Assessing the Deterioration of Pedestrian Assets

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

Guidance for Incorporating Work Zone Data within Traffic Management Operations

Usefulness and Reliability of Probe Data when Altering Work Zone Message Signs

Development of Guidance for Roadway Cross Section Re-Configuration Decisions

A Riverine Infrastructure Database (RIDB) for Rapid Assessment of Asset Vulnerability and Incorporating Resiliency into Agency Practices

Assessing the Flood Reduction Benefits of On-Road Structures

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

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

Evaluation of Static and Dynamic No Right Turn On Red Signs at Traffic Signals

Integration of Connected Vehicle and RWIS Technologies

Base Stabilization Additives Effect on Granular Equivalency

Determining the Effectiveness of Combined High Visibility Enforcement (HVE)

Unticketing: An Upside-Down Approach to Speed Compliance

Partially Grouted Revetment for Low-Volume Road Bridges

Guidebook for Application of Polymer-Modified Asphalt Overlays: From Decision-Making to Implementation

Unreported Deer Crashes On Major Iowa Highways

Development of a Smartphone-Based Road Performance Data Collection Tool

Evaluation of Iowa Truck Parking Information and Management System

Technology Exchange on Managing Pavements

Evaluation of Messaging Techniques to Increase Vehicle Spacing at Work Zones

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

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

Designing and Implementing Maintainable Pedestrian Safety Countermeasures

Transverse Rumble Strips at Rural Intersections

Development of In Situ Cyclic Borehole Shear Soil Test Device

Guide for Orthotropic Steel Deck Level 1 Design

Advancing Bridge Load Rating: State of Practice and Frameworks

Safety and Performance Criteria for Retroreflective Pavement Markers

Iowa Work Zone Data Hub

Creation of an Expanded Three-lane Database for the State of Iowa

Environmental Field Evaluation of Potassium Acetate

MnDOT Evaluation of Work Zone Safety Using the SHRP2 Naturalistic Driving Study Data

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

Iowa DOT Data Management Plans

Work Zone Activity Data Logging – Phase II

Low-Cost Rural Surface Alternatives Phase III: Demonstration Project

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

Influence of Infrastructure Design on Distracted Driving

Iowa Automated Permitting System Report to Legislature

Iowa DOT Synthesis of Transverse Rumble Strips at Rural Stop-Controlled Intersections

Evaluation of Road Weather Messages on DMS Based on Roadside Pavement Sensors

Data Driven Identification of Candidates for Operational Improvement

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

Self-Heating Electrically Conductive Concrete Demonstration Project

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

Fatigue Evaluation of Reinforced and Unreinforced Hand Holes in High-Mast Lighting Towers

Evaluation of the Performance of a Short-Span T-Beam Bridge

Covid-19 Impacts on Speed and Safety for Rural Roads and Work Zones

Evaluations of Work Zone Safety Using SHRP2 Naturalistic Driving Study Data

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

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

Guidance on Use of Channelization for Two-Lane Two-Way Work Zone Configurations

Developing an Architecture to Integrate Safety, Mobility, and Traffic Data

Evaluation and Preparation for Future Work Zone Safety Workshops

Evaluating ASCT Operations for Dodge Street Corridor

Chip Seal Design and Specifications – Implementation Phase (Phase II)

Implementation of the Negative Moment Reinforcing Detail Recommendations

Guidance on Active Work Zone Data Archival

Document Use of Wider Edgelines in Iowa

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

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

Automating Wrong Way Detection Using Existing CCTV Cameras

Developing a Research-Grade Iowa Work Zone Database

Assessing and Enhancing the Transportation Resilience for the State of Iowa

Advancing the Development and Deployment of BIM Infrastructure

SAVER/ICAT Tutorial Phase II

TIMELI: Traffic Incident Management Enabled by Large-Data Innovations

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

Assessing Driver Behavior at Back of Queues: Implications for Queue Warning System in Work Zones

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

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

A Methodology and Case Study: Evaluating the Benefits and Costs of Implementing Automated Traffic Signal Performance

Winter Operations Decision Support Tools for the Iowa DOT Maintenance Bureau

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

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

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

Risk-Based Bridge Management: A Methodology to Assess and Incorporate Risk in Decision-Making

In-Service Evaluation of Culvert Extensions

In-Service Evaluation of Railroad Signal and Stop Arm Pole Protection

Iowa DOT Office of Maintenance Snowplow Optimization

Evaluation of the Performance of A1010 Bridge Steel

Use of SHRP2 NDS Data to Evaluate Roadway Departure Characteristics

Development of Granular Roads Asset Management System

Midwest Cross-Jurisdictional Image Verification

Quantifying Pavement Albedo

Limestone Erosion Research of Highway 67 in Scott County, Iowa

Speed Management: Noteworthy Practice and Guidance

Evaluation of Speed Limit Policy Impacts on Iowa Highways

Performance-Based Evaluation of Cost-Effective Aggregate Options for Granular Roadways

Relationships Between Weather and Roadway Safety

High Friction Surface Treatment for High Crash Locations

Connection Details and Field Implementation of UHPC Piles – Phase II

NCHRP 24-46: Development of an Implementation Manual for Geotechnical Asset Management for Transportation Agencies

Research Utilizing the SHRP2 Safety Data to Support Highway Safety

Laboratory and Field Evaluation of an Alternative UHPC Mix and an Associated UHPC Bridge

Automated Traffic Signal Performance Measures (ATSPMs) Pilot Implementation

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

Evaluating All-Weather Pavement Markings in Illinois: Volume 2

Preparing Local Agencies for the Future of Connected and Autonomous Vehicles

Performance and Load Response of Rigid Pavement Systems

Recommended Resistance Factors for Load and Resistance Factor Design of Drilled Shafts in Iowa

Automating Near Miss Crash Detection using Existing Traffic Cameras

Management of Bridges Considering Aging Mechanisms and Extreme Events

On-Board Prediction of Remaining Useful Life of Lithium-Ion Battery

Improvement of Climate Data for Use in MEPDG Calibration and Other Pavement Analysis

SHRP2 (R02) – GeoTechTools Deployment Support

Investigation of Wrong-Way Driving

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

Development of Renewable Polymers for Use in Asphalt Pavements

The Interrelationships between Speed Limits, Geometry, and Driver Behavior

Use of Biocementation for Slope Stabilization of Levees

Hybrid Concrete for Advancing Pavement Performance

Integration of Structural Health Monitoring into Multilayer Statewide Bridge Maintenance and Management Practices

Development of Guidelines to Establish Effective and Efficient Timelines and Incentives for ABC

Go! Magazine

Concrete Overlay Performance on Iowa’s Roadways

Autonomous Sensing Skin for Detection and Localization of Fatigue Cracks

Performance-Based Operations Assessment of Adaptive Control Implementation in Des Moines, Iowa

Analysis of Dynamic Advisory Messaging – Phase II

Portable Multi-Sensor System for Intersection Safety Performance Assessment

Vision-Based Traffic Conflict Detection of Signalized Intersections

Asset Utilization Potential of Building a Trucking and Rail Intermodal Hub in the St. Louis Region

Women as Assets in Railroad/Transportation Operational Roles

Prevention of Longitudinal Cracking in Iowa Widened Concrete Pavement

Data-Driven Highway Infrastructure Resilience Assessment

Assessment of the Consumer Reasons for Selection of Ethanol Fuel

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

Buchanan County Smart Timber GRS Abutment Bridge

Evaluation of Rural Intersection Treatments

In-Service Performance Evaluation of Median Cable Barriers in Iowa

Evaluation of Successful Forested Wetland Mitigation in Iowa

Investigating the Necessity of and Prioritizing Pavement Markings on Low-Volume Roads

Durable Pavement Marking and Grooving

Iowa DOT Traffic Operations Open Data Service

Estimating Energy Efficiency of Connected and Autonomous Vehicles in a Mixed Fleet

Stream-Channel and Watershed Delineations and Basin-Characteristic Measurements using Lidar Elevation Data for Small Drainage Basins within the Des Moines Lobe Landform Region in Iowa

Safety Performance Functions for Rural Road Segments and Rural Intersections in Michigan

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

Development of Crash Modification Factors for Curve Chevrons

Development of Crash Modification Factors for Lane Departure Countermeasures

Distributed Traffic Control for Reduced Fuel Consumption and Travel Time in Transportation Networks

Development of Iowa Road Safety Audit or Assessment (RSA) Guidelines

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

Intermodal Gantry Crane Pavement and Foundation Design Improvement

Evaluation of Work Zone Split Traffic Symbol Sign

Cement Changes and Solutions to the Industry

Highway Safety Improvement Program Implementation Process

Estimating Crash Modification Factors for Lane Departure Countermeasures in Kansas

Strategic Design for Delivery with Linked Transportation Assets: Trucks and Drones

Development Materials for a Local Maintenance Personnel Rural Road Safety Recognition Program

MnDOT LRRB Minnesota Local Agency Pavement Marking: Mining Existing Data

Traffic Impact Assessment Tool for Moving Work Zone Operations

MnDOT Evaluation of Intersection Conflict Warning Systems

Condition Assessment Tools for Post-Tensioned Bridges

Crash Cushion Selection Criteria

Improving Traffic Safety through Better Snow Fences: Image-Based Methods to Measure Trapped Snow Volume and the Snow Relocation Coefficient

SHRP2 Implementation Assistance Program

Evaluation of the Buchanan County IBRD Bridge on Victor Avenue over Prairie Creek

Bridge Maintenance Program for the City of Columbia, Missouri

Reliability of Element-Level Bridge Inspections

Investigation of the Link Between Macroscopic Traffic Flow Characteristics and Individual Vehicle Fuel Consumption

Installation Guidance for Centerline and Edgeline Rumble Strips in Narrow Pavements

Developing Risk-Based Bridge Inspection Practices

Collection of Freeze-Thaw Performance Data on Vail Avenue

Developing a Data-Driven Traffic Impact Assessment Tool for Work Zones

I-74 Mississippi River Bridge VR Simulation

Study of the Impacts of Implements of Husbandry on Iowa Bridges

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

NCHRP Standard Definitions for Comparable Pavement Cracking Data

MnDOT Thin Whitetopping Selection Procedures

Driving Simulator Study of Merge Signs

Small City Work Zone Sign Package Program Implementation

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

Buchanan County IBRD Bridge Project: Evaluation of a Folded Plate Girder Bridge System

Improved Ratings for Covered Bridges through Load Testing – Phase II

Impact of Lower Asphalt Binder for Coarse HMA Mixes

Improving Estimations of Real-Time Traffic Speeds During Weather for Winter Performance Measurement

Improved Analytical Techniques for Historic Covered Bridges-Phase II

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

Context-Sensitive Designs: Testing of Multi-Performance Level Box Beam Standards

Iowa 511 Traveler Information System User Analysis

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

Investigation of a Suitable Shear Friction Interface between UHPC and Normal Strength Concrete for Bridge Deck Applications

FE-ANN Based Modeling of 3D Simple Reinforced Concrete Girders for Objective Structural Health Evaluation

Field Measurements on the Effect of Temporary Rumble Strips in Work Zone Flagging Operations

A Multidisciplinary Approach to Investigate Work Zone Safety Using SHRP2 Safety Data

Data Driven Urban Traffic Prediction for Winter Performance Measurements

Optimal Placement of Iowa DOT Maintenance Garages: Muscatine and Dubuque Case Studies

Design of Maintainable Drains for Earth Retaining Structures

Road-Based Accessibility to Essential Services

A Decision Support System for Optimized Equipment Turnover

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

Setting Work Zone Speed Limits

Investigation of Rural J-Turn Design Factors Using the ZouSim Driving Simulator

Roadway Infrastructure in Various 3D Visualization Modes

Experimental Evaluation of Existing and Retrofit Designs of Bridge Finger Joints

Risk Factor Identification

Improved Sheet Pile Systems for Transportation Infrastructure

Development of a Transportation Real-Time Technology Readiness Framework

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

Guide to the Prevention and Restoration of Early Joint Deterioration

Chip Seal Design and Specifications

Networks Subject to Extreme Flood Events

Guidance on Traffic Sign Effectiveness, Installation, and Removal

Implementation of Transportation Asset Management in Grandview, Missouri

MnDOT LRRB Modernizing Road Construction Plans and Documentation

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

Aggregate Freezing-Thawing Performance Using the Iowa Pore Index

Economic Impact of Multi-Span, Prestressed Concrete Girder Bridges Designed as Simple Span versus Continuous Span

Historical Performance Evaluation of Iowa Pavement Treatments Using Data Analytics

Assessing Segment- and Corridor-Based Travel-Time Reliability on Urban Freeways

Crash Location Correction for Freeway Interchange Modeling

System-Wide Safety Treatments and Design Guidance for J-Turns

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

Monitoring Vibrations on the Jefferson City Truss Bridge

Development of an Eco-Friendly, Cost-Effective Biogrout for Concrete Crack Repair

Project Management Update to the Iowa DOT Project Development Manual

Bridge Design Effort and Cost Estimation Models – Phase I

Development of a Wireless MEMS Multifunction Sensor System and Field Demonstration of Embedded Sensors for Monitoring Concrete Pavements

MnDOT Barriers to Right-of-Way Acquisition and Recommendations for Change

MnDOT Evaluation of Truck and Agricultural Vehicle Behavior at Reduced Conflict Intersections

Technology Transfer Intelligent Compaction Consortium

Technical Analysis to Support the Bridge Condition Performance Measure

Validation of Gyratory Mix Design in Iowa

Impact of Curling and Warping on Concrete Pavement

Iowa DOT Project Management Peer Exchange

Safety Impact of Differential Speed Limits on Rural Two-Lane Highways in Montana

Evaluation of Modified Concrete Mixture Proportions for the City of West Des Moines

Development and Evaluation of Portable Device for Measuring Curling and Warping in Concrete Pavements

Polymer Concrete Overlay Evaluation

Upgrading Bridge Rails on Low-Volume Roads in Iowa

Evaluation of Performance of Innovative Bridges in Wisconsin

Improving Striping Operations through System Optimization – Phase 2

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

Assessing Risk of D-Cracking in Concrete Aggregates

Developing Green, Highly Flowable, Rapid Set, High-Performance Concrete for Pavement Patch Repair

Evaluation and Testing of a Lightweight Fine Aggregate Concrete Bridge Deck in Buchanan County, Iowa

Terrestrial Laser Scanning-Based Bridge Structural Condition Assessment

Investigation of the Effect of Speed on the Dynamic Impact Factor for Bridges with Different Entrance Conditions

Investigation of the Impact of Dual-Lane Axle Spacing on Lateral Load Distribution

Investigation of Techniques for Accelerating the Construction of Bridge Deck Overlays

MnDOT Rumble Stripe: Evaluation of Retroreflectivity and Installation Practices

Pervious Concrete Physical Characteristics and Effectiveness in Stormwater Pollution Reduction

Toward Autonomous and Robotic Infrastructure Construction: A Workshop and Field Studies of Productivity, Quality, and Safety Impacts

Investigation of Deterioration of Joints in Concrete Pavements

Embankment Quality and Assessment of Moisture Control Implementation

Temporary Traffic Control Handbook for Local Agencies

Active Traffic Management Case Study: Phase 1

MnDOT Evaluation of Pavement Markings on Challenging Surfaces

Investigation of the High-Strength Bolt-Tightening Verification Techniques

NCHRP Preconstruction Services Cost Estimating Guidebook

Laboratory Investigation of Bridge Strip Seal Joint Termination Details

Evaluating the Relationship between the Driver and Roadway to Address Rural Intersection Safety using the SHRP2 Naturalistic Driving Study Data

Cement Stabilization of Embankment Materials

Investigation of AASHTOWare Pavement ME Design/DARWin-ME Performance Prediction Models for Iowa Pavement Analysis and Design

Machine-Vision-Based Roadway Health Monitoring and Assessment

Owner-Operator versus Company-Driver Safety Performance Analysis

Evaluating All-Weather Pavement Markings in Illinois: Volume 1

Economic Impact for the Region of Replacement of the Merchants Bridge

Synthesis on the Use of Accelerated Bridge Construction Approaches for Bridge Rehabilitation

The Feasibility of Charging Private Vehicles an Airport Drop-Off and Pick-Up Charge

Evaluation of Pavement Markings on Low-Volume Rural Roadways in Iowa

The Substitution of Ground Transportation for Service to Smaller Communities Now Receiving Essential Air Service Subsidies

VISSIM Calibration for Urban Freeways

MnDOT LRRB Next Generation Bridge Management Tools and Inspection

Iowa Pavement Asset Management Decision-Making Framework

MnDOT LRRB Development of Cost-Effective Timber Bridge Repair Techniques for Minnesota

Development of Non-Petroleum-Based Binders for Use in Flexible Pavements – Phase II

Evaluation of the Sequential Dynamic Curve Warning System

NCHRP 18-16 Self-Consolidating Concrete for Cast-In-Place Bridge Components

Comparison of Setting Time Measured Using Ultrasonic Wave Propagation with Saw-Cutting Times on Pavements

Reflective Crack Mitigation Guide for Flexible Pavements

Quantifying Road Roughness from Terrestrial Laser Scanning

Evaluation of the Need for Longitudinal Median Joints in Bridge Decks on Dual Structures

Investigation of Negative Moment Reinforcing in Bridge Decks

Asset Management Program Enhancement Plan: Baseline Assessment Phases I and II

Evaluating Roadway Subsurface Drainage Practices – Phase II

MnDOT LRRB Alternate Design Methods to Renew Lightly Traveled Paved Roads

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

Laboratory Investigation of Grouted Coupler Connection Details for ABC Bridge Projects

Designing and Applying a Decision-Support System for DOT Fleet Assignment and Operation

Improving the Accuracy of Camber Predictions for Precast Prestensioned Concrete Beams

Seismic Performance of Connections that Facilitate Accelerated Bridge Construction

Modeling Airside Operations at Major Airports for Strategic Decision Support

Iowa ABC Connections

Implementation of a Pilot Continuous Monitoring System: Iowa Falls Arch Bridge

Michigan Urban Trunkline Segments Safety Performance Functions (SPFs) Development and Support

Freight Commodity Efficiency Study Plan for Bi-State Regional Commission

Measuring Project Complexity and Its Impact

Low-Cost Rural Surface Alternatives: Demonstration Project

Carbonate Aggregate in Concrete

Laboratory Investigation of Concrete Beam-End Treatments

Economic Sustainability of Inner City Streets: A Collaborative Sustainable Asset Management Transportation System Model

Permeability Performance and Lateral Load for Granular Backfill behind Abutments

Evaluation of Air-Coupled Impact-Echo Test Method

Major Equipment Life-Cycle Cost Analysis

Evaluating Outcomes of Raising Speed Limits on High Speed Non-Freeways

NCHRP Indefinite Delivery/Indefinite Quantity Contracting Practices

Iowa’s Bridge and Highway Climate Change and Extreme Weather Vulnerability Assessment Pilot

MnDOT LRRB Aggregate Road Surface Rejuvenation

Development of Quality Standards for Inclusion of High Recycled Asphalt Pavement Content in Asphalt Mixtures – Phase II

Assessment of Asphalt Interlayer Designed on Jointed Concrete Pavement

MnDOT LRRB Lightly-Surfaced Roads: Stabilized Aggregate Applications

Risk-Based Engineers Estimate

Assessment of Non-Destructive Testing Technologies for Quality Control/Quality Assurance Testing of Asphalt Mixtures

SHRP2 Analysis of Naturalistic Driving Study Data: Roadway Departures on Rural Two-Lane Curves

SHRP2 (S04A) Roadway Information Database Development and Technical Coordination and Quality Assurance of the Mobile Data Collection Project (S04B)

Digital Documentation of Element Condition for Bridge Evaluation

GIS Automation of LiDAR DEM Cutting for Hydrologic/Hydraulic Modeling

Development of Railroad Highway Grade Crossing Consolidation Rating Formula

Modeling Merging Behavior at Lane Drops

Performance and Design of Bridge Approach Panels in Wisconsin

Proof of Concept: Biocement for Road Repair

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

Study of the Regulatory Issues Affecting Truck Freight Movement in the Midwest

Development and Integration of Advanced Timber Bridge Inspection Techniques for NBIS

Evaluation of Dynamic Speed Feedback Signs on Curves: A National Demonstration Project

Rapid Replacement of Bridge Deck Expansion Joints Study – Phase I

Mass Transit Sustainability in the St. Louis Region

Pavement Management Performance Modeling: Evaluating the Existing PCI Equations

Informational Guide on Road Diets and Other Roadway Reconfigurations

SHRP2 Geotechnical Solutions for Soil Improvement, Rapid Embankment Construction, and Stabilization of the Pavement Working Platform

Modeling Multimodal Freight Transportation Network Performance under Disruptions

Deer-Vehicle Crash Information and Research Center

Research, Education, and Development (RED): Examining Characteristics of Roadway Infrastructure in Various 3D Visualization Modes

Investigation of Field Corrosion Performance and Bond/Development Length of Galvanized Reinforcing Steel

Optimizing Pavement Base, Subbase and Subgrade Layers for Cost and Performance on Local Roads

Framework for Advanced Daily Work Report System

Validation of Traffic Simulation Model Output for Work Zone and Mobile Source Emission Modeling and Integration with Human-in-the-Loop Driving Simulators

Development of Preliminary Load and Resistance Factor Design of Drilled Shafts in Iowa

Synthesis of Iowa Research to Address Rural Safety — Assessing Applicability of International Safety Countermeasures to Iowa

Quantifying Uncertainty in Real Time Performance Measurement for Highway Winter Maintenance Operations – Phase 2

Mechanistic Design Guide Calibration for Pavement Rehabilitation

How Firm Size Affects Safety Performance in the U.S. Motor Carrier Industry

Sustainable Asphalt Pavements Using Bio-Binders from Bio-Fuel Waste

Premature Asphalt Concrete Pavement Cracking

Statewide Heavy-Truck Crash Assessment

Systemic Safety Improvement Risk Factor Evaluation and Countermeasure Summary

Safety and Mobility Impacts of Winter Weather – Phase 3

Multidisciplinary Safety Team (MDST) Factors of Success

Electronic Construction Collaboration System – Final Phase

Electronic Construction Collaboration System – Phase II

MnDOT Indefinite Delivery/Indefinite Quantity Contracting

Methods for Removing Concrete Decks from Bridge Girders

Project Management Strategies for Complex Projects

Structural Characterization of UHPC Waffle Bridge Deck and Connections

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

Development of Performance Properties of Ternary Mixtures, Phase 4, Development of Ternary Concrete Mixtures Manual of Practice

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

Multi-Purpose ESS/ITS Data Collection Sites

Development of HMA Dynamic Modulus Master Curve Using FWD Data

Deicer Scaling Resistance of Concrete Mixtures Containing Slag Cement

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

Development of a Maintenance Worker s Manual for the Alaska Department of Transportation

Iowa Mass Concrete for Bridge Foundations Study – Phase II

Comparison of Setting Time Measured Using Ultrasonic Wave Propagation With Saw-Cutting Times on Pavements in Iowa

Field Monitoring of Curved Girder Bridges with Integral Abutments

RFID Tags for Detecting Concrete Degradation in Bridge Decks

Boone County Expo Research Phase I – Granular Road Compaction and Stabilization

Effectiveness of Safety Corridor Programs

Low-Cost Rural Surface Alternatives

2013 Iowa DOT Engineering Intern Development and Management Program

Bridge Damage Detection: Integration of Structural Health Monitoring System Concepts and Components – A Statewide Collaboration

Low-Cost Strategies to Reduce Speed and Crashes on Curves

Evaluation and Guidance on Effective Traffic Calming for Small Communities

Western Iowa Missouri River Flooding – Geo-Infrastructure Damage Assessment, Repair, and Mitigation Strategies

Synthesis of Work-Zone Performance Measures

Investigation into Shrinkage of High-Performance Concrete Used for Iowa Bridge Decks and Overlays

Pilot Project – Demonstration of Capabilities and Benefits of Bridge Load Rating through Physical Testing

Warm Mix Asphalt Phase II: Evaluation of WMA Quality Assurance Testing Protocols

Improving Traffic Safety Culture in Iowa – Phase II

Performance of Recycled Asphalt Shingles in Hot Mix Asphalt

A Guidebook for Construction Manager-at-Risk Contracting for Highway Projects

Evaluation of Thermal Integrity Profiling for Deep Foundations

Design Guide for Precast UHPC Waffle Deck Panel System, including Connections

Evaluation of Mitigation for Safety Concerns on Low-Volume, Unpaved Rural Roads

Evaluating Roadway Subsurface Drainage Practices

De-Icing Agent Performance Evaluation

Wind Loads on Dynamic Message Cabinets and Behavior of Supporting Trusses

Iowa DOT Engineering Intern Development and Management Program: 2012

Development of Bio-Based Polymers for Use in Asphalt

Training Development for Pavement Preservation

Quality Control/Quality Assurance Testing for Joint Density and Segregation of Asphalt Mixtures

Laboratory and Field Testing of an Accelerated Bridge Construction Demonstration Bridge: US Highway 6 Bridge over Keg Creek

Measuring Salt Retention

NCHRP Synthesis 439: Use of Transportation Asset Management Principles in State Highway Agencies

Evaluation of the Safety Edge in Iowa: Phase II

Field Evaluation of Methods to Minimize Transverse Glulam Deck Deflection Phase III

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

Evaluating the Effectiveness of the City of Des Moines LED and RRFB Pedestrian Crossing Treatments

School Bus Safety Study – Kadyn’s Law

Performance Assessment of Lime and Fly Ash Chemically Treated Subgrade

Compaction “Roadeo” Field Demonstration: Roller-Integrated Compaction Monitoring and Subgrade Geosynthetic Reinforcement

Integrated Risk Management for Improving Internal Traffic Control, Work-Zone Safety, and Mobility during Major Construction

Recommended Laboratory Test for Predicting the Initial Retroreflectivity of Pavement Markings from Glass Bead Quality

Road Safety Audit for IA 28 from the South Corporate Limits of Norwalk in Warren County through the IA 5 Interchange in Polk County, Iowa

Implementation, Training, and Outreach for MnDOT Pavement Marking Tool – Phase II

Evaluation of In-Use Fuel Economy and On-Board Emissions for Hybrid and Regular CyRide Transit Buses

Timber Abutment Piling and Back Wall Rehabilitation and Repair

Use of Lateral Position as a Safety Surrogate Measure

Improving the Accuracy and Usability of Iowa Falling Weight Deflectometer Data

Implementation of Concrete Pavement Preservation and PCC Surface Characteristics: Tire-Pavement Noise Program

Iowa Calibration of MEPDG Performance Prediction Models

Construction Manager/General Contractor Issue Identification

Development of a Bridge Safety Information System for the Saylorville Reservoir Bridge

Investigation of Low Temperature Cracking in Asphalt Pavements

Evaluating the Effectiveness of Temporary Work-Zone Pavement Marking Products

Development of Performance Properties of Ternary Mixtures: Field Demonstration Projects

Deicer Scaling Resistance of Concrete Pavements, Bridge Decks, and Other Structures Containing Slag Cement: Phase 2: Evaluation of Different Laboratory Scaling Test Methods

Technology Demonstrations Project: Environmental Impact Benefits with “TX Active” Concrete Pavement in Missouri DOT Two-Lift Highway Construction Demonstration

Development of a Database for Drilled SHAft Foundation Testing (DSHAFT)

Visualization Resources for Iowa State University and the Iowa DOT: An Automated Design Model to Simulator Converter

Development of LRFD Procedures for Bridge Pile Foundations in Iowa–Volume IV: Design Guide and Track Examples

Evaluation of Various Methods for Deflecting Debris from Bridge Piers

Wind Monitoring of the Saylorville and Red Rock Reservoir Bridges with Remote, Cellular-Based Notifications

Study of the Factors that Contribute to Motorcycle Conspicuity – Phase II

Revision to the SUDAS Traffic Signal Standards – Phase 2

Road Safety Audit for the Intersection of US 59 and IA 9 in Osceola County, Iowa

Toolbox of Countermeasures to Reduce Red Light Running

Risk Mitigation Strategies for Operations and Maintenance Activities

Literature Review and Assessment of Nanotechnology for Sensing of Timber Transportation Structures

Development of LRFD Procedures for Bridge Pile Foundations in Iowa–Volume III: Recommended Resistance Factors with Consideration of Construction Control and Setup

Iowa Mass Concrete for Bridge Foundation Study – Phase I

Modified Sheet Pile Abutments for Low Volume Bridges (TR-568)

Utilization of Remote Traffic Monitoring Devices for Urban Freeway Work Zone Assessment

Development of Sustainable Concrete Pavements: Manual of Practice

Geosynthetic Reinforced Soil for Low Volume Bridge Abutments

Traffic Safety Analysis for Local Agencies

Nighttime Construction Impacts on Safety, Quality, and Productivity

Sensitivity Evaluation of MEPDG Performance Prediction, NCHRP 01-47

Managing Decisions Regarding Rural Expressway Routes and Associated Bypasses

Development of a Conflict Analysis Methodology Using SSAM

Effects of Implements of Husbandry (Farm Equipment) on Pavement Performance

Evaluation of Rumble Stripes on Low-Volume Rural Roads in Iowa–Phase II

Roadway Lighting and Safety: Phase II-Monitoring Quality, Durability, and Efficiency

Wet-Reflective Pavement Marking Demonstration Project

Evaluating the Effectiveness of Red Light Running Camera Enforcement in Cedar Rapids and Developing Guidelines for Selection and Use of Red Light Running Countermeasures

Pavement Marking Compatibility with Chip Seal and Micro Surfacing

An Integrated Study of Pervious Concrete Mixture Design for Wearing Course Applications

Seismic Performance of an I-Girder to Inverted-T Bent Cap Connection

Review of Breath Alcohol Ignition Interlock Device Policies and Programs

Development of LRFD Design Procedures for Bridge Pile Foundations in Iowa–Volume II: Field Testing of Steel Piles in Clay, Sand, and Mixed Soils and Data Analysis

Evaluation of Electronic Speed Limit Signs for Unified Consolidated School on US 30, Eastbound and Westbound

Optimizing Cementitious Content in Concrete Mixtures for Required Performance

A Transportation Safety Planning Tool for the City of Ames

Applicability of Road Assessment Program Methods to Metropolitan Safety Planning

Public Employees Leadership Institute

Safety and Mobility Impacts of Winter Weather – Phase I

Accelerated Implementation of Intelligent Compaction Technology for Embankment Subgrade Soils, Aggregate Base, and Asphalt Pavement Materials

Management of Rural Expressways for Improved Safety and Operational Performance

Electronic Construction Collaboration System – Phase III

Development of a Technology Deployment Plan for the Use of Recycled Concrete Aggregate in Concrete Paving Mixtures

A Feasibility Study of Embedded Micro-Electromechanical Sensors

Preservation of Covered Bridges

CP Road Map Administrative Support Task 4

Behavior Study of Merge Practices for Drivers at Work Zone Closures

Iowa DOT Roller Integrated Compaction Monitoring Technology Research and Implementation – Phase II

Stabilization Procedures to Mitigate Edge Rutting for Granular Shoulders, Phase II (TR-591)

Iowa Pavement Marking and Sign Management System

Lane Departure Safety Countermeasures: Strategic Action Plan for the Iowa Department of Transportation

Evaluation of Safety Edge Benefits in Iowa

Asset Management and Safety: A Performance Perspective

Development of Updated Specifications for Roadway Rehabilitation Techniques

Development of Performance Properties of Ternary Mixtures: Laboratory Study on Concrete

The Actual Cost of Food Systems on Roadway Infrastructure

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

Road Safety Audit for Prince of Wales Island, Alaska

Horizontal Curve Identification and Evaluation

Implementation and Evaluation of Smart Timber Bridge Concepts to Provide Continuous Structural Condition Assessment

Stabilization Procedures to Mitigate Edge Rutting for Granular Shoulders – Phase II

Evaluation of a Bridge Constructed with Ultra-High Performance Concrete

Earthwork Volumetric Calculations and Characterization of Additional CFED Soils – CFED Phase IV

Safety Analysis of Low Volume Rural Roads in Iowa

Investigation of Improved Utility Cut Repair Techniques Phase II

Pavement Markings and Safety

Road Safety Audit for James Avenue NW and 250th Street NW, from the North Corporate Limits of Tiffin

In-Situ Compaction Measurements for Geosynthetic Stabilized Subbase: Weirton, West Virgina

Road Safety Audit for US 151 from Amana to US 30 in Cedar Rapids

Intelligent Soil Compaction Systems

Improving Traffic Safety Culture in Iowa

Development of Analysis Methods Using Recent Data

Update of “Roundabouts: An Informational Guide”

Investigation of the Impacts of Rural Development on Iowa’s Secondary Road Systems

Identification of Practices, Design, Construction, and Repair Using Trenchless Technology

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

Investigation of Warm-Mix Asphalt Using Iowa Aggregates

Rapid, Self-Contained In-Situ Permeameter for Field QA/QC of Pavement Base/Subbase Materials

Local Agency Pavement Marking Plan

In-Use Fuel Economy and Emission Benefits of Hybrid-Electric School Buses in Iowa

Development of LRFD Design Procedures for Bridge Pile Foundations in Iowa–Volume I: An Electronic Database for PIle LOad Tests (PILOT)

Enhancing Motorcycle Conspicuity Awareness in Iowa

Evaluation of the 24th Street Bridge, Interstate 80/29, Council Bluffs, Iowa

Pavement Markings Concept

Iowa Traffic Safety Data Service

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

Optimization and Management of Materials in Earthwork Construction (TR-501)

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

Improving Transportation for Large Scale Events Within the State of Iowa

Instrumentation and Monitoring of Precast Bridge Approach Tied to an Integral Abutment in Bremer County

Development of Stormwater Quality BMP Specifications

Alternative Calibration Method for AASHTO T153

Road Safety Audit for Marion County Road T15

An Experimental Validation of a Statistical-Based Damage Detection Approach

Ethanol Plant By-Product Uses for Pavement GEO-Materials Stabilization, TR-582

Minnesota Local Agency Pavement Marking Practices – Phase I

Remote Monitoring of Historic Covered Timber Bridges in Madison County for the Prevention of Arson and Vandalism

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

Road Safety Audit for County Roads X-23 and W-62 in Lee County, Iowa

Road Safety Audit for County Road H-46 in Jefferson County, Iowa

Infrastructure Impacts of Iowa’s Changing Economy (TR-593)

Enhancements to the Incident Mapping and Analysis Tools (IMAT)

New Implementation of the Incident Location Tool

Location Tool Support for TraCS Location Tool States

Road Safety Audit for IA 150/US 52 from I-380 to the Minnesota Border

Median Intersection Design for Rural High-Speed Divided Highways

Effectiveness of Paved Shoulders in Iowa

Minnesota Truck Parking Study Phase 2

Road Safety Assessment for Franklin County, Ohio

Effect of Admixtures on Roller-Compacted Concrete Mixes

Innovative Bridge Designs for Rapid Renewal

Design and Evaluation of a Single-Span Bridge Using Ultra-High Performance Concrete

Technical Support for Two-Lift Paving Construction in Kansas

Incident Location Tool Support for Iowa DOT

Road Safety Audit for Intersection of IA 1 and County Road F-67 in Johnson County, Iowa

Integration of Analysis Methods and Development of Analysis Plan

Road Safety Audit for Intersection of US 218 and County Road C-57 in Black Hawk County, Iowa

Support by State Departments of Transportation for Local Agency Safety Initiatives

Revision to the SUDAS Traffic Signal Design Guide

Development of Non-Petroleum Based Binders for Use in Flexible Pavements (TR-594)

Bridge Rails and Approach Railing for Low-Volume Roads in Iowa (TR-592)

Evaluation of the Iowa Driver Improvement Program

Evaluation of Rumble Stripes on Low-Volume Rural Roads in Iowa

Evaluation for Effective Shielding of Bridge Piers

Evaluation Framework for the Creation and Analysis of Integrated Spatially-referenced Driver-Crash Databases

Farm to ISU: Helping Iowa State University Dining Staff Understand and Grow the Local Food Purchasing Program

Pavement Marking Demonstration Project

Bridge Deck Integrity Measurements for Asset Management

CARS Location Database Creation, Update and Validation

Effectiveness of Special Deer Management Hunts on Deer-Vehicle Crash Reduction

usRAP-Phase III

Electronic Construction Collaboration – Phase 1

Construction Project Administration and Management for Mitigating Work Zone Accidents and Fatalities: An Integrated Risk Management Model

Investigation into Freezing-Thawing Durability of Low Permeability Concrete with and without Air Entraining Agent

Road Safety Audit for County Road X-37 in Louisa County, Iowa

Road Safety Audit for County Road W-55 in Washington County, Iowa

Road Safety Audit for US 6 from Iowa City to West Liberty in Johnson and Muscatine Counties, Iowa

Alternative Strategies for Safety Improvement Investments

Improving Safety for Slow Moving Vehicles on Iowa’s High Speed Rural Roadways

Spatial Scale of Clustering of Motor Vehicle Crash Types and Appropriate Countermeasures

Intelligent Compaction for Evaluation of Geogrid Reinforced Base Material

Implementation of Intelligent Compaction Performance-Based Specifications in Minnesota

Road Safety Audit for I-380 through the Cities of Cedar Rapids and Hiawatha in Linn County, Iowa

Crack Development in Ternary Mix Concrete Utilizing Various Saw Depths (TR-587)

Road Safety Audit for Marshall County Road E-35

Safety Data Improvement

Laboratory and Field Testing and Evaluation of Precast Bridge Elements

Synthesis of Traffic Calming Techniques in Work Zones

Madison County Bridge Evaluation

Evaluation of 70 mph Speed Limit

Investigating Factors Contributing to Large Truck Lane Departure Crashes Using the Federal Motor Carrier Safety Administration’s Large Truck Crash Causation Study (LTCCS) Database

Best Practices Safety Guide for Local Rural Agencies

Effectiveness of Dynamic Messaging on Driver Behavior for Late Merge Lane Road Closures

US Road Assessment Program, Phases 1-3

Interstate System 4R Plan: An Asset Management Approach

Weatherview: XML Data Structure & Maintenance

Self-Consolidating Concrete–Applications for Slip Form Paving, Phase 2

Investigation of Soil Stabilization Alternatives: Texas SH 130 (Phase I, Laboratory)

Clear Zone – A Synthesis of Practice and an Evaluation of the Benefits of Meeting the 10 ft Clear Zone Goal on Urban Streets

Achieving Efficiency in Meeting Safety, Operations, Maintenance, and Air Quality Goals

Use of Ultra-High Performance Concrete in Geotechnical and Substructure Applications

Modern Roundabout Guidance for the Iowa DOT

Road Safety Audit for the US 61/Harrison Street and West Locust Street Intersection in Davenport

Planning, Implementation, and Operation of the Iowa Pavement Management Program, Phase 13

National Winter Maintenance Peer Exchange

Construction and Evaluation of a Prestressed Concrete Bridge Constructed Using Ultra High-Performance Concrete

Early Permeability Test for Asphalt Acceptance

Road Safety Audit for Union County IA 25 from the WCL of Creston to North H-24 Intersection

Implementation and Evaluation of ITS-Based and Safety Engineering-Based Pedestrian Safety Countermeasures

Developing and Implementing Enhanced Pavement Marking Management Tools for the Minnesota Department of Transportation: Phase I – Mapping Tool

Evaluation of a Bridge Constructed Using Accelerated Construction Practices

Design Guide for Improved Quality of Roadway Subgrades and Subbases (TR-525)

Deicer Scaling Resistance of Concrete Pavements, Bridge Decks, and Other Structures Containing Slag Cement: Phase 1: Site Selection and Analysis of Field Cores

Development of New Test Procedures for Measuring Fine and Coarse Aggregate

PONTIS, Implementation and Operation: Iowa DOT and Counties, Phase III: Implementation and Operation

Geospatial safety analysis for highway curves and resurfacing projects

Evaluation of FRP Temporary Bypass Bridge

Evaluation of On-Road and Laboratory Engine Dynamometer Emission Tests to Compare the Emission Reduction Potential of Different Biodiesel Blends

Investigation of Dual Roller-Integrated MDP/CMV Compaction Monitoring Technologies and Measurement Influence Depth

Implementation of HERS-ST in Iowa and Development /Refinement of a National Training Program

Characterization of Unbound Materials (Soils/Aggregates) for Mechanistic-Empirical Pavement Design Guide

Laboratory Testing on HMA and Asphalt

Roadway Departure: Marketing, Outreach, and Education

Compaction Forecasting, Development, Validation, and Application Research

Performance Evaluation of Concrete Pavement Granular Subbase: Pavement Surface Condition Evaluation (TR-554)

Synthesis Study: Effectiveness of Safety Corridor Programs in Region 7 States

Planning, Developing, and Implementation of the Iowa Pavement Marking Management Program III

Sign Management System for Iowa DOT

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

Remote Health Monitoring for Asset Management

Toolbox to Evaluate the System Impacts of Roundabouts on a Corridor or Roadway Network

Toolbox to Evaluate the Impacts of Roundabouts on a Corridor or Roadway Network

Road Safety Audit Report for US 61 from the ECL of Muscatine to the WCL of Davenport

CP Road Map Administrative Support, Task 2

Road Safety Audit for US 52 from IA 136 to the NCL of Dubuque

Access and Corridor Management Support Program for Iowa, Phase I

Improving Variability and Precision of AVA Test Results and Developing Rational Specification Limits

Instrumentation and Monitoring of Precast, Post-tensioned Bridge Approach Pavement

Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility

Impact of Some Site-Specific Characteristics on the Success of the Signalization of High-Speed Intersections

Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility

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

Analyze Wind-Loading Data Collected During Hurricane Katrina

Development of a High Speed Rigid Pavement Analyzer – Phase I Feasibility and Need Study

Feasibility Investigation of Segmentally Precast Bridge Piers for Accelerated Construction

Measurements of Seasonal Changes and Spatial Variation in Pavement Subgrade Support Properties: A Link to Pavement Performance (TR-516)

Testing Iowa Portland Cement Concrete Mixtures for the Mechanistic-Empirical Pavement Design Guide

Evaluation of Elliptical Steel Dowel Performance

Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 3

Evaluation of Lignin Derived from Agricultural Co-products as an Antioxidant in Asphalt (TR-577)

Laboratory Kneading Compactor Evaluation and In Situ Measurements Database Development

Assessing the Spatial and Temporal Differences in Midwestern Crashes Relative to National Data: Implications for Public Policy Decisions

Performance Measures for Snow and Ice Control Operations

Development of Analytical Tools to Evaluate Road Departure Crashes Using Naturalistic Driving Study Data

Developing Guidance for Use of Lighting on Rural and Urban Roadways in Iowa

Evaluation of a Precast, Post-Tensioned Bridge Paving Notch

A Decision Support System for Optimal Depot and Fleet Management

Integration of Asset Management Systems with Load and Resistance Factor Design

Bridge Vulnerability Assessment and Mitigation Against Explosions

Develop an Expanded, Improved, and Upgraded Version of Probabilistic Optimization for Profit Software

Winter Weather Severity Index Enhancements

Impact of Increased Freight Traffic on Pavement Maintenance Costs

Food Product Demand Mapping

Minnesota Interstate Truck Parking Study

Asset Management Strategies to Mitigate Freeway Work Zone Congestion

Development and Demonstration of Fleet Management Strategies for Timber Bridges

Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phase 3

The Effectiveness of Iowa’s Automated Red Light Running Enforcement Programs (RLR, Phase 2)

Develop Onboard Machine Technology for Real-Time Determination of Soil Water Content

Updated Rule on Safety and Mobility

Field Evaluation of Timber Preservation Treatments for Iowa Highway Applications (IHRB-05-10)

Management Support of the AURORA Program

Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 4

Development of Performance Properties of Ternary Mixes, Phase 1

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

Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phases I and II

Evaluation of Gateway and Low-Cost Traffic-Calming Treatments for Major Routes in Small Rural Communities

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

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

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

Development of a Device for Analysis of Portland Cement Concrete and Composite Pavements: Phase 1 Feasibility Study

Investigation of Steel Stringer Bridges: Superstructures and Substructures, Vol II (TR-522)

Embankment Quality, Phase 4: Application to Unsuitable Soils (TR-492)

Improving PCC Mix Consistency and Production by Mixing Improvements (TR-505, Proj. 11)

Administrative Support Group for Concrete Pavement (CP) Road Map

Evaluation of Iowa’s Graduated Driver’s Licensing Program

Concrete Pavement Surface Characteristics (Proj. 15, Part 2)

Field Testing of Railroad Flatcar Bridges (TR-498)

Temporary Traffic Control and Enforcement of Traffic Laws in Closed Road Sections

Work Zone Forecasting Service

Flexible Start/Fixed Duration Contracting for Construction of Transportation Projects: A Case Study of the Paseo Bridge

Implementation and Operation of the Iowa DOT Pavement Management Optimization Model

Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 2

Assessment of Channelizing Device Effectiveness on High Speed/High Volume Roadways

Synthesis of Practices for Mitigating the Impact of Work Zones on Traffic

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

Prefabricated Elements Case Study

Material Thermal Input for Iowa Materials for the Mechanistic-Empirical Pavement Design Guide

Optimization of Intermodal Logistics Operations in Disaster Planning

Synthesis of Energy Efficiency in Street Lighting

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

Managing Early Adoption of Biodiesel by Commercial Fleets

Use of Functional Silos to Optimize Agency Decision Making

Effective Shoulder Design and Maintenance (TR-531)

Investigation of Methodologies Used by Less-Than-Truckload (LTL) Motor Carriers to Determine Fuel Surcharges

Older Driver Demonstration Study, City of Des Moines

An Investigation into the Development and Adoption of Technologies, Policies, and Methods for Improving Fleet Fuel Performance

Evaluation of Long Term Field Performance of Cold In-Place Recycled Roads (TR-502)

Roadway Design Standards for Rural and Suburban Subdivisions (TR-549)

Investigation of Electromagnetic Gauges for Determination of In-Place Density of HMA Pavements (TR-547)

An Integral Abutment Bridge with Precast Concrete Piles (TR-438)

Thin Maintenance Surfaces, Phase 3: Municipal Streets and Low-Volume Rural Roads (TR-507)

Existing Pavement Input Information for the Mechanistic-Empirical Pavement Design Guide

Erosion and Sediment Control Training Workshops

Development of a New Process for Determining Design Year Traffic Demands (TR-528)

Field Study of Compaction Monitoring Systems: Self-Propelled Non-Vibratory 825G and Vibratory Smooth Drum CS-533E Rollers

Validation of Pavement Performance Models for the Mechanistic-Empirical Pavement Design Guide

Secondary Accident Data Fusion for Assessing Long-Term Performance of Transportation Systems

State Traffic Safety Engineers List

Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials and HMA

Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study

Evaluation of Virtual Reality Snowplow Simulator Training

Business and Economic Impacts Assessment: Anoka County, Minnesota

Aurora — RWIS Telecommunications Issues and Options

PONTIS Implementation and Operation, Phase 5

Iowa Event Operations

Evaluation of a Prestressed Concrete Bridge Constructed using Ultra High-Performance Concrete

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

Evaluation of a Single-Span Steel-Girder Bridge Using a Steel-Free Deck System in Tama County

Smart Wetlands Mitigation for Iowa Department of Transportation Projects

Using Digital Video Analysis to Monitor Driver Behavior at Intersections

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

Nondestructive Evaluation of Iowa Pavements, Phase 1

Algona Mill Truck Dispatching Automation

Demonstration of Integrated Pervious Pavement System for Management of Stormwater Quality and Quantity

Iowa DOT ITS Operations Manual

An Integrated Systems Approach to the Development of Winter Maintenance / Management Systems

Performance Evaluation of Rubblized Pavements in Iowa

Crash Mapping Analysis Tool for Minnesota DOT

Planning, Developing and Implementing the Iowa Pavement Marking Management System (IPMMS)

Safety Impacts of Street Lighting at Isolated Rural Intersections, Part II

Evaluation of Composite Pavement Unbonded Overlays: Phase III (TR-478, HR-1093, Proj. 2)

Crash Record Validation Study

School Zone Safety Handbook

Best Practices and Recommended Strategies for Shared Left Turn Lanes at Signal Control Approaches

Snow and Ice Operations Cost Analysis

Cooperative Intersection Collision Avoidance System Benefit/Cost Analysis Tool

Western Growth Area Land Use Sensitivity Analysis, Phase 2

Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment, Phase II (TR-555)

Safety Impacts of Pavement Edge Dropoffs

Southeast Michigan Local Road Concrete Road Durability Study

Evaluation of Fine Aggregate Characteristics Tests and Their Relationship to HMA Performance

Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets (TR-466)

High-Speed Expressway Intersections Study of Crash Risk Factors

Manual of Practice for Roadway Maintenance Workers (TR-514)

Using Scanning Lasers for Real-Time Pavement Thickness Measurement, Phase I (TR-538)

Enhancements to the Iowa DOT Crash Mapping Analysis Tool (CMAT) Software

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

Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 3

Development of a Performance Measures-based Planning System (State Transportation Plan Update Assistance)

Performance Evaluation of Steel Bridges, Phase II (TR-493)

Laboratory Study of Structural Behavior of Alternative Dowel Bars (Proj. 7)

Detailed Planning for Research on Accelerating the Renewal of America’s Highways

Field Evaluation of Compaction Monitoring Technology: Phase II

Design Guide and Construction Specifications for Urban Stormwater Quality Improvements

Iowa Data Collection and Analysis for the 2005-2006 National Surface Characteristics Field Experiment Plan (TR-537)

SHRP2 Revision, NCHRP Project 20-58(04)A

Economic Impacts–Real or Perceived?

Materials and Mix Optimization Procedures for PCC Pavements (TR-484, Proj. 3)

Evaluation of a Three-Span, Prestressed Concrete Girder Bridge Constructed with FRP Components

Evaluation of Transverse Joint Forming Methods in PCC Pavement (TR-532)

Mix Design Development for Pervious Concrete in Cold Weather Climates

Synthesis of Procedures to Forecast and Monitor Work Zone Safety and Mobility Impacts

Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase I (Proj. 17)

Helikite-based Remote Monitoring Platform

Minnesota Mapping Analysis Tool (MnMAT) Enhancements

Smart Work Zone Deployment Initiative

Innovative Solutions for Slope Stability Reinforcement and Characterization in Iowa Soils (TR-489)

I-90 Corridor Study

Investigation of Improved Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas (TR-503)

Access Management at Major Intersections

Winter Weather Crash Trends on Iowa Primary Roads

County Non-FAE Paved Road Condition: Data Collection, Summary, and Delivery, Phase I 2003-2005

Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16)

Monitoring Wind-Induced Vibrations/Stresses in a High Mast Lighting Tower

PONTIS, Phase 4

Performance Effectiveness of Design-Build, Lane Rental, and A + B Contracting Techniques

Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual (Proj. 10)

Design Guide and Construction Specifications for NPDES Site Runoff Control (TR-508)

Self-Consolidating Concrete: Applications for Slip Form Paving, Phase 1

Management Systems for Inland Waterway Traffic Control

Iowa Produce Market Potential Calculator

Rehabilitation of Concrete Pavements Utilizing Rubblization and Crack and Seat Methods (TR-473)

Feasibility of Cooperative Development of Wetland Mitigation Projects

Guidelines for Removal of Traffic Control Devices in Rural Areas

Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction

Enhancement of Wisconsin DOT NDE Capabilities

Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements (TR-511, Proj. 6)

Development and Implementation of Design Recommendations for the Minimization of Timber Deck Panel Differential Deflection

Slope Stability Evaluation and Remediation Techniques for Iowa

Evaluation of a Steel Girder Bridge Strengthened Using Fiber Reinforced Polymer Plates

Incident Mapping Analysis Tool: Oracle Database Interface

Safety Effectiveness of High-Speed Expressway Signals

Integration of Road Weather Information with Traffic Data

In Situ Detection Methods for Materials-Related Distress in Concrete Pavements: Phase II (HR-1081, Proj. 1)

Access Management and Corridor Management Training

Incident Location Tool (ILT)

Integration of Road Weather Information with Traffic Data

Applications for Reuse of Lime Sludge from Water Softening (TR-535)

Rewriting Supervisory Training Program Unit 8: Managing the Project-The Supervisor’s Role

One- to Two-Way Roadway Conversions

Predicting Critical VMA in Hot Mix Asphalt, Phase II

Field Evaluation of Elliptical Fiber Reinforced Polymer Dowel Performance (Proj. 5)

Iowa Pavement Management Program, Phase 10

Rural Expressway Intersection Crash analysis Update

Traffic Data Collection and Reduction Using Video Detection Equipment

Four-Lane to Three-Lane Analysis

Implementing the Mechanistic-Empirical Pavement Design Guide (TR-509)

Development of Internet-based RWIS (Road Weather Information System) AWOS (Airport Weather Observation System) Information Delivery Tools (AKA Weatherview)

Field Testing of Integral Abutments (HR-399)

Determination and Evaluation of Alternate Methods for Managing and Controlling Highway-Related Dust, Phase II – Demonstration Project

Review of Stability Berm Alternatives for Environmentally Sensitive Areas

Investigation of User Costs and Benefits of Winter Road Closures

Trucks and Twin Cities Traffic Management

Developing an Effective Construction Training Program for American Supervisors and Hispanic Craft Workers, Phase 2

Synthesis of Non-Destructive Testing Technologies for Geomaterial Applications

A Pilot Study to Investigate the Use of Aggregate Screenings in Roadway Construction

Incident Location Tool Support for Delaware State Police

A Web-Based Implementation of Winter Maintenance Decision Support System (WMDSS) Using GIS and Remote Sensing

Measuring Pavement Profile at the Slip-Form Paver (TR-512, Proj. 12)

Fly Ash Soil Stabilization for Non-Uniform Subgrade Soils (TR-461)

Development of a Method to Determine Pavement Damage Due to Detours (TR-470)

Soil Stabilization of Non-Uniform Subgrade Soils (TR-461, Proj. 4)

International Workshop on Sustainable Development and Concrete Technology

Incident Mapping and Analysis Tool (IMAT)

Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15)

Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment (TR-483)

Identification of the Best Practices for the Design, Construction, and Repair of Bridge Approach Sections

Pavement Management through Data Collection and Analysis

Crash Mapping Analysis Tool (CMAT)

Automated Pavement Condition Data: Analysis, Feasibility and Data Integration

Development of Acceptable Live Load Deflection Criteria for Various Timber Superstructure and Deck Types

Evaluation of Different Methods to Calculate Heavy-Truck VMT

Evaluation of the Effectiveness of Glued Laminated Helper Stringers

Iowa Transit ITS Needs Analysis

Impacts of Overweight Implements of Husbandry on Minnesota Roads and Bridges

In-Pavement Pedestrian Flasher Evaluation, Cedar Rapids, Iowa

Incident Location Tool Support for South Dakota DOT

Safety Data Collection and Analysis Software Support for New York State Police

Rural Expressway Intersection Synthesis of Practice and Crash Analysis

Health Monitoring of Bridge Structures and Components Using Smart-Structure Technology

Field Evaluation of Compaction Monitoring Technology: Phase I (TR-495)

Two-Lift Concrete Pavements to Meet Public Needs (Proj. 8)

Development of New Strategies for Locating Safety Improvements Candidate Locations

Cost Comparison of Treatments Used to Maintain or Upgrade Aggregate Roads

Iowa Drainage Law Manual (TR-497)

PONTIS Implementation and Operation, Phase II: Implementation

Access Management Plan for Des Moines MPO

Impact of Left-Turn Phasing on Older and Younger Drivers at High-Speed Signalized Intersections

Evaluating Speed Differences between Passenger Vehicles and Heavy Trucks for Transportation-Related Emissions Modeling

Implementation of Iowa DOT Pavement Management Optimization Model, 2004

Alternatives to Truck Engine Idling

Performance Properties of Ternary Mixtures for Concrete Pavements: Scoping Study (Proj. 13)

Statewide Urban Standard Design and Specifications

Traffic Monitoring Program Planning with Remote Sensing, Phase II

Determination of the Optimum Base Characteristics for Pavements (TR-482)

Planning, Implementation and Operation of the IPMP, Phase IX

Development of Object-Oriented Specifications for Iowa DOT and Urban Standards (TR-487)

Steel Diaphragms in Prestressed Concrete Girder Bridges (TR-424)

Evaluation of Using Non-Corrosive Deicing Materials and Corrosion Reducing Treatments for Deicing Salts (TR-471)

Software Enhancements for the Crash Mapping and Analysis Tool

Attributes of Good In-Service Concrete Pavements (Proj. 9)

City of West Des Moines Subarea Model

Planning, Developing and Implementation of the Iowa Pavement Markings Management Program

Smooth, Quiet, Safe Concrete Pavements: Scoping Study (Proj. 14)

Incident Location Tool Support for Florida State University

Decision-Support System for Management of Slope Construction and Repair Activities: An Asset Management Building Block

Effectiveness of All-Red Clearance Time on Intersection Accidents and Violation Trends

Evaluation of Racial Differences in Seat Belt and Child Restraint Use: A Review of Current Literature

Portland Cement Concrete Patching Techniques vs. Performance and Traffic Delay

Conducting Introductory Literature Searches for the Iowa Highway Research Board (TR-468)

Coordination of Transit and School Busing in Iowa

I-394 Business Impacts Case Study

Monitoring and Evaluation of the Westbound Roadway of the Iowa River Bridge

Stringless Concrete Paving (TR-490)

Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 1

GIS-Based Integrated Rural and Small Urban Transit Asset Management System

Roadway Alignments as Assets: Evaluating Alternatives for Valuing Major Highway Corridor Rights of Way

Evaluation of Weather Forecasting Services for the Iowa Department of Transportation

Deploying the Maintenance Decision Support System (MDSS) in Iowa

Guidelines for a Roadway Management System (RMS) for Local Governments

Application of Advanced Remote Sensing Technology to Asset Management

Evaluation of a Post-tension Strengthened Steel Girder Bridge Using FRP Rods/Strands

Statistical Analysis of Highway Needs Condition Data: Manual vs Automated

Properties of Blended Cements for Concrete Pavements

Corridor Management Pilot Project, Phase I

An Investigation of Business Opportunites in Mexico

Clinton/Fulton Multimodal Bridge Study Economic Analysis

Incident Location Tool Support for Delaware State Police

In Situ Detection Methods for Materials-Related Distress in Concrete Pavements, Phase I (Proj. 1)

Traffic Monitoring Program Planning with Remote Sensing, Phase I

Demonstration and Field Evaluation of Alternative Portland Cement Concrete Pavement Reinforcement Materials (HR-1069)

Highway Maintenance Concept Vehicle: A Business Case for Winter Maintenance Technology Applications

Research and Training of Private Transportation Providers for Efficient and Effective Provision of Transportation Services

Planning, Implementation, and Operation of the IPMP, Phase VIII

Implementation of Iowa DOT Pavement Management Optimization Model, 2002

Interim Planning Activities for Future Strategic Highway Research Program: Study 1 Detailed Planning for Research on Accelerating the Renewal of America’s Highways (“Renewal”)

Thin Maintenance Surfaces, Phase 2 with Guidelines for Winter Maintenance on Thin Maintenance Surfaces (TR-435)

Angle Parking on Iowa’s Low Volume Primary Extensions in Small Towns

3R Safety Course and Handbook

Effectiveness of Extra Enforcement in Construction and Maintenance Work Zones—Midwest States Smart Work Zone Deployment Initiative: Year 4

Work Zone Speed Advisory System–Midwest States Smart Work Zone Deployment Initiative: Year 4

Improving Efficiency of Transportation Projects Using Laser Scanning

Road Equipment Procurement and Utilization Study

Pedestrian Crossing Safety Technology Assessment

Iowa DOT Internet-Based Road Work Report

Identification and Development of User Requirements to Support Robust Corridor Investment Models

Comparison of LIDAR and Photogrammetry for Highway Planning and Design

Vendor Weather Forecast

Synthesis of Best Practices for Increasing Protection and Visibility of Highway Maintenance Vehicles and Workers (TR-475)

Artificial Intelligence-Based Optimization of Management of Snow Removal

Integration of Existing and Identification of Future Data Sources for Improved Intersection Safety Analysis

Improved Pavement Curing Materials and Techniques: Part 1 (Phases I and II) (TR-451)

Improved Pavement Curing Materials and Techniques: Part 2 (Phase III) (TR-479)

Plan for the Mississippi River Trail in Iowa

GIS-ALAS TraCS Conversion Software

Development of an Advanced Traveler Information: Weatherview, Phase II: Enhancements; Phase III: Support

Development of Bridge Load Testing for Load Evaluation (TR-445)

Traffic Control Strategies in Work Zones with Edge Drop-Offs

Retrofit Methods of Distortion Cracking Problems in Plate Girder Bridges

Synthesis of Dowel Bar Research (HR-1080)

Temporary Speed Hump Impact Evaluation

Iowa DOT Linear Referencing System: Preliminary Linear Data Creation

Implementation of Iowa DOT Pavement Management Optimization Model, 2001

Development of a GIS-based Crash Location Tool: FY02 Location Tool Implementation and Agency Support

Evaluation of Composite Pavement Unbonded Overlays, Phases I and II (TR-478, Proj. 2)

MN/DOT Office of Research Services Web Site Upgrades

Highway Maintenance Concept Vehicle, Phase IV

Planning, Implementation and Operation of the IPMP, Phase VII

Evaluation of Rammed Aggregate Piers for Highway Applications in Iowa Soils (TR-443)

Evaluation of the Iowa DOT’s Safety Improvement Candidate List Process

Technology Transfer of As-Built and Preliminary Surveys by Total Station GPS, Video Logging, and Laser Scanning (TR-446)

Iowa Flagger Handbook and Training Video

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

Embankment Quality, Phase 3 (TR-401)

Handbook of Simplified Practice for Traffic Studies (TR-455)

Communicating Highway Safety: What Works

Fluorescent Yellow-Green Backing/Border for Work Zone Signs–Midwest States Smart Work Zone Deployment Initiative: Year 3

Automated Bridge De-icing Pilot Project

Development of a Winter Road Conditions Reporting System

PONTIS Implementation and Operation: Iowa DOT and Counties

Low Water Stream Crossings in Iowa (TR-453)

Iowa Tribal Consultation Process: State of Iowa Tribal Summit and Field Workshop

Dowel Bar Optimization, Phases I and II

Emergency Response Information System (ERIS)

Community Outreach Partnership Center (COPC)

Proceedings of the State of Iowa Tribal Summit

Remote Sensing to Support Linear Referencing Systems

Paved Shoulders on Primary Highways in Iowa: An Analysis of Shoulder Surfacing Criteria, Costs, and Benefits

Access Management Research and Awareness Program Phase IV

Use of Remotely Sensed Data for Infrastructure Management, Access Management, and Inventory

GPS to LRM: Integration of Spatial Point Features with Linear Referencing Methods

Systematic Identification of High Crash Locations

Durable, Cost Effective Pavement Marking Materials, Phase I (TR-454)

Guidelines for the Conversion of Four-Lane Undivided Roadways to Three-Lane Two-Way Left-Turn Lane Facilities

Origin Destination Model Estimation for I-235 Traffic Simulation Study

Development of a GIS-Based Crash Location Tool: Location Tool Implementation and Local Agency Support

Geographic Information System-Based Accident Location and Analysis System (GIS-ALAS)

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 Guide and Reference Manual for Traffic Control Devices and Pavement Markings

Implementation of Iowa DOT Pavement Management Optimization Model, 2000

Highway Maintenance Concept Vehicle, Phase III

Performance of Strip Seals in Iowa Bridges, Pilot Study

Traffic Safety & Engineering Informational Series

Development of a GIS-Based Crash Location Tool, Phase V: GIS Incident Location Tool Implementation and Local Agency Support

Traffic Signal Inventory Project

Planning, Implementation, and Operation of the IPMP, Phase VI: Proposal to develop the Implementation and Operation of the IPMP

Methods to Reduce Traffic Speed in High Pedestrian Areas

Effectiveness of Roadway Safety Improvements

Development of Materials Training Course for Technicians (TR-416)

Determine Initial Cause for Current Premature PCC Pavement Deterioration (TR-406)

HWYNEEDS: Methodology, Analysis and Evaluation (TR-433)

Impact of Deck Cracking, Phase II (TR-405)

Crash Outcome Data Evaluation System (CODES): An Evaluation of Medical Crash Costs

Transportation and Land Use Awareness Program

A Laboratory Investigation into the Effects of Aggregate-Related Factors of Critical VMA in Asphalt Paving Mixtures (TR-415)

Development of a Comprehensive Access Management Plan and Training Program for Missouri

Weigh-in-Motion Project and Handbook

Evaluation of Automated Enforcement of Traffic Signal Violations in Iowa

GIS/TRANPLAN Enhancement Project

Mobility and Safety Impacts of Winter Storm Events in a Freeway Environment

Local Agency Pavement Management System

Evaluation of Work Zone Speed Reduction Measures

Field Demonstration Project: Reclaimed Fly Ash as Select Fill Under PCC Pavements (TR-425)

Planning, Implementation, and Operation of the Iowa DOT Pavement Management Program, Phase V: Proposal to Develop the Implementation and Operation of the IPMP

Response of Iowa Pavements to Heavy Agricultural Loads (HR-1075)

Implementation of GIS at the Iowa Department of Transportation

Commercial Vehicle Parking

Implementation of Iowa DOT Pavement Management Optimization Model, 1999

Integrated Intelligent Transportation Systems and Services Deployment Plan

Development of a GIS-based Crash Location Tool: Intelligent Crash Location Tool, Phase III

Development of a GIS-Based Crash Location Tool, Phase II

GIS Support for the Iowa Department of Transportation (1999)

Measuring the Public Value of Aesthetic Considerations

Prepare a Project Plan for Joplin Eastbound 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

A Commemorative History of the Iowa Highway Research Board (TR-423)

Electronic Reference Library, Phase 1

Traffic Management Strategies for Merge Areas in Rural Interstate Work Zones

Thin Maintenance Surfaces, Phase I

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

Planning, Implementation, and Operation of a Statewide Pavement Management System, Phase IV

GIS 1996-1998

Coordination of Data Elements to support ISTEA Management Systems, Phase II, Statewide Implementation

Statewide Transportation Planning Model and Methodology Development Program

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

Conducting Activities to Strengthen Statewide Geographic Information Coordination Mechanisms in Iowa

Multimodal Investment Analysis Methodology, Phase II

GIS Traffic Planning Tools

Multimodal Investment Analysis Methodology, Phase I

Advantage I-75 Mainline Automated Clearance System

Traffic Management Strategies for Merge Areas in Construction Detours (Addendum 12)

Highway Maintenance Concept Vehicle, Phase I

Upper Mississippi River/Illinois Waterway Navigation Study

Improved Employment Data For Transportation Planning

Preventing Cracking at Diaphragm/Plate Girder Connections in Steel Bridges (TR-393)

Midwest Multi-state One-Stop Electronic Purchase of Motor Carrier Credentials

Access Management Awareness Program: Phase III

Regional Champion for the Midwest Region Mainstreaming Program (Task Order 3)

Embankment Quality: Phase I and Phase II

Comprehensive Quality Incentive Program for Portland Cement Concrete Paving (TR-403)

Impact of Deck Cracking on Durability, Phase I (TR-405)

Evaluation of Information Technology to Support Distance Sharing and Learning

Des Moines ITS Early Deployment

Automated Data Acquisition of Roadside Features

Development of GIS Accident Location and Analysis Systems (GIS-ALAS), Phase I

Access Management Awareness Program Phase II (TR-402)

Validation of Relationship of Cognitive Skills Losses to Driving Performance

A Study on Speed Humps

Greenhouse Gas Action Plan for the Transportation Sector in Iowa

Iowa Access Management Awareness

Guidelines for County Engineering Decisions (TR-369)

Spatial Data Systems for Transportation Planning

Environmental Justice & Transportation Investment Policy

Alternative Approaches to Providing Passenger Transportation in Low Density Cities: The Case of Council Bluffs

Intersection Collision Diagram Software

Coordination of Data Elements from the ISTEA Management Systems: Phase I

Collision Diagram Software Evaluation

National Governors’ Association Study of Public Sector Costs and Benefits of ITS/CVO

Support for High Accuracy Referencing Network

Planning for Parking

Travel Time Estimation on Urban Arterials Using Loop Detector Data

Evaluation of I-80 Aluminum Girder Bridge

GIS Technology Transfer of Transportation Modeling Environment to Local Agencies, Priority Technology Program of the FHWA

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

Choosing Smart Technologies: A Guide for Busy Rural Paratransit Operators

The Potential of Steering Wheel Information to Detect Driver Drowsiness and Associated Lane Departure

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

Development of Applications for Interactive Transportation Planning GIS

Intercity Bus Terminal Study for the Des Moines International Airport

Intermodal System Support Scope of Work and Tasks (an ISTEA management task)

Congestion Management System Development Support (an ISTEA management task)

AMASCOT: Automated Mileage and Stateline Crossing Operational Test

Review and Update Accident Loss Reduction Factors

Linking Real Time and Location in Scheduling Demand-Responsive Transit

Strategies for Fostering Modal Competition in the Midwest

Improving Interbus Transfer with Automatic Vehicle Location

Intelligent Transportation Systems (ITS) and Commercial Vehicle Operations (CVO). Interstate Cooperation for Implementation of ITS-CVO Functions: Institutional Opportunities and Barriers

Growth Management Strategies to Reduce Transportation Capital Costs In and Near Midwestern Urban Areas

Recruiting and Retaining Women and Minorities in Public Sector Engineering Positions

An Economic Investigation into Railroad Pricing and Car Allocation Programs

Loading and Unloading Practices Related to Lumping: Status and Implications for Motor Carriers, Shippers, and Other Parties

Accident Location Analysis System (ALAS) NODE Map

Transportation Project Development Process Management System; and Amendment, “Analysis of Contractor Submitted CPM Schedules.

Policy Issues of an Iowa Longer Combination Vehicle Network

Assessing the Independence, Mobility and Safety of Older Drivers

High-Speed Computing to Facilitate Real Time Analysis of Transportation Planning Alternatives

Economic, Operating, and Infrastructure Impacts of Concentrated Truck Transport Service and Designated Commercial Highway Networks

Field Data Acquisition Technologies for Iowa Transportation Agencies (HR-366)

Safety Impact of the Increased 65 MPH Speed Limit on Iowa Rural Interstates

Value of County Engineers and Their Counterparts: Strategies to Expand the Shrinking Employment Pool

Safety and Highway Investment

Estimating Pavement Damage from Longer and Heavier Combination Vehicles

Winter Transportation Problems: Identifying Strategies to Improve Safety and Reduce Economic Burdens

Improved Methodology for Considering Safety in Road Investment Decision

Impacts on Safety of Left-Turn Treatment at High Speed Signalized Intersections (HR-347)

Analysis of Policies for Highway Safety Improvements on Low-Volume Rural Roadways

A GIS-Based Travel Demand Modeling System for Supercomputing

Interacting Vehicles and Roadways with Elderly Drivers on Missouri Highways

Transportation of Rural Elders and Access to Health Care

Assessment of an Integrated Approach to Automated Collection of Safety and Accident Data, Phase I: Conceptual Development and Evaluation

Employment and Commuting by Rural Women on the Metropolitan Periphery

State Short Line Railroads and the Rural Economy

Transportation Modeling System for Transportation Model Formulation and Solution

Efficient Distribution of Grain to Meet the Quality Needs of End-Users

Transportation and Iowa’s Economic Future

Needs Assessment: Traffic Data Storage, Processing, and Dissemination

The Economic Impact of Rural Highway Bypasses: Iowa and Minnesota Case Studies

Scenic Byways: Their Selection, Designation, Protection, and Safety

Microcomputer Transportation Planning Models to Develop Key Highway Commodity Flows and Estimate ESAL Values

Economic Regulation of Intrastate Trucking: An In-Depth Examination of Iowa, Kansas, Missouri, and Nebraska

Strategies for Improving the Safety of Elderly Drivers

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

Coordinated Paratransit in the Era of ADA

Economic Analysis of Scenic Byways in Iowa, Kansas, Missouri, and Nebraska, final technical report

Essential Parameters for an Iowa Bridge Management System

Dynamic Simulation Methods for Evaluating Vehicle Configuration and Roadway Design

Alternative Investments in the Rural Branch Railroad and County Road Systems

Transit-Related Joint Development for Economic Growth in Rural and Small Urban Areas

Changing Role of Freight Transportation Modes and Intermodal Freight

Need for Transportation Alternatives for the Rural Elderly

Computer-Aided Decision Support for Making Locational Decisions

Road Investment to Foster Local Economic Development

Emission Control in Diesel Engines by Alcohol Fumigation

Concrete Pavement Workforce References

Iowa Statewide Intelligent Transportation Plan

Dynamic Simulation Methods for Evaluating Motor Vehicle and Roadway Design and Resolving Policy Issues

Midwest ITS/CVO Mainstreaming

Statewide, Non-NHS Federal Aid Eligible System, Pavement Management Program, Phases I-III

Concrete Pavement Tech Notes