joplin East Bound Weigh Station Electronic Screening Prototype and Prototype Test,Task Order 7
- Research Support for the Missouri Legislative Forum on Transportation
- Missouri Legislative Forum Transportation Issues Report
- Work Zone Simulation Model
- Traffic Management Strategies for Merge Areas in Rural Interstate Work Zones
- Planning, Implementation, and Operation of a Statewide Pavement Management System, Phase IV
- Commercial Concepts for New Interstate Rest Areas,Task Order 6
- Feasibility of Using Automated Distress Data in the County Need Study (TR-418)
- Simulation and Analysis of Arterial Traffic Operations Along the US 61 Corridor in Burlington, Iowa
- Iowa Infrastructure Management Information System Pilot Project
- Traffic Management Strategies for Merge Areas in Construction Detours (Addendum 12)
- Upper Mississippi River/Illinois Waterway Navigation Study
- Highway Maintenance Concept Vehicle, Phase I
- Access Management Awareness Program: Phase III
- Midwest Multi-state One-Stop Electronic Purchase of Motor Carrier Credentials
- Regional Champion for the Midwest Region Mainstreaming Program (Task Order 3)
- Evaluation of Information Technology to Support Distance Sharing and Learning
- Access Management Awareness Program Work Plan for Phase II (Amendment 1) (TR-402)
- Des Moines ITS Early Deployment
- Iowa Access Management Awareness
- Intersection Collision Diagram Software
- National Governors' Association Study of Public Sector Costs and Benefits of ITS/CVO
- Support for High Accuracy Referencing Network
- Performance-Based Standards for Potential Size and Weight Regulation in the United States
- Interstate Cooperation for Implementation of ITS/CVO Functions: Institutional Opportunities and Barriers
- Development of a Systems Architecture for Nationwide IVHS, Phase II
- On-Board Automated Mileage and Stateline Crossing System for Apportioning Commerical Vehicle Fuel Taxes and Mileage and Automatic Submission to IFTA and IRP Base Jurisdiction
- Congestion Management System Development Support (an ISTEA management task)
- Intercity Bus Terminal Study for the Des Moines International Airport
- Intermodal System Support Scope of Work and Tasks (an ISTEA management task)
- Review and Update Accident Loss Reduction Factors
- Intelligent Transportation Systems (ITS) and Commercial Vehicle Operations (CVO). Interstate Cooperation for Implementation of ITS-CVO Functions; Institutional Opportunities and Barriers
- Policy Issues of an Iowa Longer Combination Vehicle Network
- Impacts on Safety of Left-Turn Treatment at High Speed Signalized Intersections (HR-347)
- Economic Regulation of Intrastate Trucking: An In-Depth Examination of Iowa, Kansas, Missouri, and Nebraska
- Public Sector Participation in Local Rail Service Projects with an Economic Development focus
- Institutional Barriers and Opportunities for IVHS in Commercial Vehicle Operations: An Iowa Case Study
- Changing Role of Freight Transportation Modes and Intermodal Freight
- Statewide, Non-NHS Federal Aid Eligible System, Pavement Management Program, Phases I-III
- Midwest ITS/CVO Mainstreaming
- Development of Internet-based RWIS (Road Weather Information System) AWOS (Airport Weather Observation System) Information Delivery Tools (AKA Weatherview)
- Automated Bridge De-icing Pilot Project
- Highway Maintenance Concept Vehicle, Phase III
- Weigh-in-Motion Project and Handbook
- Advantage I-75 Mainline Automated Clearance System Final Evaluation Report
- Midwest Multi-state One-Stop Electronic Purchase of Motor Carrier Credentials
- Automated Data Acquisition of Roadside Features
- National Governors' Association Study of Public Sector Costs and Benefits of ITS/CVO
- Development of a Systems Architecture for Nationwide IVHS, Phase II
- AMASCOT: Automated Mileage and Stateline Crossing Operational Test
- Assessment of an Integrated Approach to Automated Collections of Safety and Accident Data, Phase I: Conceptual Development and Eval
- Iowa Statewide Intelligent Transportation Plan
- Midwest ITS/CVO Mainstreaming
- Analysis of Policies for Highway Safety Improvements on Low-Volume Rural Roadways
- Strategies for Improving the Safety of Elderly Drivers
- Evaluation of Rumble Stripes on Low-Volume Rural Roads in Iowa
- Iowa's Traffic Safety Analysis Manual
- 2009 Smart Work Zone
- Support by State Departments of Transportation for Local Agency Safety Initiatives
- Effectiveness of Safety Corridor Programs, AKA Road Safety Audits
- Evaluation for Effective Shielding of Bridge Piers
- Investigating Factors Contributing to Large Truck Lane Departure Crashes Using the Federal Motor Carrier Safety Administration's Large Truck Crash Causation Study (LTCCS) Database
- Effectiveness of Dynamic Messaging on Driver Behavior for Late Merge Lane Road Closures
- Best Practices Safety Guide for Local Rural Agencies
- Best Practices Safety Guide for Local Rural Agencies
- The Effectiveness of Iowa's Automated Red Light Running Enforcement Programs (RLR, Phase 2)
- Updated Rule on Safety and Mobility
- Effectiveness of Paved Shoulders in Iowa
- Temporary Traffic Control and Enforcement of Traffic Laws in Closed Road Sections
- Assessment of Channelizing Device Effectiveness on High Speed/High Volume Roadways
- Safety Impacts of Pavement Edge Dropoffs
- Smart Work Zone Deployment Initiative
- Safety Impacts of Street Lighting at Isolated Rural Intersections, Part II
- Iowa Drainage Law Manual (TR-497)
- Effectiveness of All-Red Clearance Time on Intersection Accidents and Violation Trends
- Angle Parking on Iowa's Low Volume Primary Extensions in Small Towns
- Effectiveness of Extra Enforcement in Construction and Maintenance Work Zones--Midwest States Smart Work Zone Deployment Initiative: Year 4
- Traffic Control Strategies in Work Zones with Edge Drop-Offs
- Iowa Flagger Handbook and Training Video
- Low Water Stream Crossings in Iowa (TR-453)
- Paved Shoulders on Primary Highways in Iowa: An Analysis of Shoulder Surfacing Criteria, Costs, and Benefits
- Iowa Guide and Reference Manual for Traffic Control Devices and Pavement Markings (TR-441)
- Evaluation of Automated Enforcement of Traffic Signal Violations in Iowa
- Validation of Relationship of Cognitive Skills Losses to Driving Performance
- Assessing the Independence, Mobility and Safety of Older Drivers
- Appointment Systems for Inland Waterway Traffic Control
- Research and Training of Private Transportation Providers for Efficient and Effective Provision of Transportation Services
- Improving the Foundation Layers for Concrete Pavements
- Analysis of Nighttime Construction Activities and Impacts on Safety, Quality, and Productivity
- Iowa's Public Employees Leadership Academy
- Iowa Traffic Safety Data Service
- Seismic Performance of an I-Girder to Inverted-Tee Bent Cap Connection
- Go! Using an Online Magazine to Convey Real-World Math and Science Concepts Related to Transportation
- Application of Visualization and Simulation Program to Improve Work Zone Safety and Mobility
- A Transportation Safety Planning Tool for the City of Ames
- Iowa's Traffic Safety Analysis Manual
- Infrastructure Impacts of Iowa's Changing Economy (TR-593)
- Lane Departure Safety Countermeasures: Strategic Action Plan for the Iowa Department of Transportation
- Implementation and Operation of the Iowa Department of Transportation Pavement Management Optimization Model
- Alternative Calibration Method FO AASHTO T153
- Phase II Minnesota Truck Parking Study
- CARS Location Database Update and Validation
- Farm to ISU: Helping Iowa State University Dining Staff Understand and Grow the Local Food Purchasing Program
- White Paper on Alternative Strategies for Safety Improvement Investments
- Technical Support for Two-Lift Paving Construction in Kansas
- Intelligent Compaction for Evaluation of Geogrid Reinforced Base Material
- Best Practices Safety Guide for Local Rural Agencies
- Effectiveness of Dynamic Messaging on Driver Behavior for Late Merge Lane Road Closures
- Best Practices Safety Guide for Local Rural Agencies
- Implementation and Evaluation of ITS-Based and Safety Engineering-Based Pedestrian Safety Countermeasures
- Synthesis Study: Effectiveness of Safety Corridor Programs in Region 7 States
- An Integrated Systems Approach to the Development of Winter Maintenance / Management Systems
- Evaluation of Using Non-Corrosive Deicing Materials and Corrosion Reducing Treatments for Deicing Salts (TR-471)
- Winter Transportation Problems: Identifying Strategies to Improve Safety and Reduce Economic Burdens
- Evaluation of Virtual Reality Snowplow Simulator Training
- Using Digital Video Analysis to Monitor Driver Behavior at Intersections
- Curved Girder Bridges with Integral Abutments
- Demonstration Timber Bridge Testing
- Evaluation of the Buena Vista IBRD Bridge: A Furthering of Accelerated Bridge Construction in Iowa
- Preservation of Covered Bridges
- Evaluation of a Bridge Constructed with Ultra High Performance Concrete
- Field Evaluation of Methods to Minimize Transverse Glulam Deck Deflection, Phase 2
- Implementation and Evaluation of Smart Timber Bridge Concepts to Provide Continuous Structural Condition Assessment
- Wind Monitoring of the Red Rock Reservoir Bridge for Wind Induced Vibrations with Remote, Cellular-Based Notification
- Evaluation of the 24th Street Bridge, Interstate 80/29, Council Bluffs, Iowa
- Instrumentation and Monitoring of Precast Bridge Approach Tied to an Integral Abutment in Bremer County
- Validation of Structural Health Monitoring Damage Detection Algorithm
- Literature Review Related to the Potential Integration of Nano-Technology into a Smart Timber Bridge
- Bridge Designs for Rapid Renewal
- Bridge Rails and Approach Railing for Low-Volume Roads in Iowa (TR-592)
- Identification and Evaluation of Pavement - Bridge Interface Ride Quality Improvement and Corrective Strategies
- 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
- Construction and Evaluation of a Prestressed Concrete Bridge Constructed Using Ultra High-Performance Concrete
- Madison County Bridge Evaluation
- PONTIS, Implementation and Operation: Iowa DOT and Counties, Phase III: Implementation and Operation
- Evaluation of a Bridge Constructed Using Accelerated Construction Practices
- Evaluation of FRP Temporary Bypass Bridge
- Laboratory and Field Testing and Evaluation of Precast Bridge Elements
- Short-Term Monitoring of the Saylorville Reservoir Bridge for Wind-Induced Vibrations with Remote, Cellular-Based Notification
- Instrumentation and Monitoring of Precast, Post-tensioned Bridge Approach Pavement
- Development of Fatigue Design Procedures for Slender, Tapered Support Structures for Highway Signs, Luminaries, and Traffic Signals Subjected to Wind-Induced Excitation from Vortex Shedding and Buffeting
- Development of a Device for Analysis of Portland Cement Concrete and Composite Pavements: Phase 1 Feasibility Study
- Development of an Improved integral Abutment-to-Approach Slab Connection
- Evaluation of a Timber Bridge for the Secondary Road System Using FRP Reinforced Glulam Girders
- Evaluation of a Single-Span Steel-Girder Bridge Using a Steel-Free Deck System in Tama County
- Evaluation of a Prestressed Concrete Bridge Constructed using Ultra High-Performance Concrete
- Evaluation of Corrosion Resistant Steel Reinforcing in the Deck Slab of a Three Span Prestressed Girder Bridge
- Evaluation of a Bridge Constructed Using High Peformance Steel
- Performance Evaluation of Steel Bridges, Phase II (TR-493)
- Evaluation of a Three-Span, Prestressed Concrete Girder Bridge Constructed with FRP Components
- Monitoring Wind-Induced Vibrations/Stresses in a High Mast Lighting Tower (TR-518)
- Enhancement of Wisconsin DOT NDE Capabilities
- Remote Monitoring of Historic Covered Timber Bridges in Madison County for the Prevention of Arson and Vandalism
- Development and Implementation of Design Recommendations for the Minimization of Timber Deck Panel Differential Deflection
- Evaluation of a Steel Girder Bridge Strengthened Using Fiber Reinforced Polymer Plates
- Evaluation of the Effectiveness of Glued Laminated Helper Stringers
- Development of Acceptable Live Load Deflection Criteria for Various Timber Superstructure and Deck Types
- Impacts of Overweight Implements of Husbandry on Minnesota Roads and Bridges
- Health Monitoring of Bridge Structures and Components Using Smart-Structure Technology
- Monitoring and Evaluation of the Westbound Roadway of the Iowa River Bridge
- Evaluation of a Post-tension Strengthened Steel Girder Bridge Using FRP Rods/Strands
- Development of Abutment Design Standards for Local Bridge Designs
- Evaluation of Rammed Aggregate Piers for Highway Applications in Iowa Soils (TR-443)
- Acid Resistant Barrier for Portland Cement Concrete Manholes
- Joint System for Sulfur Lined Pipe
- Management of Rural Expressways for Improved Safety and Operational Performance
- Access and Corridor Management Support Program for Iowa, Phase I
- Food Product Demand Mapping
- Development of a Comprehensive Framework for Managing Decisions Regarding Highway Bypasses
- Business and Economic Impacts Assessment: Anoka County, Minnesota
- Investigation of the Impact of Rural Develoment on Secondary Road Systems (TR-548)
- Development of a Performance Measures-based Planning System (State Transportation Plan Update Assistance)
- Access Management at Major Intersections
- Access Management Plan for Des Moines MPO
- Roadway Alignments as Assets: Evaluating Alternatives for Valuing Major Highway Corridor Rights of Way
- I-394 Business Impacts Case Study
- Corridor Management Pilot Project, Phase I
- Clinton/Fulton Multimodal Bridge Study Economic Analysis
- Plan for the Mississippi River Trail in Iowa
- Process to Identify High Priority Corridors for Access Management Near Large Urban Areas in Iowa
- Access Management Research and Awareness Program Phase IV
- Development of a Comprehensive Access Management Plan and Training Program for Missouri
- Transportation and Land Use Awareness Program
- Research Support for the Missouri Legislative Forum on Transportation
- Missouri Legislative Forum Transportation Issues Report
- Access Management Awareness Program: Phase III
- Laboratory Study of Structural Behavior of Alternative Dowel Bars (Proj. 7)
- Field Evaluation of Elliptical Fiber Reinforced Polymer Dowel Performance (Proj. 5)
- Workshop on Research in FRP Composites in Concrete Construction
- Effects on Durability from Aging Exposure of Glass Composites
- Synthesis of Dowel Bar Research (HR-1080)
- Dowel Bar Optimization, Phases I and II
- Parametric Evaluation of Accelerated Aging Techniques for Fiber Composites for Structural Concrete
- Durability of FRP Materials in Accelerated and Modeled Concrete Environments
- Investigation of Glass Fiber Composite Dowel Bars for Highway Pavement Slabs
- Literature Review Related to the Potential Integration of Nano-Technology into a Smart Timber Bridge
- Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study
- Concrete Pavement Surface Characteristics (Proj. 15, Part 1)
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase I (Proj. 17)
- Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16)
- Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15)
- Go! Using an Online Magazine to Convey Real-World Math and Science Concepts Related to Transportation
- MN/DOT Office of Research Services Web Site Upgrades
- Remote Health Monitoring for Asset Management
- Bridge Deck Integrity Measurements for Asset Management
- Spatial Data Systems for Transportation Planning
- Computer-Aided Decision Support for Making Locational Decisions
- A Web-Based Implementation of Winter Maintenance Decision Support System (WMDSS) Using GIS and Remote Sensing
- Artificial Intelligence-Based Optimization of Management of Snow Removal
- Geotechnical Solutions For Soil Improvement, Rapid Embankment Construction, and Stabilization of the Pavement Working Platform
- Geotechnical Solutions for Soil Improvement, Rapid Embankment Construction, and Stabilization of the Pavement Working Platform
- Pervious Concrete Mix Design for Wearing Course Applications, Phase I
- Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas, Phase 2 (TR-566)
- Use of Ultra-High Performance Concrete in Geotechnical and Sub-structure Applications (TR-558)
- Design Guide for Improved Quality of Roadway Subgrades and Subbases (TR-525)
- Characterization of Unbound Materials (Soils/Aggregates) for Mechanistic-Empirical Pavement Design Guide
- Use of Ultra-High Performance Concrete in Geotechnical and Substructure Applications
- Measurements of Seasonal Changes and Spatial Variation in Pavement Subgrade Support Properties - a Link to Pavement Performance (TR-516)
- Development of Performance Properties of Ternary Mixes, Phase 1
- Evaluation of Intelligent Compaction Systems
- Demonstration of Integrated Pervious Pavement System for Management of Stormwater Quality and Quantity
- Field Evaluation of Compaction Monitoring Technology: Phase 2
- Mix Design Development for Pervious Concrete in Cold Weather Climates
- Optimization and Management of Materials in Earthwork Construction (TR-501)
- Innovative Solutions for Slope Stability Reinforcement and Characterization in Iowa Soils (TR-489)
- Investigation of Improved Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas (TR-503)
- Improving PCC Mix Consistency and Production by Mixing Improvements (TR-505, Proj. 11)
- Determination and Evaluation of Alternate Methods for Managing and Controlling Highway-Related Dust, Phase II (TR-506)
- Synthesis of Non-Destructive Testing Technologies for Geomaterial Applications
- A Pilot Study to Investigate the Use of Aggregate Screenings in Roadway Construction
- Iowa's Pervious Pavement Water Quality Project
- Collaborative Research: Strength of Clay Shale in Relation to Mineralogy, Micromorphology and Pore Water Chemistry
- Deicer Scaling Resistance of Concrete Pavements, Bridge Decks, and Other Structures Containing Slag Cement
- Materials and Mix Optimization Procedures for PCC Pavements (TR-484, Proj. 3)
- Improving PCC Mix Consistency and Production by Mixing Improvements (TR-505, Proj. 11)
- In Situ Detection Methods for Materials-Related Distress in Concrete Pavements: Phase II (HR-1081, Proj. 1)
- Performance Properties of Ternary Mixtures for Concrete Pavements: Scoping Study (Proj. 13)
- Testing Program for the Evaluation of Fly Ash Produced at Ottumwa Generating Station
- Iowa Fly Ash Affiliate Research Program
- In Situ Detection Methods for Materials-Related Distress in Concrete Pavements, Phase I (Proj. 1)
- Determine Initial Cause for Current Premature PCC Pavement Deterioration (TR-406)
- Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 1
- International Workshop on Sustainable Development and Concrete Technology
- Analysis of Nighttime Construction Activities and Impacts on Safety, Quality, and Productivity
- Construction Project Administration and Management for Mitigating Work Zone Accidents and Fatalities: An Integrated Risk Management Model
- Wet Reflective Pavement Marking Demonstration Project (TR-597)
- Low-Cost Strategies to Reduce Speed and Crashes on Curves
- Roadway Lighting and Safety: Phase II-Monitoring Quality, Durability, and Efficiency
- Pavement Markings Concept
- Evaluating the Effectiveness of Temporary Work Zone Pavement Marking Products
- Implementation and Operation of the Iowa Department of Transportation Pavement Management Optimization Model
- Minnesota Local Agency Pavement Marking Practices-Phase I
- PONTIS Implementation and Operation
- Pavement Marking Demonstration Project
- Pavement Markings and Safety
- Interstate System 4R Plan: An Asset Management Approach
- Local Agency Pavement Marking Plan
- PONTIS, Implementation and Operation: Iowa DOT and Counties, Phase III: Implementation and Operation
- Implementation of HERS-ST in Iowa and Development /Refinement of a National Training Program
- Iowa DOT Pavement Marking Management System: Research and Field Evaluation Assistance
- Developing a Rural and Urban Roadway Lighting Practical Design Guide for Iowa (TR 540)
- Implementation and Operation of the Iowa DOT Pavement Management Optimization Model
- Use of Functional Silos to Optimize Agency Decision Making
- Existing Pavement Input Information for the Mechanistic-Empirical Pavement Design Guide
- Validation of Pavement Performance Models for the Mechanistic-Empirical Pavement Design Guide
- PONTIS Implementation and Operation, Phase 5
- Planning, Developing and Implementing the Iowa Pavement Marking Management System (IPMMS)
- County Non-FAE Paved Road Condition: Data Collection, Summary, and Delivery, Phase I 2003-2005
- PONTIS, Phase 4
- Iowa Pavement Management Program, Phase X
- Pavement Management through Data Collection and Analysis
- Automated Pavement Condition Data: Analysis, Feasibility and Data Integration
- PONTIS Implementation and Operation, Phase II: Implementation
- Implementation of Iowa DOT Pavement Management Optimization Model, 2004
- Planning, Implementation and Operation of the IPMP, Phase IX
- Planning, Developing and Implementation of the Iowa Pavement Markings Management Program
- Development of a Method to Determine Pavement Damage Due to Detours (TR-470)
- Statistical Analysis of Highway Needs Condition Data: Manual vs Automated
- Planning, Implementation and Operation of the IPMP, Phase VIII
- Implementation of Iowa DOT Pavement Management Optimization Model, 2002
- Planning, Implementation and Operation of the IPMP, Phase VII
- Implementation of Iowa DOT Pavement Management Optimization Model, 2001
- PONTIS Implementation and Operation: Iowa DOT and Counties
- Implementation of Iowa DOT Pavement Management Optimization Model, 2000
- Planning, Implementation, and Operation of the IPMP, Phase VI: Proposal to develop the Implementation and Operation of the IPMP
- HWYNEEDS: Methodology, Analysis and Evaluation (TR-433)
- Local Agency Pavement Management System
- Planning, Implementation, and Operation of the Iowa DOT Pavement Management Program, Phase V: Proposal to Develop the Implementation and Operation of the IPMP
- Implementation of Iowa DOT Pavement Management Optimization Model, 1999
- Feasibility of Using Automated Distress Data in the County Need Study (TR-418)
- Iowa's Public Employees Leadership Academy
- Infrastructure Impacts of Iowa's Changing Economy (TR-593)
- Concrete Pavement Preservation and Rehabilitation
- An Investigation into the Development and Adoption of Technologies, Policies, and Methods for Improving Fleet Fuel Performance
- Thin Maintenance Surfaces, Phase 3: Municipal Streets and Low-Volume Rural Roads (TR-507)
- Algona Mill Truck Dispatching Automation
- Smart Wetlands Mitigation for Iowa Department of Transportation Projects
- Manual of Practice for Roadway Maintenance Workers (TR-514)
- Cost Comparison of Treatments Used to Maintain or Upgrade Aggregate Roads
- 3R Safety Course and Handbook
- Handbook of Simplified Practice for Traffic Studies (TR-455)
- Highway Maintenance Concept Vehicle, Phase I
- A Study on Speed Humps
- Intersection Collision Diagram Software
- Collision Diagram Software Evaluation
- Review and Update Accident Loss Reduction Factors
- Scenic Byways: Their Selection, Designation, Protection, and Safety
- Economic Analysis of Scenic Byways in Iowa, Kansas, Missouri, and Nebraska, final technical report
- Concrete Pavement Workforce References
- Iowa Traffic Safety Data Service
- A Transportation Safety Planning Tool for the City of Ames
- Location Tool Support for TraCS Location Tool States
- New Implementation of the Incident Location Tool
- Enhancements to the Incident Mapping and Analysis Tools (IMAT)
- Incident Location Tool Support for Iowa DOT
- Iowa Traffice Safety Data Service (ITSDS)
- Incident Location Tool Support for the Iowa Department of Transportation
- USRAP-Phase III
- Safety Data Improvement
- Safety Data Improvement
- Evaluation of 70 mph Speed Limit
- Weatherview: XML Data Structure & Maintenance
- US Road Assessment Program, Phases 1-3
- Safety Analysis of Low Volume Rural Roads in Iowa
- Geospatial safety analysis for highway curves and resurfacing projects
- Impact of Some Site-Specific Characteristics on the Success of the Signalization of High-Speed Intersections
- Development of a Device for Analysis of Portland Cement Concrete and Composite Pavements: Phase 1 Feasibility Study
- Assessment of Channelizing Device Effectiveness on High Speed/High Volume Roadways
- Development of a New Process for Determining Design Year Traffic Demands (TR-528)
- State Traffic Safety Engineers List
- Crash Mapping Analysis Tool for Minnesota DOT
- Crash Record Validation Study
- Cooperative Intersection Collision Avoidance System Benefit/Cost Analysis Tool
- Enhancements to the Iowa DOT Crash Mapping Analysis Tool (CMAT) Software
- Helikite-based Remote Monitoring Platform
- Guidelines for Removal of Traffic Control Devices in Rural Areas
- Safety Effectiveness of High-Speed Expressway Signals
- Incident Location Tool (ILT)
- Iowa Pavement Management Program, Phase X
- Development of Internet-based RWIS (Road Weather Information System) AWOS (Airport Weather Observation System) Information Delivery Tools (AKA Weatherview)
- Four-Lane to Three-Lane Analysis
- Incident Mapping and Analysis Tool (IMAT)
- Crash Mapping Analysis Tool (CMAT)
- Traffic Monitoring Program Planning with Remote Sensing
- Planning, Implementation and Operation of the IPMP, Phase IX
- Software Enhancements for the Crash Mapping and Analysis Tool
- City of West Des Moines Subarea Model
- Effectiveness of All-Red Clearance Time on Intersection Accidents and Violation Trends
- Application of Advanced Remote Sensing Technology to Asset Management
- Planning, Implementation and Operation of the IPMP, Phase VIII
- Angle Parking on Iowa's Low Volume Primary Extensions in Small Towns
- Iowa DOT Internet-Based Road Work Report
- Pedestrian Crossing Safety Technology Assessment
- Vendor Weather Forecast
- Development of an Advanced Traveler Information: Weatherview, Phase II: Enhancements; Phase III: Support
- GIS-ALAS TraCS Conversion Software
- Iowa DOT Linear Referencing System: Preliminary Linear Data Creation
- Planning, Implementation and Operation of the IPMP, Phase VII
- Comparison of LIDAR and Photogrammetry for Highway Planning and Design
- Comparison of LIDAR and Conventional Mapping Methods for Highway Corridor Studies
- Process to Identify High Priority Corridors for Access Management Near Large Urban Areas in Iowa
- Development of a Winter Road Conditions Reporting System
- Emergency Response Information System (ERIS)
- Origin Destination Model Estimation for I-235 Traffic Simulation Study
- Use of Remotely Sensed Data for Infrastructure Management, Access Management, and Inventory
- Paved Shoulders on Primary Highways in Iowa: An Analysis of Shoulder Surfacing Criteria, Costs, and Benefits
- Systematic Identification of High Crash Locations (TR-442)
- Remote Sensing to Support Linear Referencing Systems
- Geographic Information System-Based Accident Location and Analysis System (GIS-ALAS)
- Implementation of Iowa DOT Pavement Management Optimization Model, 2000
- Planning, Implementation, and Operation of the IPMP, Phase VI: Proposal to develop the Implementation and Operation of the IPMP
- Crash Outcome Data Evaluation System (CODES): An Evaluation of Medical Crash Costs
- GIS/TRANPLAN Enhancement Project
- The Development of a GIS-Based Crash Location Tool, Phase II
- Planning, Implementation, and Operation of the Iowa DOT Pavement Management Program, Phase V: Proposal to Develop the Implementation and Operation of the IPMP
- Implementation of GIS at the Iowa Department of Transportation
- Implementation of Iowa DOT Pavement Management Optimization Model, 1999
- Development of a GIS-based Crash location tool: Intelligent Crash Location Tool, Phase III
- GIS Support for the Iowa Department of Transportation (1999)
- Development of Training Materials for Federal Data Workbooks
- Geographic Information System (GIS) Database Development, Integration, and Maintenance for the Iowa Department of Transportation Maintenance Division
- GIS 1996-1998
- Coordination of Data Elements to support ISTEA Management Systems, Phase II, Statewide Implementation
- Statewide Transportation Planning Model and Methodology Development Program
- GIS Traffic Planning Tools
- Improved Employment Data For Transportation Planning
- Development of GIS Accident Location and Analysis Systems (GIS-ALAS), Phase I
- Coordination of Data Elements from the ISTEA Management Systems: Phase I
- GIS Technology Transfer of Transportation Modeling Environment to Local Agencies, Priority Technology Program of the FHWA
- Development of Applications for Interactive Transportation Planning GIS
- High-Speed Computing to Facilitate Real Time Analysis of Transportation Planning Alternatives
- A GIS-Based Travel Demand Modeling System for Supercomputing
- Needs Assessment: Traffic Data Storage, Processing, and Dissemination
- Investigation into Freezing-Thawing Durability of Low Permeability Concrete with and without Air Entraining Agent
- Improving Variability and Precision of AVA Test Results and Developing Rational Specification Limits
- Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phase 3
- Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 1
- Development of Updated Specifications for Roadway Rehabilitation Techniques
- Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas, Phase 2 (TR-566)
- Identification of Practices, Design, Construction, and Repair Using Trenchless Technology (TR-570)
- Design Guide for Improved Quality of Roadway Subgrades and Subbases (TR-525)
- Roadway Design Standards for Rural and Suburban Subdivisions (TR-549)
- Erosion and Sediment Control Training Workshops
- Design Guide and Construction Specifications for NPDES Site Runoff Control (TR-508)
- Economic, Operating, and Infrastructure Impacts of Concentrated Truck Transport Service and Designated Commercial Highway Networks
- Estimating Pavement Damage from Longer and Heavier Combination Vehicles
- Dynamic Simulation Methods for Evaluating Vehicle Configuration and Roadway Design
- Dynamic Simulation Methods for Evaluating Motor Vehicle and Roadway Design and Resolving Policy Issues
- Evaluation of 70 mph Speed Limit
- Impact of Some Site-Specific Characteristics on the Success of the Signalization of High-Speed Intersections
- Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 4
- Evaluation Framework for the Creation and Analysis of Integrated Spatially-referenced Driver-Crash Databases
- Spatial Scale of Clustering of Motor Vehicle Crash Types and Appropriate Countermeasures
- A Web-Based Implementation of Winter Maintenance Decision Support System (WMDSS) Using GIS and Remote Sensing
- Artificial Intelligence-Based Optimization of Management of Snow Removal
- Construction Project Administration and Management for Mitigating Work Zone Accidents and Fatalities: An Integrated Risk Management Model
- Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility
- Temporary Traffic Control and Enforcement of Traffic Laws in Closed Road Sections
- Measuring and Predicting Improvement in Project Management and Job Closeout Productivity from Implementing an Electronic Project Documentation Database
- Performance Effectiveness of Design-Build, Lane Rental, and A + B Contracting Techniques
- Rewriting Supervisory Training Program Unit 8: Managing the Project-The Supervisor's Role
- Assessing and evaluating water quality models for the development and implementation of TMDL in Iowa
- Development of Performance Properties of Ternary Mixtures: Laboratory Study on Concrete
- Alternative Calibration Method FO AASHTO T153
- Development of an Improved Agriculturally Based Deicing Product (TR-581)
- CP Road Map Administrative Support, Task 2
- Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual (Proj. 10)
- Temporary Speed Hump Impact Evaluation
- Durable, Cost Effective Pavement Marking Materials, Phase I (TR-454)
- Traffic Signal Inventory Project
- Effectiveness of Roadway Safety Improvements
- Development of Performance Properties of Ternary Mixtures: Laboratory Study on Concrete
- Development of Performance Properties of Ternary Mixes, Phase 1
- Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study
- Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16)
- Guidelines for County Engineering Decisions (TR-369)
- Recruiting and Retaining Women and Minorities in Public Sector Engineering Positions
- Value of County Engineers and Their Counterparts: Strategies to Expand the Shrinking Employment Pool
- Multimodal Investment Analysis Methodology, Phase II
- Multimodal Investment Analysis Methodology, Phase I
- Changing Role of Freight Transportation Modes and Intermodal Freight
- Using Scanning Lasers for Real-Time Pavement Thickness Measurement, Phase I (TR-538)
- Development of Object-Oriented Specifications for Iowa DOT and Urban Standards (TR-487)
- The Impact of Fuel Cells on Electrical Contractors
- Effect of Admixtures on Roller-Compacted Concrete Mixes
- Pervious Concrete Mix Design for Wearing Course Applications, Phase I
- Investigation into Freezing-Thawing Durability of Low Permeability Concrete with and without Air Entraining Agent
- Impact of Low-Shrinkage Mixes on Late-Age Random Cracking in Pavements with Use of Early-Entry Sawing (TR-587)
- Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 2
- Improving Variability and Precision of AVA Test Results and Developing Rational Specification Limits
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 3
- Development of Performance Properties of Ternary Mixes, Phase 1
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 2
- Material Thermal Input for Iowa Materials for the Mechanistic-Empirical Pavement Design Guide
- Testing Iowa Portland Cement Concrete Mixtures for the Mechanistic-Empirical Pavement Design Guide
- Materials and Mix Optimization Procedures for PCC Pavements (TR-484, Proj. 3)
- Mix Design Development for Pervious Concrete in Cold Weather Climates
- Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase I (Proj. 17)
- Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 1
- Improving PCC Mix Consistency and Production by Mixing Improvements (TR-505, Proj. 11)
- In Situ Detection Methods for Materials-Related Distress in Concrete Pavements: Phase II (HR-1081, Proj. 1)
- International Workshop on Sustainable Development and Concrete Technology
- Evaluation of Using Non-Corrosive Deicing Materials and Corrosion Reducing Treatments for Deicing Salts (TR-471)
- Performance Properties of Ternary Mixtures for Concrete Pavements: Scoping Study (Proj. 13)
- Portland Cement Concrete Patching Techniques vs. Performance and Traffic Delay
- Properties of Blended Cements for Concrete Pavements
- Development of Non-Clinker Cement for Environmental Hazard Reduction Using Cement Kiln Dust and Fly Ash
- Improved Pavement Curing Materials and Techniques: Part 2 (Phase III) (TR-479)
- Improved Pavement Curing Materials and Techniques: Part 1 (Phases I and II) (TR-451)
- Improving the Foundation Layers for Concrete Pavements
- Geotechnical Solutions for Soil Improvement, Rapid Embankment Construction, and Stabilization of the Pavement Working Platform
- Accelerated Implementation of Intelligent Compaction Technology for Embankment Subgrade Soils, Aggregate Base, and Asphalt Pavement Materials-US 69 Kansas
- Modified Sheet Pile Abutments for Low Volume Bridges (TR-568)
- Stabilization Procedures to Mitigate Edge Rutting for Granular Shoulders (TR 531), Phase 2
- Identification and Evaluation of Pavement - Bridge Interface Ride Quality Improvement and Corrective Strategies
- Intelligent Compaction for Evaluation of Geogrid Reinforced Base Material
- Design Guide for Improved Quality of Roadway Subgrades and Subbases (TR-525)
- Investigation of Soil Alternatives
- Measurements of Seasonal Changes and Spatial Variation in Pavement Subgrade Support Properties - a Link to Pavement Performance (TR-516)
- Performance Evaluation of Concrete Pavement Granular Subbase (TR-554)
- Embankment Quality, Phase 4: Application to Unsuitable Soils (TR-492)
- Investigation of Steel Stringer Bridges: Substructures and Superstructures (TR-522)
- Effective Shoulder Design and Maintenance (TR-531)
- Evaluation of Intelligent Compaction Systems
- Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials and HMA
- SGER: Soil-Structure Interaction of Bridge Columns in Frozen Environments
- Field Evaluation of Compaction Monitoring Technology: Phase 2
- Mix Design Development for Pervious Concrete in Cold Weather Climates
- Utilization of Coal Combustion By-Products in Civil Engineering Construction Applications
- Optimization and Management of Materials in Earthwork Construction (TR-501)
- Investigation of Improved Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas (TR-503)
- Full scale direct shear test on rammed aggregate piers
- Innovative Solutions for Slope Stability Reinforcement and Characterization in Iowa Soils (TR-489)
- Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 1
- Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction
- Numerical analysis of foundations supported by rammed aggregate piers
- Review of Stability Berm Alternatives for Environmentally Sensitive Areas
- A Pilot Study to Investigate the Use of Aggregate Screenings in Roadway Construction
- Synthesis of Non-Destructive Testing Technologies for Geomaterial Applications
- Soil Stabilization of Non-Uniform Subgrade Soils (TR-461, Proj. 4)
- Identification of the Best Practices for the Design, Construction, and Repair of Bridge Approach Sections (TR-481)
- Reuse of Lime Sludge from Water Softening in Road Construction and Other Applications
- Cost Comparison of Treatments Used to Maintain or Upgrade Aggregate Roads
- In-situ measurements of shear modulus of rammed aggregate piers using seismic reflection method
- Field Evaluation of Compaction Monitoring Technology, Phase 1 (TR-495)
- Determination of the Optimum Base Characteristics for Pavements (TR-482)
- The influence of lateral pre-stressing on shear strength and stiffness of soils
- Development of Abutment Design Standards for Local Bridge Designs
- Numerical Analysis of Geosynthetic-Reinforced Rammed Aggregate Pier-Supported Embankments
- Fly Ash Research
- A Numerical Investigation of Settlement Reduction in Widening of Road Embankments Using the Geopier and Geogrid Foundation Systems
- 2002 Fly Ash Program
- Finite Element Analysis of Tensar/Geopier Systems
- Constitutive modeling parameters of compacted aggregates
- Evaluation of Rammed Aggregate Piers for Highway Applications in Iowa Soils (TR-443)
- Embankment Quality, Phase 3 (TR-401)
- Iowa Fly Ash Affiliate Research Program
- Embankment Quality, Phase 1 (TR-401)
- Implementation of Concrete Pavement Preservation and PCC Surface Characteristics: Tire Pavement Noise Program
- Concrete Overlay Field Application Program-Part B
- Improving Concrete Overlay Construction (TR-600)
- Development of Updated Specifications for Roadway Rehabilitation Techniques
- Pervious Concrete Mix Design for Wearing Course Applications, Phase I
- Roadway Design Standards for Rural and Suburban Subdivisions (TR-549)
- Erosion and Sediment Control Training Workshops
- Demonstration of Integrated Pervious Pavement System for Management of Stormwater Quality and Quantity
- Concrete Pavement Surface Characteristics (Proj. 15, Part 1)
- Iowa Data Collection and Analysis for the 2005-2006 National Surface Characteristics Field Experiment Plan (TR-537)
- Iowa's Pervious Pavement Water Quality Project
- Investigation of Low Temperature Cracking in Asphalt Pavements
- Investigation of Warm-Mix Asphalt Using Iowa Aggregate (TR-599)
- Development of Non-Petroleum Based Binders for Use in Flexible Pavements (TR-594)
- Early Permeability Test for Asphalt Acceptance
- Development of Specifications for the Superpave Simple Performance Tests
- Development of New Test Procedures for Measuring Fine and Coarse Aggregate
- Laboratory Testing on HMA and Asphalt
- Evaluation of Lignin Derived from Agricultural Co-products as an Antioxidant in Asphalt (TR-577)
- Assessment of Iowa Climatic Data and Its Integration into the AASHTO Mechanistic-Empirical Pavement Design Procedure
- Testing Iowa Asphalt Mixtures for the AASHTO Mechanistic-Empirical Pavement Design Procedure
- Investigation of Electromagnetic Gauges for Determination of In-Place Density of HMA Pavements (TR-547)
- Impact of Increased Freight Traffic on Pavement Maintenance Costs
- Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment, Phase II (TR-555)
- Evaluation of Fine Aggregate Characteristics Tests and Their Relationship to HMA Performance
- Evaluation of the Buena Vista IBRD Bridge: A Furthering of Accelerated Bridge Construction in Iowa
- Preservation of Covered Bridges
- Evaluation of a Bridge Constructed with Ultra High Performance Concrete
- Field Evaluation of Methods to Minimize Transverse Glulam Deck Deflection, Phase 2
- Implementation and Evaluation of Smart Timber Bridge Concepts to Provide Continuous Structural Condition Assessment
- Evaluation of the 24th Street Bridge, Interstate 80/29, Council Bluffs, Iowa
- Validation of Structural Health Monitoring Damage Detection Algorithm
- Bridge Designs for Rapid Renewal
- Establishing a Dynamic Formula for Pile Design and Construction Control of Pile Driving (TR-584)
- 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
- Effective Structural Concrete Repair
- Madison County Bridge Evaluation
- Evaluation of a Bridge Constructed Using Accelerated Construction Practices
- Evaluation of FRP Temporary Bypass Bridge
- Feasibility Investigation of Segmentally Precast Bridge Piers for Accelerated Construction
- Laboratory and Field Testing and Evaluation of Precast Bridge Elements
- Development of Fatigue Design Procedures for Slender, Tapered Support Structures for Highway Signs, Luminaries, and Traffic Signals Subjected to Wind-Induced Excitation from Vortex Shedding and Buffeting
- Investigation of Steel Stringer Bridges: Substructures and Superstructures (TR-522)
- Field Evaluation of Timber Preservation Treatments for Iowa Highway Applications (IHRB-05-10)
- Evaluation of a Timber Bridge for the Secondary Road System Using FRP Reinforced Glulam Girders
- Evaluation of a Single-Span Steel-Girder Bridge Using a Steel-Free Deck System in Tama County
- Evaluation of a Prestressed Concrete Bridge Constructed using Ultra High-Performance Concrete
- Field Testing of Railroad Flatcar Bridges (TR-498)
- Evaluation of a Bridge Constructed Using High Peformance Steel
- Evaluation of Corrosion Resistant Steel Reinforcing in the Deck Slab of a Three Span Prestressed Girder Bridge
- Performance Evaluation of Steel Bridges, Phase II (TR-493)
- Evaluation of a Three-Span, Prestressed Concrete Girder Bridge Constructed with FRP Components
- Monitoring Wind-Induced Vibrations/Stresses in a High Mast Lighting Tower (TR-518)
- Development and Implementation of Design Recommendations for the Minimization of Timber Deck Panel Differential Deflection
- Remote Monitoring of Historic Covered Timber Bridges in Madison County for the Prevention of Arson and Vandalism
- Enhancement of Wisconsin DOT NDE Capabilities
- Evaluation of a Steel Girder Bridge Strengthened Using Fiber Reinforced Polymer Plates
- Evaluation of the Effectiveness of Glued Laminated Helper Stringers
- Impacts of Overweight Implements of Husbandry on Minnesota Roads and Bridges
- Development of Acceptable Live Load Deflection Criteria for Various Timber Superstructure and Deck Types
- Health Monitoring of Bridge Structures and Components Using Smart-Structure Technology
- Monitoring and Evaluation of the Westbound Roadway of the Iowa River Bridge
- Evaluation of a Post-tension Strengthened Steel Girder Bridge Using FRP Rods/Strands
- Development of Abutment Design Standards for Local Bridge Designs
- Maintenance, Repair, and Rehabilitation of Low Volume Road Bridges
- Development of Bridge Load Testing for Load Evaluation (TR-445)
- Retrofit Methods of Distortion Cracking Problems in Plate Girder Bridges (TR-436)
- Demonstration Project Using Railroad Flat Cars for Low Volume Road Bridges
- NCHRP Project 20-5, Topic 32-08 "Cost Effective Structures for Off-System Bridges"
- Alternative Solutions to Meet the Service Needs of Low Volume Bridges in Iowa (TR-452)
- Development of Modeling Preprocessors and Postprocessors for Evaluation of Timber Bridges
- Field and Laboratory Evaluation of Precast Concrete Bridges
- Feasibility of Using Railroad Flat Cars for Low Volume Road Bridges
- Preventing Cracking at Diaphragm/Plate Girder Connections in Steel Bridges (TR-393)
- Field Testing and Evaluation of Three Rehabilitated Timber Railroad Bridges
- Dynamic Performance of Timber Bridges
- Research Needs Study for Wood Transportation Structures
- Development of Design Criteria for Longitudinal Glued Laminated Timber Deck Bridges
- Behavior of Longitudinal Glued Laminated Timber Deck Bridges
- Performance Evaluation of Steel Bridges, Phase II (TR-493)
- Development of Acceptable Live Load Deflection Criteria for Various Timber Superstructure and Deck Types
- Evaluation of the Effectiveness of Glued Laminated Helper Stringers
- Monitoring and Evaluation of the Westbound Roadway of the Iowa River Bridge
- Retrofit Methods of Distortion Cracking Problems in Plate Girder Bridges (TR-436)
- Development of Bridge Load Testing for Load Evaluation (TR-445)
- Testing Components of New Grain Bin Design
- Field Testing and Evaluation of Three Rehabilitated Timber Railroad Bridges
- Dynamic Performance of Timber Bridges