Completed Research

Please note that not all completed projects have online reports. To see only projects with online reports, please see research with online reports.

Synthesis Study: Effectiveness of Safety Corridor Programs in Region 7 States, July 31, 2008
Impact of Some Site-Specific Characteristics on the Success of the Signalization of High-Speed Intersections, June 1, 2008
Road Safety Audit for US 52 in Dubuque County from IA 136 to the NCL of Dubuque, June 1, 2008
Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility, June 1, 2008
Evaluation of Elliptical Steel Dowel Performance, May 18, 2008
Evaluation of Lignin Derived from Agricultural Co-products as an Antioxidant in Asphalt (TR-577), April 30, 2008
Developing a Rural and Urban Roadway Lighting Practical Design Guide for Iowa (TR 540), March 31, 2008
Performance Measures for Snow and Ice Control Operations, March 31, 2008
Winter Weather Severity Index Enhancements, February 1, 2008
Minnesota Interstate Truck Parking Study, January 30, 2008
Appropriate Traffic Calming Techniques for Small Iowa Communities (TR-523), December 31, 2007
Asset Management Strategies to Mitigate Freeway Work Zone Congestion, December 31, 2007
Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 4, December 31, 2007
Development of Performance Properties of Ternary Mixes, Phase 1, December 31, 2007
The Effectiveness of Iowa's Automated Red Light Running Enforcement Programs (RLR, Phase 2), December 31, 2007
Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phase 3, December 31, 2007
Updated Rule on Safety and Mobility, December 31, 2007
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, November 30, 2007
Development of a Device for Analysis of Portland Cement Concrete and Composite Pavements: Phase 1 Feasibility Study, October 31, 2007
Embankment Quality, Phase 4: Application to Unsuitable Soils (TR-492), October 31, 2007
Field Evaluation of Timber Preservation Treatments for Iowa Highway Applications (IHRB-05-10), October 31, 2007
Investigation of Steel Stringer Bridges: Substructures and Superstructures (TR-522), October 31, 2007
Evaluation of Iowas Graduated Drivers Licensing Program, September 1, 2007
Concrete Pavement Surface Characteristics (Proj. 15, Part 2), August 31, 2007
Temporary Traffic Control and Enforcement of Traffic Laws in Closed Road Sections, August 28, 2007
Flexible Start/Fixed Duration Contracting for Construction of Transportation Projects: A Case Study of the Paseo Bridge, July 31, 2007
Implementation and Operation of the Iowa DOT Pavement Management Optimization Model, July 31, 2007
Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 2, July 31, 2007
Assessment of Channelizing Device Effectiveness on High Speed/High Volume Roadways, July 30, 2007
Effective Shoulder Design and Maintenance (TR-531), June 30, 2007
An Investigation into the Development and Adoption of Technologies, Policies, and Methods for Improving Fleet Fuel Performance, June 30, 2007
Investigation of Methodologies Used by Less-Than-Truckload (LTL) Motor Carriers to Determine Fuel Surcharges, June 30, 2007
Managing Early Adoption of Biodiesel by Commercial Fleets, June 30, 2007
Material Thermal Input for Iowa Materials for the Mechanistic-Empirical Pavement Design Guide, June 30, 2007
Optimization of Intermodal Logistics Operations in Disaster Planning, June 30, 2007
Prefabricated Elements Case Study, June 30, 2007
Synthesis of Energy Efficiency in Street Lighting, June 30, 2007
Synthesis of Practices for Mitigating the Impact of Work Zones on Traffic, June 30, 2007
Use of Functional Silos to Optimize Agency Decision Making, June 30, 2007
Evaluation of Long Term Field Performance of Cold In-Place Recycled Roads (TR-502), May 31, 2007
An Integral Abutment Bridge with Precast Concrete Piles (TR-438), May 31, 2007
Investigation of Electromagnetic Gauges for Determination of In-Place Density of HMA Pavements (TR-547), May 31, 2007
Roadway Design Standards for Rural and Suburban Subdivisions (TR-549), May 31, 2007
Thin Maintenance Surfaces, Phase 3: Municipal Streets and Low-Volume Rural Roads (TR-507), May 31, 2007
Development of a New Process for Determining Design Year Traffic Demands (TR-528), April 30, 2007
Development of an Improved integral Abutment-to-Approach Slab Connection, April 30, 2007
Erosion and Sediment Control Training Workshops, April 30, 2007
Evaluation of Intelligent Compaction Systems, April 30, 2007
Secondary Accident Data Fusion for Assessing Long-Term Performance of Transportation Systems, March 31, 2007
State Traffic Safety Engineers List, March 31, 2007
Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials and HMA, February 28, 2007
Evaluation of Virtual Reality Snowplow Simulator Training, January 31, 2007
Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study, January 31, 2007
Business and Economic Impacts Assessment: Anoka County, Minnesota, December 31, 2006
Algona Mill Truck Dispatching Automation, November 30, 2006
An Integrated Systems Approach to the Development of Winter Maintenance / Management Systems, November 30, 2006
Iowa DOT ITS Operations Manual, November 30, 2006
Nondestructive Evaluation of Iowa Pavements, Phase 1, November 30, 2006
Smart Wetlands Mitigation for Iowa Department of Transportation Projects, November 30, 2006
Using Digital Video Analysis to Monitor Driver Behavior at Intersections, November 30, 2006
Performance Evaluation of Rubblized Pavements in Iowa, October 31, 2006
Evaluation of Composite Pavement Unbonded Overlays: Phase III (TR-478, HR-1093, Proj. 2), August 31, 2006
Crash Record Validation Study, August 31, 2006
Safety Impacts of Pavement Edge Dropoffs, August 1, 2006
Concrete Pavement Surface Characteristics (Proj. 15, Part 1), July 31, 2006
Field Testing of Railroad Flatcar Bridges (TR-498), July 31, 2006
Southeast Michigan Local Road Concrete Road Durability Study, July 31, 2006
Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets (TR-466), June 30, 2006
Manual of Practice for Roadway Maintenance Workers (TR-514), June 30, 2006
Using Scanning Lasers for Real-Time Pavement Thickness Measurement, Phase I (TR-538), June 1, 2006
Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 3, May 31, 2006
Enhancements to the Iowa DOT Crash Mapping Analysis Tool (CMAT) Software, May 31, 2006
Evaluation of a Bridge Constructed Using High Peformance Steel, May 31, 2006
Evaluation of Corrosion Resistant Steel Reinforcing in the Deck Slab of a Three Span Prestressed Girder Bridge, May 31, 2006
Development of a Performance Measures-based Planning System (State Transportation Plan Update Assistance), May 15, 2006
US Road Assessment Program, May 1, 2006
Laboratory Study of Structural Behavior of Alternative Dowel Bars (Proj. 7), April 30, 2006
Performance Evaluation of Steel Bridges, Phase II (TR-493), April 30, 2006
Field Evaluation of Compaction Monitoring Technology: Phase 2, March 31, 2006
Iowa Data Collection and Analysis for the 2005-2006 National Surface Characteristics Field Experiment Plan (TR-537), March 31, 2006
SHRP-II Revision, NCHRP Project 20-58(04)A, March 28, 2006
Materials and Mix Optimization Procedures for PCC Pavements (TR-484, Proj. 3), March 1, 2006
Evaluation of Transverse Joint Forming Methods in PCC Pavement (TR-532), February 28, 2006
Mix Design Development for Pervious Concrete in Cold Weather Climates, February 1, 2006
Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase I (Proj. 17), January 31, 2006
Synthesis of Procedures to Forecast and Monitor Work Zone Safety and Mobility Impacts, January 31, 2006
County Non-FAE Paved Road Condition: Data Collection, Summary, and Delivery, Phase I 2003-2005, December 31, 2005
I-90 Corridor Study, December 31, 2005
Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16), December 31, 2005
Innovative Solutions for Slope Stability Reinforcement and Characterization in Iowa Soils (TR-489), December 31, 2005
Investigation of Improved Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas (TR-503), December 31, 2005
PONTIS, Phase 4, December 31, 2005
Appointment Systems for Inland Waterway Traffic Control, November 30, 2005
Design Guide and Construction Specifications for NPDES Site Runoff Control (TR-508), November 30, 2005
Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual (Proj. 10), November 30, 2005
Self-Consolidating Concrete--Applications for Slip Form Paving, Phase 1, November 30, 2005
Guidelines for Removal of Traffic Control Devices in Rural Areas, October 31, 2005
Iowa Produce Market Potential Calculator, October 31, 2005
Rehabilitation of Concrete Pavements Utilizing Rubblization and Crack and Seat Methods (TR-473), October 31, 2005
School Zone Safety Handbook, October 31, 2005
Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements (TR-511, Proj. 6), September 30, 2005
Improving PCC Mix Consistency and Production by Mixing Improvements (TR-505, Proj. 11), September 30, 2005
Incident Mapping Analysis Tool: Oracle Database Interface, August 31, 2005
In Situ Detection Methods for Materials-Related Distress in Concrete Pavements: Phase II (HR-1081, Proj. 1), August 31, 2005
Safety Effectiveness of High-Speed Expressway Signals, August 31, 2005
Access Management and Corridor Management Training, August 15, 2005
Incident Location Tool (ILT), July 31, 2005
Integration of Road Weather Information with Traffic Data, July 31, 2005
Development of Internet-based RWIS (Road Weather Information System) AWOS (Airport Weather Observation System) Information Delivery Tools (AKA Weatherview), June 30, 2005
Field Evaluation of Elliptical Fiber Reinforced Polymer Dowel Performance (Proj. 5), June 30, 2005
Field Testing of Integral Abutments (HR-399), June 30, 2005
Four-Lane to Three-Lane Analysis, June 30, 2005
Implementing the Mechanistic-Empirical Pavement Design Guide (TR-509), June 30, 2005
Review of Stability Berm Alternatives for Environmentally Sensitive Areas, June 15, 2005
Investigation of User Costs and Benefits of Winter Road Closures, June 1, 2005
Trucks and Twin Cities Traffic Management, June 1, 2005
Developing an Effective Construction Training Program for American Supervisors and Hispanic Craft Workers, Phase 2, May 31, 2005
Safety Impacts of Street Lighting at Isolated Rural Intersections, Part II, May 31, 2005
Synthesis of Non-Destructive Testing Technologies for Geomaterial Applications, May 31, 2005
Measuring Pavement Profile at the Slip-Form Paver (TR-512, Proj. 12), May 1, 2005
Soil Stabilization of Non-Uniform Subgrade Soils (TR-461, Proj. 4), April 30, 2005
International Workshop on Sustainable Development and Concrete Technology, April 1, 2005
Iowa's Pervious Pavement Water Quality Project, March 31, 2005
Incident Mapping and Analysis Tool (IMAT), February 28, 2005
Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15), February 13, 2005
Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment (TR-483), January 31, 2005
Crash Mapping Analysis Tool (CMAT), December 31, 2004
Evaluation of Different Methods to Calculate Heavy-Truck VMT, December 31, 2004
Identification of the Best Practices for the Design, Construction, and Repair of Bridge Approach Sections (TR-481), December 31, 2004
Impacts of Overweight Implements of Husbandry on Minnesota Roads and Bridges, December 31, 2004
Incident Location Tool Support for South Dakota DOT, December 31, 2004
In-Pavement Pedestrian Flasher Evaluation, Cedar Rapids, Iowa, December 31, 2004
Safety Data Collection and Analysis Software Support for New York State Police, November 30, 2004
Cost Comparison of Treatments Used to Maintain or Upgrade Aggregate Roads, September 30, 2004
Development of New Strategies for Locating Safety Improvements Candidate Locations, September 30, 2004
Health Monitoring of Bridge Structures and Components Using Smart-Structure Technology, September 30, 2004
Iowa Drainage Law Manual (TR-497), September 30, 2004
PONTIS Implementation and Operation, Phase II: Implementation, September 30, 2004
Two-Lift Concrete Pavements to Meet Public Needs (Proj. 8), September 30, 2004
Access Management Plan for Des Moines MPO, September 1, 2004
Impact of Left-Turn Phasing on Older and Younger Drivers at High-Speed Signalized Intersections, August 30, 2004
Alternatives to Truck Engine Idling, June 30, 2004
Implementation of Iowa DOT Pavement Management Optimization Model, 2004, June 30, 2004
Statewide Urban Standard Design & Specifications, June 30, 2004
Development of Object-Oriented Specifications for Iowa DOT and Urban Standards (TR-487), May 31, 2004
Planning, Implementation and Operation of the IPMP, Phase IX, May 31, 2004
Traffic Monitoring Program Planning with Remote Sensing, May 31, 2004
Traffic Monitoring Program Plannning with Remote Sensing, Phase II, May 14, 2004
Evaluation of Using Non-Corrosive Deicing Materials and Corrosion Reducing Treatments for Deicing Salts (TR-471), April 30, 2004
Software Enhancements for the Crash Mapping and Analysis Tool, April 30, 2004
Steel Diaphragms in Prestressed Concrete Girder Bridges (TR-424), April 30, 2004
Attributes of Good In-Service Concrete Pavements (Proj. 9), March 31, 2004
City of West Des Moines Subarea Model, March 31, 2004
Incident Location Tool Support for Florida State University, March 31, 2004
Performance Properties of Ternary Mixtures for Concrete Pavements: Scoping Study (Proj. 13), March 31, 2004
Rural Expressway Intersection Synthesis of Practice and Crash Analysis, March 31, 2004
Smooth, Quiet, Safe Concrete Pavements: Scoping Study (Proj. 14), March 31, 2004
Development of a Method to Determine Pavement Damage Due to Detours (TR-470), March 3, 2004
Effectiveness of All-Red Clearance Time on Intersection Accidents and Violation Trends, February 28, 2004
Field Evaluation of Compaction Monitoring Technology, Phase 1 (TR-495), February 28, 2004
Determination of the Optimum Base Characteristics for Pavements (TR-482), February 14, 2004
Evaluating Speed Differences between Passenger Vehicles and Heavy Trucks for Transportation-related Emissions Modeling, January 31, 2004
Portland Cement Concrete Patching Techniques vs. Performance and Traffic Delay, January 15, 2004
Conducting Introductory Literature Searches for the Iowa Highway Research Board (TR-468), December 31, 2003
Coordination of Transit and School Busing in Iowa, December 31, 2003
Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 1, December 31, 2003
Evaluation of Racial Differences in Seat Belt and Child Restraint Use: A Review of Current Literature, December 31, 2003
Monitoring and Evaluation of the Westbound Roadway of the Iowa River Bridge, December 31, 2003
Stringless Concrete Paving (TR-490), December 31, 2003
Evaluation of Weather Forecasting Services for the Iowa Department of Transportation, November 30, 2003
Evaluation of a Post-tension Strengthened Steel Girder Bridge Using FRP Rods/Strands, October 31, 2003
Properties of Blended Cements for Concrete Pavements, September 30, 2003
Statistical Analysis of Highway Needs Condition Data: Manual vs Automated, September 30, 2003
Corridor Management Pilot Project, Phase I, August 31, 2003
Deploying the Maintenance Decision Support System (MDSS) in Iowa, August 31, 2003
An Investigation of Business Opportunites in Mexico, August 15, 2003
Application of Advanced Remote Sensing Technology to Asset Management, July 31, 2003
Clinton/Fulton Multimodal Bridge Study Economic Analysis, July 31, 2003
Incident Location Tool Support for Delaware State Police, July 31, 2003
Demonstration and Field Evaluation of Alternative Portland Cement Concrete Pavement Reinforcement Materials (HR-1069), June 30, 2003
Highway Maintenance Concept Vehicle: A Business Case for Winter Maintenance Technology Applications, June 30, 2003
Planning, Implementation and Operation of the IPMP, Phase VIII, May 31, 2003
Implementation of Iowa DOT Pavement Management Optimization Model, 2002, April 30, 2003
Detailed Planning for Research on Accelerating the Renewal of America's Highways, March 15, 2003
Interim Planning Activities for Future Strategic Highway Research Program: Study 1 Detailed Planning for Research on Accelerating the Renewal of America's Highways ("Renewal"), February 15, 2003
Thin Maintenance Surfaces, Phase 2 with Guidelines for Winter Maintenance on Thin Maintenance Surfaces (TR-435), January 31, 2003
Angle Parking on Iowa's Low Volume Primary Extensions in Small Towns, January 1, 2003
3R Safety Course and Handbook, December 31, 2002
Effectiveness of Extra Enforcement in Construction and Maintenance Work Zones--Midwest States Smart Work Zone Deployment Initiative: Year 4, December 31, 2002
Improving Efficiency of Transportation Projects Using Laser Scanning, December 31, 2002
Iowa DOT Internet-Based Road Work Report, December 31, 2002
Pedestrian Crossing Safety Technology Assessment, December 31, 2002
Road Equipment Procurement and Utilization Study, December 31, 2002
Work Zone Speed Advisory System--Midwest States Smart Work Zone Deployment Initiative: Year 4, December 31, 2002
Temporary Speed Hump Impact Evaluation, December 14, 2002
Synthesis of Best Practices for Increasing Protection and Visibility of Highway Maintenance Vehicles and Workers (TR-475), October 31, 2002
Vendor Weather Forecast, October 31, 2002
Integration of Existing and Identification of Future Data Sources for Improved Intersection Safety Analysis, October 30, 2002
Development of an Advanced Traveler Information: Weatherview, Phase II: Enhancements; Phase III: Support, September 30, 2002
GIS-ALAS TraCS Conversion Software, September 30, 2002
Improved Pavement Curing Materials and Techniques: Part 2 (Phase III) (TR-479), September 30, 2002
Improved Pavement Curing Materials and Techniques: Part 1 (Phases I and II) (TR-451), September 30, 2002
Plan for the Mississippi River Trail in Iowa, September 30, 2002
Development of Bridge Load Testing for Load Evaluation (TR-445), August 31, 2002
Retrofit Methods of Distortion Cracking Problems in Plate Girder Bridges (TR-436), August 31, 2002
Traffic Control Strategies in Work Zones with Edge Drop-Offs, August 31, 2002
Synthesis of Dowel Bar Research (HR-1080), August 15, 2002
Iowa DOT Linear Referencing System: Preliminary Linear Data Creation, July 31, 2002
Development of a GIS-based Crash Location Tool - FY02 Location Tool Implementation and Agency Support, June 30, 2002
Evaluation of Composite Pavement Unbonded Overlays, Phases I and II (TR-478, Proj. 2), June 30, 2002
Evaluation of Rammed Aggregate Piers for Highway Applications in Iowa Soils (TR-443), June 30, 2002
Implementation of Iowa DOT Pavement Management Optimization Model, 2001, June 30, 2002
In Situ Detection Methods for Materials-Related Distress in Concrete Pavements, Phase I (Proj. 1), June 30, 2002
Planning, Implementation and Operation of the IPMP, Phase VII, June 30, 2002
Highway Maintenance Concept Vehicle, Phase IV, May 31, 2002
Iowa Flagger Handbook and Training Video, May 31, 2002
Technology Transfer of As-Built and Preliminary Surveys by Total Station GPS, Video Logging, and Laser Scanning (TR-446), May 31, 2002
Evaluation of the Iowa DOT's Safety Improvement Candidate List Process, May 20, 2002
Comparison of LIDAR and Photogrammetry for Highway Planning and Design, May 15, 2002
Comparison of LIDAR and Conventional Mapping Methods for Highway Corridor Studies, May 14, 2002
Embankment Quality, Phase 3 (TR-401), March 31, 2002
Handbook of Simplified Practice for Traffic Studies (TR-455), March 31, 2002
Process to Identify High Priority Corridors for Access Management Near Large Urban Areas in Iowa, March 31, 2002
Automated Bridge De-icing Pilot Project, December 31, 2001
Development of a Winter Road Conditions Reporting System, December 31, 2001
Fluorescent Yellow-green Backing/border for Work Zone Signs--Midwest States Smart Work Zone Deployment Initiative Year 3:, December 31, 2001
Iowa Tribal Consultation Process: State of Iowa Tribal Summit and Field Workshop, December 31, 2001
Low Water Stream Crossings in Iowa (TR-453), December 31, 2001
MN/DOT Office of Research Services Web Site Upgrades, December 31, 2001
PONTIS Implementation and Operation: Iowa DOT and Counties, December 31, 2001
Dowel Bar Optimization, Phases I and II, October 1, 2001
Community Outreach Partnership Center (COPC), September 30, 2001
Emergency Response Information System (ERIS), September 30, 2001
Proceedings of the State of Iowa Tribal Summit, September 1, 2001
Communicating Highway Safety: What Works, August 15, 2001
Access Management Research and Awareness Program Phase IV, June 30, 2001
The Development of a GIS-Based Crash Location Tool Location Tool Implementation and Local Agency Support, June 30, 2001
Durable, Cost Effective Pavement Marking Materials, Phase I (TR-454), June 30, 2001
Geographic Information System-Based Accident Location and Analysis System (GIS-ALAS), June 30, 2001
GPS to LRM: Integration of Spatial Point Features with Linear Referencing Methods, June 30, 2001
Guidelines for the Conversion of 4-lane Undivided Roadways to 3-lane 2-way Left-turn Lane Facilities, June 30, 2001
Origin Destination Model Estimation for I-235 Traffic Simulation Study, June 30, 2001
Paved Shoulders on Primary Highways in Iowa: An Analysis of Shoulder Surfacing Criteria, Costs, and Benefits, June 30, 2001
Remote Sensing to Support Linear Referencing Systems, June 30, 2001
Systematic Identification of High Crash Locations (TR-442), June 30, 2001
Use of Remotely Sensed Data for Infrastructure Management, Access Management, and Inventory, June 30, 2001
Use of Remote Sensing to Identify Access Elements for Safety Analysis (Remote Sensing in Transportation Yr 1, Project 2), June 20, 2001
Implementation of Iowa DOT Pavement Management Optimization Model, 2000, April 30, 2001
Iowa Guide and Reference Manual for Traffic Control Devices and Pavement Markings (TR-441), April 30, 2001
Highway Maintenance Concept Vehicle, Phase III, February 28, 2001
The Development of a GIS-Based Crash Location Tool, Phase V: GIS Incident Location Tool Implementation and Local Agency Support, December 31, 2000
Methods to Reduce Traffic Speed in High Pedestrian Areas, December 31, 2000
Planning, Implementation, and Operation of the IPMP, Phase VI: Proposal to develop the Implementation and Operation of the IPMP, December 31, 2000
Traffic Safety & Engineering Informational Series, December 31, 2000
Traffic Signal Inventory Project, December 31, 2000
Determine Initial Cause for Current Premature PCC Pavement Deterioration (TR-406), November 30, 2000
Development of Materials Training Course for Technicians (TR-416), November 30, 2000
Effectiveness of Roadway Safety Improvements, November 30, 2000
HWYNEEDS: Methodology, Analysis and Evaluation (TR-433), October 31, 2000
Crash Outcome Data Evaluation System (CODES): An Evaluation of Medical Crash Costs, September 30, 2000
Impact of Deck Cracking, Phase II (TR-405), September 30, 2000
Development of a Comprehensive Access Management Plan and Training Program for Missouri, August 31, 2000
A Laboratory Investigation into the Effects of Aggregate-Related Factors of Critical VMA in Asphalt Paving Mixtures (TR-415), August 31, 2000
Transportation and Land Use Awareness Program, August 31, 2000
Evaluation of Automated Enforcement of Traffic Signal Violations in Iowa, June 30, 2000
GIS/TRANPLAN Enhancement Project, June 30, 2000
Weigh-in-Motion Project and Handbook, June 30, 2000
Local Agency Pavement Management System, May 31, 2000
Mobility and Safety Impacts of Winter Storm Events in a Freeway Environment (TR-426), May 31, 2000
Evaluation of Work Zone Speed Reduction Measures, February 29, 2000
Field Demonstration Project: Reclaimed Fly Ash as Select Fill Under P.C.C. Pavements (TR-425), February 28, 2000
Embankment Quality, Phase 2 (TR-401), January 31, 2000
Commercial Vehicle Parking, December 31, 1999
The Development of a GIS-Based Crash Location Tool, Phase II, December 31, 1999
Implementation of GIS at the Iowa Department of Transportation, December 31, 1999
Implementation of Iowa DOT Pavement Management Optimization Model, 1999, December 31, 1999
Integrated Intelligent Transportation Systems and Services Deployment Plan, December 31, 1999
Planning, Implementation, and Operation of the Iowa DOT Pavement Management Program, Phase V: Proposal to Develop the Implementation and Operation of the IPMP, December 31, 1999
Response of Iowa Pavements to Heavy Agricultural Loads (HR-1075), December 31, 1999
Development of a GIS-based Crash location tool: Intelligent Crash Location Tool, Phase III, December 30, 1999
GIS Support for the Iowa Department of Transportation (1999), December 1, 1999
Measuring the Public Value of Aesthetic Considerations, November 30, 1999
Prepare a Project Plan for Joplin East Bound Weigh Station Electronic Screening Prototype and Prototype Test,Task Order 7, November 1, 1999
Research Support for the Missouri Legislative Forum on Transportation, October 31, 1999
Missouri Legislative Forum Transportation Issues Report, October 1, 1999
Work Zone Simulation Model, September 1, 1999
A Commemorative History of the Iowa Highway Research Board (TR-423), August 30, 1999
Electronic Reference Library, Phase 1, August 1, 1999
Traffic Management Strategies for Merge Areas in Rural Interstate Work Zones, July 1, 1999
Thin Maintenance Surfaces (Amendment 14), February 28, 1999
Development of Training Materials for Federal Data Workbooks, December 31, 1998
Geographic Information System (GIS) Database Development, Integration, and Maintenance for the Iowa Department of Transportation Maintenance Division, December 31, 1998
Planning, Implementation, and Operation of a Statewide Pavement Management System, Phase IV, December 31, 1998
Coordination of Data Elements to support ISTEA Management Systems, Phase II, Statewide Implementation, December 1, 1998
GIS 1996-1998, December 1, 1998
Statewide Transportation Planning Model and Methodology Development Program, December 1, 1998
Commercial Concepts for New Interstate Rest Areas,Task Order 6, October 31, 1998
Feasibility of Using Automated Distress Data in the County Need Study (TR-418), October 31, 1998
Simulation and Analysis of Arterial Traffic Operations Along the US 61 Corridor in Burlington, Iowa, October 31, 1998
Iowa Infrastructure Management Information System Pilot Project, October 1, 1998
Conducting Activities to Strengthen Statewide Geographic Information Coordination Mechanisms in Iowa, September 30, 1998
GIS Traffic Planning Tools, August 31, 1998
Multimodal Investment Analysis Methodology, Phase I, August 31, 1998
Multimodal Investment Analysis Methodology, Phase II, August 31, 1998
Advantage I-75 Mainline Automated Clearance System Final Evaluation Report, August 1, 1998
Traffic Management Strategies for Merge Areas in Construction Detours (Addendum 12), July 31, 1998
Highway Maintenance Concept Vehicle, Phase I, June 30, 1998
Improved Employment Data For Transportation Planning, June 30, 1998
Upper Mississippi River/Illinois Waterway Navigation Study, June 30, 1998
Preventing Cracking at Diaphragm/Plate Girder Connections in Steel Bridges (TR-393), June 1, 1998
Access Management Awareness Program: Phase III, May 31, 1998
Midwest Multi-state One-Stop Electronic Purchase of Motor Carrier Credentials, May 31, 1998
Embankment Quality, Phase 1 (TR-401), April 30, 1998
Regional Champion for the Midwest Region Mainstreaming Program (Task Order 3), April 30, 1998
Comprehensive Quality Incentive Program for Portland Cement Concrete Paving (TR-403), April 15, 1998
Impact of Deck Cracking on Durability, Phase I (TR-405), April 14, 1998
Evaluation of Information Technology to Support Distance Sharing and Learning, March 31, 1998
Access Management Awareness Program Work Plan for Phase II (Amendment 1) (TR-402), December 31, 1997
Automated Data Acquisition of Roadside Features, December 31, 1997
Development of GIS Accident Location and Analysis Systems (GIS-ALAS), Phase I, December 31, 1997
Validation of Relationship of Cognitive Skills Losses to Driving Performance, December 1, 1997
Des Moines ITS Early Deployment, September 30, 1997
A Study on Speed Humps, September 1, 1997
Guidelines for County Engineering Decisions (TR-369), July 31, 1997
Iowa Access Management Awareness, July 31, 1997
Alternative Approaches to Providing Passenger Transportation in Low Density Cities: The Case of Council Bluffs, July 1, 1997
Environmental Justice & Transportation Investment Policy, July 1, 1997
Intersection Collision Diagram Software, June 30, 1997
Collision Diagram Software Evaluation, June 1, 1997
Coordination of Data Elements from the ISTEA Management Systems: Phase I, June 1, 1997
National Governors' Association Study of Public Sector Costs and Benefits of ITS/CVO, May 31, 1997
Support for High Accuracy Referencing Network, February 28, 1997
Greenhouse Gas Action Plan for the Transportation Sector in Iowa, January 1, 1997
Planning for Parking, January 1, 1997
Travel Time Estimation on Urban Arterials Using Loop Detector Data, January 1, 1997
Evaluation of I-80 Aluminum Girder Bridge, December 31, 1996
GIS Technology Transfer of Transportation Modeling Environment to Local Agencies, Priority Technology Program of the FHWA, December 1, 1996
Performance-Based Standards for Potential Size and Weight Regulation in the United States, October 31, 1996
Interstate Cooperation for Implementation of ITS/CVO Functions: Institutional Opportunities and Barriers, September 30, 1996
Choosing Smart Technologies: A Guide for Busy Rural Paratransit Operators, September 1, 1996
The Potential of Steering Wheel Information to Detect Driver Drowsiness and Associated Lane Departure, September 1, 1996
Development of a Systems Architecture for Nationwide IVHS, Phase II, July 31, 1996
Development of Applications for Interactive Transportation Planning GIS, June 30, 1996
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, June 30, 1996
Congestion Management System Development Support (an ISTEA management task), May 31, 1996
Intercity Bus Terminal Study for the Des Moines International Airport, May 31, 1996
Intermodal System Support Scope of Work and Tasks (an ISTEA management task), May 31, 1996
AMASCOT: Automated Mileage and Stateline Crossing Operational Test, May 1, 1996
Review and Update Accident Loss Reduction Factors, April 30, 1996
Linking Real Time and Location in Scheduling Demand-Responsive Transit, March 31, 1996
Strategies for Fostering Modal Competition in the Midwest, September 30, 1995
Improving Interbus Transfer with Automatic Vehicle Location, June 1, 1995
Intelligent Transportation Systems (ITS) and Commercial Vehicle Operations (CVO). Interstate Cooperation for Implementation of ITS-CVO Functions; Institutional Opportunities and Barriers, June 1, 1995
Growth Management Strategies to Reduce Transportation Capital Costs In and Near Midwestern Urban Areas, May 31, 1995
Recruiting and Retaining Women and Minorities in Public Sector Engineering Positions, May 31, 1995
An Economic Investigation into Railroad Pricing and Car Allocation Programs, May 1, 1995
Loading and Unloading Practices Related to Lumping: Status and Implications for Motor Carriers, Shippers, and Other Parties, Executive Summary and Final Report, April 30, 1995
Accident Location Analysis System (ALAS) NODE Map, March 31, 1995
Spatial Data Systems for Transportation Planning, December 31, 1994
Transportation Project Development Process Management System; and Amendment, "Analysis of Contractor Submitted CPM Schedules., November 30, 1994
Policy Issues of an Iowa Longer Combination Vehicle Network, November 1, 1994
Assessing the Independence, Mobility and Safety of Older Drivers, October 1, 1994
Economic, Operating, and Infrastructure Impacts of Concentrated Truck Transport Service and Designated Commercial Highway Networks, September 30, 1994
Field Data Acquisition Technologies for Iowa Transportation Agencies (HR-366), September 30, 1994
High-Speed Computing to Facilitate Real Time Analysis of Transportation Planning Alternatives, September 30, 1994
Safety Impact of the Increased 65 MPH Speed Limit on Iowa Rural Interstates, July 1, 1994
Value of County Engineers and Their Counterparts: Strategies to Expand the Shrinking Employment Pool, June 30, 1994
Estimating Pavement Damage from Longer and Heavier Combination Vehicles, June 1, 1994
Safety and Highway Investment, June 1, 1994
Improved Methodology for Considering Safety in Road Investment Decision, March 31, 1994
Winter Transportation Problems: Identifying Strategies to Improve Safety and Reduce Economic Burdens, March 31, 1994
Impacts on Safety of Left-Turn Treatment at High Speed Signalized Intersections (HR-347), January 31, 1994
Analysis of Policies for Highway Safety Improvements on Low-Volume Rural Roadways, December 31, 1993
A GIS-Based Travel Demand Modeling System for Supercomputing, December 31, 1993
Interacting Vehicles and Roadways with Elderly Drivers on Missouri Highways, November 30, 1993
Transportation of Rural Elders and Access to Health Care, September 30, 1993
Assessment of an Integrated Approach to Automated Collections of Safety and Accident Data, Phase I: Conceptual Development and Eval, August 31, 1993
Employment and Commuting by Rural Women on the Metropolitan Periphery, July 1, 1993
State Short Line Railroads and the Rural Economy, June 1, 1993
Transportation Modeling System for Transportation Model Formulation and Solution, June 1, 1993
Efficient Distribution of Grain to Meet the Quality Needs of End-Users, April 30, 1993
Transportation and Iowa's Economic Future, April 1, 1993
Needs Assessment: Traffic Data Storage, Processing, and Dissemination, December 31, 1992
The Economic Impact of Rural Highway Bypasses: Iowa and Minnesota Case Studies, December 30, 1992
Scenic Byways: Their Selection, Designation, Protection, and Safety, November 1, 1992
Microcomputer Transportation Planning Models to Develop Key Highway Commodity Flows and Estimate ESAL Values, September 1, 1992
Economic Regulation of Intrastate Trucking: An In-Depth Examination of Iowa, Kansas, Missouri, and Nebraska, August 1, 1992
Public Sector Participation in Local Rail Service Projects with an Economic Development focus, June 1, 1992
Strategies for Improving the Safety of Elderly Drivers, June 1, 1992
Institutional Barriers and Opportunities for IVHS in Commercial Vehicle Operations: An Iowa Case Study, February 1, 1992
Coordinated Paratransit in the Era of ADA, November 1, 1991
Economic Analysis of Scenic Byways in Iowa, Kansas, Missouri, and Nebraska, final technical report, August 1, 1991
Essential Parameters for an Iowa Bridge Management System, August 1, 1991
Dynamic Simulation Methods for Evaluating Vehicle Configuration and Roadway Design, July 1, 1991
Alternative investments in the Rural Branch Railroad and County Road Systems, March 1, 1991
Changing Role of Freight Transportation Modes and Intermodal Freight, November 1, 1990
Computer-Aided Decision Support for Making Locational Decisions, November 1, 1990
Transit-Related Joint Development for Economic Growth in Rural and Small Urban Areas, November 1, 1990
Need for Transportation Alternatives for the Rural Elderly, October 1, 1990
Emission Control in Diesel Engines by Alcohol Fumigation, May 1, 1990
Road Investment to Foster Local Economic Development, May 1, 1990
Dynamic Simulation Methods for Evaluating Motor Vehicle and Roadway Design and Resolving Policy Issues, January 1, 1990
Iowa Statewide Intelligent Transportation Plan,
Midwest ITS/CVO Mainstreaming,
Statewide, Non-NHS Federal Aid Eligible System, Pavement Management Program, Phases I-III,