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(2024) Research In Progress Brief: HR-3053 - Exploring the Costs of Compressed Construction Schedules to Minimize Disruption, 2024. Transportation, Department of
(2024) Research Solutions Brief: Tapping into the Collective Knowledge of Low-volume Roads, 2024. Transportation, Department of
(2024) Research In Progress: Accommodating Vulnerable Road Users in Work Zones, TPF-5(438), 2024. Transportation, Department of
(2024) Research Solutions: Encouraging Better Driver Behavior with Rewards and Incentives, TR-759, 2024. Transportation, Department of
(2024) Research in Progress: Developing a Model for Improving Roadway Friction Forecasts, TPF-5(435), 2024. Transportation, Department of
(2024) Roadway Cross Section Reconfiguration: Responses to 14 Commonly Asked Questions, TR-818, 2024. Transportation, Department of
(2024) Research In Progress: Developing an Analytical Tool to Measure Work Zone Performance, TPF-5(438), 2024. Transportation, Department of
(2024) Research In Progress: Roller Compacted Concrete Shoulders, TR-829, 2024. Transportation, Department of
(2024) Research In Progress: Using AI to Improve Work Zone Management and Safety, TPF-5(438), 2024. Transportation, Department of
(2024) Research Solutions Brief: TPF-5(435) - Taking the Guesswork out of Updating Spring Load Restrictions, July 2024. Transportation, Department of
(2024) Research Solutions Brief: TPF-5(438) Evaluation of Messaging Techniques to Increase Vehicle Spacing at Work Zones. Transportation, Department of
(2024) Mobility and Safety Impacts of Work Zone Lane and Shoulder Widths, TPF-5(438), 2024. Transportation, Department of
(2024) Analysis of Improvements in the Effectiveness of Speed Feedback Trailers, TPF-5(438), 2024. Transportation, Department of
(2024) Evaluation of Spring Load Restriction Removal Protocols, TPF-5(435), 2024. Transportation, Department of
(2023) Research Solutions - Technology-focused pooled fund explores new transportation solutions - TPF-5(359). Transportation, Department of
(2023) Innovation Solutions - Enhancing pedestrian and bicycle safety and experience through design guideline updates - ST-011. Transportation, Department of
(2023) Research in Progress - Uniform data collection to improve safety hardware assessment - HR-4003. Transportation, Department of
(2023) Evaluation of Messaging Techniques to Increase Vehicle Spacing at Work Zones. Transportation, Department of
(2023) Research Solutions - Improving roadway friction measurement methods to keep winter roads clear - TPF-5(435). Transportation, Department of
(2023) Research Solutions - Improving roadway friction measurement methods to keep winter roads clear - TPF-5(435). Transportation, Department of
(2023) Transportation Research Circular E-C283: 13th International Conference on Low-Volume Roads, TPF-5(495). Transportation, Department of
(2023) Roadside Safety Pooled Fund - Phase 3 - TPF-5(501). Transportation, Department of
(2023) Roadway Friction Modeling: Improving the Use of Friction Measurements in State DOTs TPF-5(435). Transportation, Department of
(2023) FY 2023 Research At-a-Glance, 2023. Transportation, Department of
(2022) Navigation System for Snowplows in Low Visibility Situations - RE-22007. Transportation, Department of
(2022) Iowa DOT Updates to Statewide Design Guidance ST-011. Transportation, Department of
(2022) Interstate Highway Map Indicating Vertical Clearance, April 1, 2022. Transportation, Department of
(2022) Smart Work Zone Deployment Initiative - Effective Signing Strategies and Signal Displays for Work Zone Driveway Assistance Devices (DADs) - TPF-5(438). Transportation, Department of
(2022) FY 2022 Research At-a-Glance. Transportation, Department of
(2021) Iowa DOT Synthesis of Transverse Rumble Strips at Rural Stop-Controlled Intersections. Transportation, Department of
(2021) Self-Heating Electrically Conductive Concrete Demonstration Project TR-724. Transportation, Department of
(2021) Using Smart Work Zone Trailer Data to Evaluate and Predict Lane Closure Impacts with a Consideration of Work Intensity Project TPF-5(438). Transportation, Department of
(2021) Economic Impacts of Atmospheric Rivers in the Transportation Sector: Methodology and Case Studies_TPF-5(290). Transportation, Department of
(2021) Work Zone Data Management Applications and Opportunities_TPF-5(295). Transportation, Department of
(2021) Research Solutions - Corn-Based Deicers. Transportation, Department of
(2021) 2020 Flex Fuel Vehicles Registered in Iowa, January 26, 2021. Transportation, Department of
(2021) Calendar Year 2020 Vehicle Registrations Summary, January 2021. Transportation, Department of
(2021) Design and Detailing Requirements for Columns under Collision - TR-768. Transportation, Department of
(2020) Demonstration and Inter-Comparison of Seasonal Weight Restriction Models – Phase II - TPF-5(290). Transportation, Department of
(2020) FY 2020 Research At-a-Glance. Transportation, Department of
(2020) Iowa Seat Belt Use Survey 2020 Data Collection Methodology Report, September 25, 2020. Transportation, Department of
(2020) Assessing Driver Behavior at Back of Queues: Implications for Queue Warning System in Work Zones - TPF-5(295). Transportation, Department of
(2020) Corn-Based Deicers - TR754. Transportation, Department of
(2020) Optimal RWIS Sensor Density and Location – Phase II_TPF-5(290). Transportation, Department of
(2020) Calendar Year 2019 Vehicle Registrations Summary, January 21, 2020. Transportation, Department of
(2020) Development of a Low-Cost Work Zone Queue Warning System_TPF-5(295). Transportation, Department of
(2019) Evaluation of Speed Limit Policy Impacts on Iowa Highways Final Report 17-SPR0-012. Transportation, Department of
(2019) Iowa Seat Belt Use Survey 2019 Data Collection Methodology Report, September 19, 2019. Transportation, Department of
(2019) Smart Work Zone Activity App (SWiZAPP) - TPF-8(295). Transportation, Department of
(2019) Calendar Year 2018 Vehicle Registrations Summary, April 17, 2019. Transportation, Department of
(2019) 2019 Flex Fuel Vehicles Registered in Iowa, January 30, 2019. Transportation, Department of
(2018) Iowa Commercial and Industrial Network, December 13, 2018. Transportation, Department of
(2018) Young Driver Crash Rates and Iowa’s Passenger Restriction Waiver 17-SPR0-009.
(2018) Operational Data to Assess Mobility and Crash Experience during Winter Conditions, October 2018. Transportation, Department of
(2018) Iowa Seat Belt Use Survey 2018 Data Collection Methodology Report, September 11, 2018. Transportation, Department of
(2018) Estimating Energy Efficiency of Connected and Autonomous Vehicles in a Mixed Fleet. Transportation, Department of
(2018) Evaluation of Rural Intersection Treatments - TR-695. Transportation, Department of
(2018) Analytical Methods for Work Zone Travel Time Reliability TPF-5(295). Transportation, Department of
(2018) Calendar Year 2017 Vehicle Registrations Summary, May 9, 2018. Transportation, Department of
(2018) In-Service Performance Evaluation of Median Cable Barriers in Iowa, May 2018. Transportation, Department of
(2018) Iowa DOT Traffic Operations Open Data Service - User Guide and Software Requirements Version 1.2 - Addendum 587. Transportation, Department of
(2018) 2016 Crash Facts: A Summary of Motor Vehicle Crash and Driver Statistics on Iowa Roadways, February 23, 2018. Transportation, Department of
(2018) 2013 Crash Facts: A Summary of Motor Vehicle Crash and Driver Statistics on Iowa Roadways, February 12, 2018. Transportation, Department of
(2018) 2018 Flex Fuel Vehicles Registered in Iowa, February 1, 2018. Transportation, Department of
(2018) Brine, 2018. Transportation, Department of
(2017) Inventory of Child Bicycle Education Programs, 17-SPR0-016, 2018. Transportation, Department of
(2017) Iowa Motor Vehicle Enforcement FFY 2017 Annual Report. Transportation, Department of
(2017) Development of Crash Modification Factors for Lane Departure Countermeasures, RB13-014, 2017. Transportation, Department of
(2017) Crash Cushion Selection Criteria, September 2017. Transportation, Department of
(2017) Installation Guidance for Centerline and Edgeline Rumble Strips in Narrow Pavements TR-696, September 2017. Transportation, Department of
(2017) Iowa Seat Belt Use Survey 2017 Data Collection Methodology Report, August 31, 2017. Transportation, Department of
(2017) 2017 Iowa Traffic Fatality Count, August 18, 2017. Transportation, Department of
(2017) Review Synthesis of Alternative Power Supply_TPF-3(042). Transportation, Department of
(2017) Seat Belt Convictions by County of Occurrence - 2011 to 2016, May 23, 2017. Transportation, Department of
(2017) Length of Need and Minimum System Length for F-Shape Portable Concrete Barrier, May 2017 TPF-5(193). Transportation, Department of
(2017) Testing and Evaluation of MASH TL-3 Transition Between Guardrail and Portable Concrete Barriers_TPF-5(295). Transportation, Department of
(2017) Iowa OWI Revocations by Year and County 1997-2016, April 17, 2017. Transportation, Department of
(2017) Calendar Year 2016 Vehicle Registrations Summary, January 13, 2017. Transportation, Department of
(2017) 2014 Crash Facts: A Summary of Motor Vehicle Crash and Driver Statistics on Iowa Roadways, January 3, 2017. Transportation, Department of
(2017) 2015 Crash Facts: A Summary of Motor Vehicle Crash and Driver Statistics on Iowa Roadways, January 3, 2017. Transportation, Department of
(2016) Iowa Seat Belt Use Survey 2016 Data Collection Methodology Report, September 13, 2016. Transportation, Department of
(2016) Safety Edge Crash Modification Factors, Tech Brief, 2016. Transportation, Department of
(2016) Upgrading Bridge Rails on Low-Volume Roads in Iowa, TR-679, 2016. Transportation, Department of
(2016) Speeding Convictions by County of Occurrence 2009-2016, May 23, 2017. Transportation, Department of
(2016) Investigation of the Effect of Speed on the Dynamic Impact Factor for Bridges with Different Entrance Conditions, 2016. Transportation, Department of
(2016) Safety Assessment Tool for Construction Zone Work Phasing Plans, 2016. Transportation, Department of
(2016) 2015 Vehicle Registrations by County, April 2, 2016. Transportation, Department of
(2016) 2015 Iowa Traffic Fatality Count, March 31, 2016. Transportation, Department of
(2016) Review of Automated Vehicle Technology: Policy and Implementation Implications; Version 1.0; RB28-015, 2016. Transportation, Department of
(2016) Temporary Traffic Control Handbook, TR-694, 2016. Transportation, Department of
(2016) Iowa OWI Revocations by Year and County 1996-2015, February 12, 2016. Transportation, Department of
(2016) Evaluating the Relationship between the Driver and Roadway to Address Rural Intersection Safety using the SHRP 2 Naturalistic Driving Study Data, RB05-013, 2016. Transportation, Department of
(2015) Iowa Driver’s License Renewal, December 7, 2015. Transportation, Department of
(2015) Older Drivers and Risk, December 7, 2015. Transportation, Department of
(2015) Attachment of Combination Rails to Concrete Parapets Utilizing Epoxy Adhesive Anchors, RPFP-IOWA-1, 2015. Transportation, Department of
(2015) Iowa Seat Belt Use Survey 2015 Data Collection Methodology Report, September 9, 2015. Transportation, Department of
(2015) Low-Cost Rural Surface Alternatives: Demonstration Project, TR-664, 2015. Transportation, Department of
(2015) 2014 Vehicle Registrations by County, May 20, 2015. Transportation, Department of
(2015) Seat Belt Convictions by County of Occurrence - 2011 to 2014, May 8, 2015. Transportation, Department of
(2015) Speeding Convictions by County of Occurrence 2009-2014, May 8, 2015. Transportation, Department of
(2015) Development of Railroad Highway Grade Crossing Consolidation Rating Formula, 2015. Transportation, Department of
(2015) Evaluation of the Confirmation Light System at Signalized Intersections in Medium to Large Iowa Communities to Reduce Red Light Running Violations”, TR-657, 2015. Transportation, Department of
(2015) Modeling Merging Behavior at Lane Drops, InTrans Projects 13-466 and 06-277, 2015. Transportation, Department of
(2015) Optimization of Snow Drifting Mitigation and Control Methods for Iowa Conditions Part II, TR-626, 2015. Transportation, Department of
(2014) Uncontrolled Intersection report. Transportation, Department of
(2014) Multidisciplinary Safety Team (MDST) Factors of Success, 2014. Transportation, Department of
(2014) 2013 Vehicle Registrations by County, October 16, 2014. Transportation, Department of
(2014) Chevrons and Oversized Chevrons, 2014. Transportation, Department of
(2014) Dynamic Speed Feedback Signs, 2014. Transportation, Department of
(2014) On-Pavement Signing, 2014. Transportation, Department of
(2014) Synthesis of Iowa Research to Address Rural Safety, RB04-013, 2014. Transportation, Department of
(2014) Vertical Delineation, 2014. Transportation, Department of
(2014) Iowa Seat Belt Use Survey 2014 Data Collection Methodology Report, September 25, 2014. Transportation, Department of
(2014) Safety and Mobility Impacts of Winter Weather --Phase 3, SPR RB01-012, 2014. Transportation, Department of
(2014) Statewide Heavy-Truck Crash Assessment, 2014. Transportation, Department of
(2014) A Comparative Policy Analysis of Seat Belt Laws, RB37-013, 2014. Transportation, Department of
(2014) Calibration of Highway Safety Manual Work Zone Crash Modification Factors, TPF-5(081), 2014. Natural Resources, Department of
(2014) Effect of Video Camera-Based Remote Roadway Condition Monitoring on Snow Removal-Related Maintenance Operations. 2014. Transportation, Department of
(2014) TraumaHawk: Improving Treatment for Crash Victims Using Photos and a Smartphone App. Transportation, Department of
(2014) Prevalence and Distribution of Young Driver Distraction Errors in Naturalistic Driving, TPF-5(207), 2014. Transportation, Department of
(2013) Effectiveness of Work Zone Intelligent Transportation Systems, TPF-5(081), 2013. Transportation, Department of
(2013) Evaluation of Low Cost Traffic Calming for Rural Communities – Phase II [Updated], TR-630, October, 2013. Transportation, Department of
(2013) Iowa Seat Belt Use Survey 2013 Data Collection Methodology Report, September 26, 2013. Transportation, Department of
(2013) Synthesis of Work-Zone Performance Measures, TPF-5(081), 2013. Transportation, Department of
(2013) Evaluation of Variable Advisory Speed Limits in Work Zones, TPF-5(081), 2013. Transportation, Department of
(2013) Improving Traffic Safety Culture in Iowa – Phase II, July 2013. Transportation, Department of
(2013) Back Warning Sensors for Tow Plows, RB07-012, 2013. Transportation, Department of
(2013) Evaluation of Mitigation for Safety Concerns on Low-Volume, Unpaved Rural Roads: Tech Transfer Summary, 2013. Transportation, Department of
(2013) Moving Beyond Teen Crash Fatality Statistics: The Go-Team Study, GOTM-000, 2013. Transportation, Department of
(2013) Speed Management Toolbox for Rural Communities, TR-630, 2012. Transportation, Department of
(2013) Measuring Salt Retention, 2013. Transportation, Department of
(2013) Measuring Salt Retention: Tech Transfer Summary, 2013. Transportation, Department of
(2013) Age vs. Experience: Evaluation of a Video Feedback Intervention for Newly Licensed Teen Drivers, TPF-5(207), 2013. Transportation, Department of
(2013) Motor Vehicle-Related Deaths in Iowa 2007-2010, February 5, 2013. Public Health, Department of (Health and Human Services, Department of)
(2013) Center islands with Raised Curbing for Rural Traffic Calming : Tech Brief, February, 2013. Transportation, Department of
(2013) Transverse Speed Bars for Rural Traffic Calming: Tech Brief, February 2013. Transportation, Department of
(2013) 2013 Flex Fuel Vehicles Registered in Iowa, January 24, 2013. Transportation, Department of
(2013) 2012 Vehicle Registrations by County, January 2013. Transportation, Department of
(2013) Colored Entrance Treatments for Rural Traffic Calming : Tech Brief, 2013. Transportation, Department of
(2013) Iowa Interstate Corridor Plan, 2013. Transportation, Department of
(2012) Keep Aware Driving: Youth Need School Safety Act Educational Program (Kadyn’s law), December 21, 2012. Transportation, Department of
(2012) School Bus Safety Study, Kadyn’s Law: Tech Transfer Summer, December 2012. Transportation, Department of
(2012) School Bus Safety Study: Kadyn’s Law, December 2012. Transportation, Department of
(2012) Speed Management Toolbox for Rural Communities, TR-630, Final Report, December, 2012. Transportation, Department of
(2012) Evaluation of Temporary Ramp Metering for Work Zones, 2012. Transportation, Department of
(2012) A Comparison of Iowa Crashes Involving Older Drivers Using Linked Data, October 15, 2012. Transportation, Department of
(2012) Assessing the Costs for Hybrid versus Regular Transit Buses, October 2012. Transportation, Department of
(2012) Evaluation of In-Use Fuel Economy and On-Board Emissions for Hybrid and Regular CyRide Transit Buses, October 2012. Transportation, Department of
(2012) Integrated Risk Management for Improving Internal Traffic Control, Work-Zone Safety, and Mobility during Major Construction, TPF-5(081), 2012. Transportation, Department of
(2012) Older Driver Fact Sheet, October 2012. Public Safety, Department of
(2012) Iowa Seat Belt Use Survey 2012 Data Collection Methodology Report September 13, 2012. Transportation, Department of
(2012) Evaluation of Low-Cost Treatments on Rural Two-Lane Curves, TR-579, 2012. Transportation, Department of
(2012) Motorcycle Conspicuity – What Factors Have the Greatest Impact, 2012. Transportation, Department of
(2012) A Survey of Traffic Safety Culture Among Iowa Adults, TS-1101, 2012. Transportation, Department of
(2012) Revision to the SUDAS Traffic Signal Standards - Phase 2: TR-629, 2012. Transportation, Department of
(2012) 2011 Vehicle Registrations Summary, April 30, 2012. Transportation, Department of
(2012) Traffic Safety Analysis for Local Agencies, 2012. Transportation, Department of
(2012) Infrastructure Annual Status Report, January 2012.
(2011) Evaluation of Electronic Speed Limit Signs on US 30, September, 2011. Transportation, Department of
(2011) 2011 Seat Belt Usage Survey, July 20, 2011. Transportation, Department of
(2011) An Analysis of OWI Arrests and Convictions in Iowa, 2011. Transportation, Department of
(2011) Cost-Benefit Analysis of Sequential Warning Lights in Nighttime Work Zone Tapers, TPF-5(081), 2011. Transportation, Department of
(2011) Interstate Highway Map Indicating Vertical Clearance, May 15, 2011. Transportation, Department of
(2011) Lane-Departure Safety Countermeasures: Strategic Action Plan for the Iowa Department of Transportation, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, April 29, 2011. Transportation, Department of
(2011) 2006 Seat Belt Usage Survey, April 28, 2011. Transportation, Department of
(2011) 2007 Seat Belt Usage Survey, April 28, 2011. Transportation, Department of
(2011) 2008 Seat Belt Usage Survey, April 28, 2011. Transportation, Department of
(2011) 2009 Seat Belt Usage Survey, April 28, 2011. Transportation, Department of
(2011) 2010 Seat Belt Usage Survey, April 28, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, April 22, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, April 15, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, April 8, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, April 1, 2011. Transportation, Department of
(2011) Improving Traffic Safety Culture in Iowa, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, March 25, 2011. Transportation, Department of
(2011) 2010 Vehicle Registrations Summary, March 23, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, March 18, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, March 11, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, March 11, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, March 4, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, March 4, 2011, Part II. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, February 25, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, February 18, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, February 11, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, February 4, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, January 28, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, January 21, 2011. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities, January 21, 2011, Part II. Transportation, Department of
(2011) S.F. 376 - Report on Status of Projects - Bridge Safety Fund. Transportation, Department of
(2011) Motor Vehicle Crash Fatalities Year End Report, January 7, 2011. Transportation, Department of
(2011) Iowa Commercial and Industrial Network, January 1, 2011. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, December 30, 2010,. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, December 24, 2010,. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, December 10, 2010,. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, December 3, 2010,. Transportation, Department of
(2010) Safety Analysis of Low-Volume Rural Roads in Iowa, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, November 24, 2010,. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, November 19, 2010,. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, November 12, 2010,. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, November 5, 2010,. Transportation, Department of
(2010) Road Safety Audit for James Avenue NW and 250th Street NW, from the North Corporate Limits of Tiffin to I-380, in Johnson County, Iowa, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, October 22, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, October 8, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, October 1, 2010. Transportation, Department of
(2010) Road Safety Audit for US 151 from Amana to US 30 in Cedar Rapids in Benton, Iowa and Linn Counties, Iowa, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, September 24, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, September 24, 2010, revised. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, September 24, 2010, revised. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, September 17, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, September 10, 2010. Transportation, Department of
(2010) Enhancing Motorcycle Conspicuity Awareness in Iowa, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, August 27, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, August 20, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, August 13, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, August 6, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, July 30, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, July 23, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, July 16, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, July 9, 2010. Transportation, Department of
(2010) Crash Rates and Crash Densities on Secondary Roads in Iowa by Functional Class 2001 – 2009, July 6, 2010. Transportation, Department of
(2010) Crash Rates and Crash Densities on Secondary Roads in Iowa by Surface Type 2001 – 2009, July 6, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, July 2, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, June 25, 2010. Transportation, Department of
(2010) 2009 Vehicle Registrations Summary, June 24, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, June 18, 2010. Transportation, Department of
(2010) Iowa's Seat Belt Laws, July 17, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, June 11, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, June 4, 2010. Transportation, Department of
(2010) 2011 - 2015 Iowa Transportation Improvement Program. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, May 28, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, May 21, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, May 14, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, May 7, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, April 30, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, April 23, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, April 9, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, April 2, 2010. Transportation, Department of
(2010) Special Events Planning, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, March 26, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, March 19, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, March 12, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, March 5, 2010. Transportation, Department of
(2010) Bridge Rail and Approach Railing for Low-Volume Roads in Iowa, TR-592, 2010. Transportation, Department of
(2010) Final report on the Portable Weather Station, March 2012. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, February 29, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, February 19, 2010. Transportation, Department of
(2010) All Tangled Up: How to Extricate a Vehicle from a High-Tension Cable Median Barrier, February 15, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, February 12, 2010. Transportation, Department of
(2010) Speed Limit Questions? Here’s Your Answer, February 8, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, February 5, 2010. Transportation, Department of
(2010) An Assessment of Traffic Safety in Urban Deer Herd Management Zones in Iowa, 2010. Transportation, Department of
(2010) Iowa Problem Identification, February 2010. Public Safety, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, January 29, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, January 22, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, January 15, 2010. Transportation, Department of
(2010) Infrastructure Annual Status Report, January 2010.
(2010) Motor Vehicle Crash Fatalities for Week Ending, January 8, 2010. Transportation, Department of
(2010) Motor Vehicle Crash Fatalities for Week Ending, January 1, 2010. Transportation, Department of
(2010) Application of Visualization and Simulation Program to Improve Work Zone Safety and Mobility, January 2010. Transportation, Department of
(2010) Road Safety Audit for County Road H-46 from Redwood Avenue to the Southerly Corporate Limits of Fairfield in Jefferson County, Iowa, 2010. Transportation, Department of
(2010) Road Safety Audits for County Road X-23 from IA 2 to the South Corporate Limits of West Point and for County Road W-62 from US 218 to IA 27 in Lee County, Iowa, 2010. Transportation, Department of
(2010) Examining Driver Behavior in Response to Work Zone Interventions: A Driving Simulator Study, 2010. Transportation, Department of
(2010) Iowa's Blueprint for Safety,. Public Safety, Department of
(2010) Local Jurisdictions Information, 2010. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, December 18, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, December 11, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, December 4, 2009. Transportation, Department of
(2009) Evaluation of Iowa's Driver Improvement Program, 2009. Transportation, Department of
(2009) Road Safety Audit for IA 150/US 52 from I-380 to the Minnesota Border, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, November 27, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, November 20, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, November 13, 2009. Transportation, Department of
(2009) Safety Benefits of Paved Shoulders, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, October 30, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, October 23, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, October 16, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, October 16, 2009. Transportation, Department of
(2009) Managing Decisions Regarding Rural Expressway Routes and Associated Highway Bypasses, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, September 25, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, September 18, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, September 18, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, September 4, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, August 28, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, August 21, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, August 7, 2009. Transportation, Department of
(2009) Road Safety Audit for Intersection of IA 1 and County Road R-67 in Johnson County, Iowa, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, July 31, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, July 24, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending Revision, July 17, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, July 17, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, July 10, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, July 3, 2009. Transportation, Department of
(2009) Evaluation of Rumble Stripes on Low-Volume Rural Roads in Iowa—Phase I, TR-577, 2009. Transportation, Department of
(2009) Revision to the SUDAS Traffic Signal Design Guide, TR-546, 2009. Transportation, Department of
(2009) Road Safety Audit for Intersection of US 218 and County Road C-57 (West Cedar Wapsi Road) in Black Hawk County, Iowa, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, June 26, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, June 26, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, June 19, 2009, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, June 12, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, June 12, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, June 12, 2009. Transportation, Department of
(2009) 2010- 2014 Iowa Transportation Improvement Program. Transportation, Department of
(2009) Analysis of Safety Benefits for Shielding of Bridge Piers, 2009. Transportation, Department of
(2009) Road Safety Audit for County Road W-55 in Washington County, Iowa, 2009. Transportation, Department of
(2009) Road Safety Audit for County Road X-37, from the Intersection of G-62 to the East Corporate Limits of Columbus City in Louisa County, Iowa, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, May 29, 2009, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, May 25, 2009, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, May 15, 2009, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, May 8, 2009, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, June 5, 2009, 2009. Transportation, Department of
(2009) Improving Safety for Slow Moving Vehicles on Iowa's High-Speed Rural Roadways, TR-572, 2009. Transportation, Department of
(2009) Needs Answers, May 2009. Transportation, Department of
(2009) Motor Vechicle Crash Fatalities for Week Ending, April 24, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, April 17, 2009. Transportation, Department of
(2009) Motor Vechicle Crash Fatalities for Week Ending, April 10, 2009. Transportation, Department of
(2009) Motor Vechicle Crash Fatalities for Week Ending, April 3, 2009. Transportation, Department of
(2009) Spatial Scale of Clustering of Motor Vehicle Crash Types and Appropriate Countermeasures, 2009. Transportation, Department of
(2009) Motor Vechicle Crash Fatalities for Week Ending, March 27, 2009. Transportation, Department of
(2009) Motor Vechicle Crash Fatalities for Week Ending, March 20, 2009. Transportation, Department of
(2009) Effectiveness of Dynamic Messaging on Driver Behavior for Late Merge Lane Road Closures, 2009. Transportation, Department of
(2009) Road Safety Audit for I-380 through the Cities of Cedar Rapids and Hiawatha in Linn County, Iowa, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, February 27, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, February20, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, February,13, 2009. Transportation, Department of
(2009) Analysis of Existing Work-Zone Devices with MASH Safety Performance Criteria, TPF-5(018), 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending,January 30, 2009. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, January 16, 2008. Transportation, Department of
(2009) Motor Vehicle Crash Fatalities for Week Ending, January 2, 2009. Transportation, Department of
(2009) Synthesis of Traffic Calming Techniques in Work Zones, 2009. Transportation, Department of
(2009) Iowa Highway Safety Program, Iowa Department of Public Safety, 2009. Public Safety, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, December 19, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, December 12, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, December 5, 2008. Transportation, Department of
(2008) Best Practices for Low-Cost Safety Improvements on Iowa’s Local Roads, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, November 28, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, November 28, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, November 21, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, November 7, 2008. Transportation, Department of
(2008) Road Safety Audit for US 6 from the ECL of Iowa City to the WCL of West Liberty in Johnson and Muscatine Counties, Iowa, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, October 31, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, October 24, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, October 10, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, October 3, 2008. Transportation, Department of
(2008) Road Safety Audit for the US 61/Harrison Street and West Locust Street Intersection in Davenport-Scott County, Iowa, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, September 26, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, September 12, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, September 19, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, September 5, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, August 29, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, August 22, 2008. Transportation, Department of
(2008) 2009-2013 Iowa Transportation Improvement Program. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, August 8, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, August 1, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, July 25, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, July 17, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, July 11, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, July 3, 2008. Transportation, Department of
(2008) Road Safety Audit for Union County IA 25 from the WCL of Creston to North H-24 Intersection, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, June 27, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, June 20, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, June 13, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, June 6, 2008. Transportation, Department of
(2008) Road Safety Audit Report for US 61 from the ECL of Muscatine to the WCL of, 2008. Transportation, Department of
(2008) Road Safety Audit for US 52 in Dubuque County from IA 136 to the NCL of Dubuque, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, May 30, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, May 23, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, May 16, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, May 9, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, April 25, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, April 18, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending: April 4, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, April 11, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, April 4, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, March 28, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, March 21, 2008. Transportation, Department of
(2008) 2005 Vehicle Registrations Summary, March 5, 2008. Transportation, Department of
(2008) 2007 Vehicle Registrations Summary, March 6, 2008. Transportation, Department of
(2008) 2005 Vehicle Registrations Summary, March 5, 2008. Transportation, Department of
(2008) Strategies to Address Nighttime Crashes at Rural, Unsignalized Intersections, TR-540, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, December 19, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, December 19, 2008. Transportation, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending, January 2, 2009. Transportation, Department of
(2008) Buckle up, Baby!: 6 Cool Tips for using Infant and Toddler Safety Seats Correctly, 2008. Transportation, Department of
(2008) Iowa Highway Safety Program, Iowa Department of Public Safety, 2008. Public Safety, Department of
(2008) Motor Vehicle Crash Fatalities for Week Ending,Year End 2008. Transportation, Department of
(2007) Implementation of the Federal Highway Administration Final Rule on Work Zone Safety and Mobility, 2007. Transportation, Department of
(2007) Evaluation of Gateway and Low-Cost Traffic-Calming Treatments for Major Routes in Small, Rural Communities, TR-523, 2007. Transportation, Department of
(2007) Driving with Diminished Skills, August 6, 2007. Transportation, Department of
(2007) Iowa Driver’s License Renewal, August 3, 2007. Transportation, Department of
(2007) Driving Retirement Planning and making it work, August 2, 2007. Transportation, Department of
(2007) Older Drivers and Risk, August 2, 2007. Transportation, Department of
(2007) Temporary Traffic Control and Enforcement of Traffic Laws in Closed Road Sections, June 2007. Transportation, Department of
(2007) Development of a New Process for Determining Design Year Traffic Demands, TR-528, 2007. Transportation, Department of
(2007) The Conversion of Four Lane Undivded Urban Roadways to Three Lane Facilities, 2007. Iowa State University
(2007) Crash Data Validation: An Iowa Case Study, February, 2007. Iowa State University
(2007) Lane Closure Policy Development, Enforcement, and Exceptions: A Survey of Seven State Transportation Agencies, February 2007. Iowa State University
(2007) Secondary Accident Data Fusion for Assessing Long-Term Performance of Transportation Systems, 2007. Iowa State University
(2006) Using Digital Video Analysis to Monitor Driver Behavior at Intersections. Transportation, Department of
(2006) 2005 Seat Belt Usage Survey, June 12, 2006. Transportation, Department of
(2006) Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets, TR-466, 2006. Transportation, Department of
(2006) Performance Measures for Iowa Transportation Systems, 2006. Transportation, Department of
(2006) Iowa's 5 Percent Safety Report, 2006. Transportation, Department of
(2006) Roundabouts, 2006. Iowa State University
(2005) Guidelines for Removal of Traffic Control Devices in Rural Areas, TR-527, 2005. Transportation, Department of
(2005) 2004 Seat Belt Usage Survey, August 15, 2005. Transportation, Department of
(2005) Council Bluffs Interstate System Improvements Project Pottawattamie County, IA and Douglas County, Nebraska, July 19, 2005. Transportation, Department of
(2005) Council Bluffs Interstate System Improvements Project Pottawattamie County, IA and Douglas County, Nebraska, July 19, 2005. Transportation, Department of
(2005) Speed Limit Questions? Here’s Your Answer, July 6, 2005. Transportation, Department of
(2005) Iowa’s Cooperative Snow Fence Program, June 2005. Transportation, Department of
(2005) Improved Driver Education : IDOT End-Product Final Report May05-05 / client, Iowa Department of Transportation, April 26, 2005. Iowa State University
(2005) The Effect of Four-Lane to Three-Lane Conversion on the Number of Crashes and Crash Rates in Iowa Roads, June 2005. Iowa State University
(2005) An Investigation of User Costs and Benefits of Winter Road Closures, June 2005. Transportation, Department of
(2005) Sure. It's the Law. And, yes, There's a Fine for Breaking It. But That's Not Why You Do It, 2005. Public Safety, Department of
(2004) 2004 Vehicle Registrations Summary, December 22, 2005. Transportation, Department of
(2004) From Empirical Bayes to Full Bayes: Methods for Analysing Traffice Safety Data, October 25, 2004. Transportation, Department of
(2004) From Empirical Bayes to Full Bayes: Methods for Analyzubg Traffic Safey Data, October 25, 2004. Transportation, Department of
(2004) Older Driver: Best Engineering Practices for Roadway Improvement, October 2004. Transportation, Department of
(2004) Rural Expressway Intersection Synthesis of Practice and Crash Analysis, 2004. Transportation, Department of
(2004) Development of the Des Moines Access Management Plan, 2004. Transportation, Department of
(2004) Evaluation of the Iowa Department of Transportation's Compensatory Wetland Mitigation Program, TR-500, 2004. Transportation, Department of
(2004) Impact of Left-Turn Phasing on Older and Younger Drivers at High-Speed Signalized Intersections, 2004. Transportation, Department of
(2004) Iowa’s Railroads and You, July 28, 2004. Transportation, Department of
(2004) Remote Sensing Change Analysis Methodology to Support Traffic Monitoring Programs: Phase 2, 2004. Transportation, Department of
(2004) In-Pavement Pedestrian Flasher Evaluation: Cedar Rapids, Iowa, 2004. Transportation, Department of
(2004) Evaluation of Racial Differences in Seat Belt and Child Restraint Use: A Review of Current Literature, 2004. Transportation, Department of
(2004) Evaluation of Different Methods to Calculate Heavy-Truck VMT, Final Report, December 2004. Iowa State University
(2004) Public Railroad Crossings Cross Reference List, 2004. Transportation, Department of
(2004) Transportation Policy Strategies for Iowa to Advance the Quality of Life, 2004. Transportation, Department of
(2003) Deploying the Maintenance Decision Support System (MDSS) in Iowa, 2003. Transportation, Department of
(2003) Evaluation of Post-Tension Strengthened Steel Girder Bridge Using FRP Bars, 2003. Transportation, Department of
(2003) Remote Sensing (LIDAR) for Management of Highway Assets for Safety, 2003. Transportation, Department of
(2003) 2 Iowa Safety Efforts: Analyst Tool & Location Aggregation Project, July 8, 2003. Transportation, Department of
(2003) Iowa Transit Services, Transit Agency Information, June 11, 2003. Transportation, Department of
(2003) In-Street Yield to Pedestrian Sign Application in Cedar Rapids, Iowa, 2003. Transportation, Department of
(2003) 2001 Seat Belt Usage Survey, April 23, 2003. Transportation, Department of
(2003) An Examination of Iowa State Patrol Traffic Stops, October 2000 - March 2002. Public Safety, Department of
(2003) 2002 Seat Belt Usage Survey, February 26, 2003. Transportation, Department of
(2003) Angle Parking on Iowa's Low Volume Primary Extentions in Small Towns, January 2003. Iowa State University
(2003) Local Jurisdictions Information, 2003. Transportation, Department of
(2002) Handbook of Simplified Practice for Traffic Studies; TR-455, November 2002. Transportation, Department of
(2002) Traffic Control in Work Zones with Edge Drop-Offs, 2002. Transportation, Department of
(2002) Temporary Speed Hump Impact Evaluation, 2002. Transportation, Department of
(2002) 2001 Vehicle Registrations Summary, June 7, 2002. Transportation, Department of
(2002) Communicating Highway Safety: What Works, 2002. Transportation, Department of
(2002) 2003-2007 Iowa Transportation Improvement Program. Transportation, Department of
(2002) Iowa Highway Safety Program, Iowa Department of Public Safety, 2002. Public Safety, Department of
(2002) Iowa Problem Indentification for Federal 402 State and Community Highway Safety Programs, Iowa Department of Public Safety, January, 2002. Public Safety, Department of
(2002) Road Equipment Procurement and Utilization Study, October 2002. Transportation, Department of
(2002) Volume of Traffic on the Primary Road System, 2002. Transportation, Department of
(2001) 2000 Seat Belt Usage Survey, September 13, 2001. Transportation, Department of
(2001) A Transportation Safety Planning Tool for the City of Ames, August 2011. Transportation, Department of
(2001) 2000 Vehicle Registrations Summary, May 23, 2001. Transportation, Department of
(2001) Effectiveness of Roadway Safety Improvements, 2001. Transportation, Department of
(2001) Regional Approach to Landslide Interpretation and Repair, TR-430, 2001. Transportation, Department of
(2001) Iowa Crime Rate Comparisons Report, Iowa Department of Public Safety, 2001. Public Safety, Department of
(2001) Iowa Highway Safety Program, Iowa Department of Public Safety, 2001. Public Safety, Department of
(2000) 2000 Transportation Scholars Conference: Compendium of Papers, 2000. Transportation, Department of
(2000) Iowa Vehicle Registrations Statistics, January 1, 1999. Transportation, Department of
(2000) Evaluation of Work Zone Speed Reduction Measures, 2000. Transportation, Department of
(2000) 1999 Seat Belt Usage Survey, March 15, 2000. Transportation, Department of
(2000) Iowa Crime Rate Comparisons Report, 2000. Public Safety, Department of
(2000) Metric Training for the Transportation Industry Module IV - Transportation Planning and Traffic Monitoring, HR-376, 2000. Transportation, Department of
(1999) Hydro-Surface Preparation and Coating for Painted Structural Steel, TR-407, 1999. Transportation, Department of
(1999) 1998 Seat Belt Usage Survey, February 18, 1999. Transportation, Department of
(1999) 1999 Iowa Crash Summary: A Summary of Motor Vehicle Crash Statistics on Iowa roadways Iowa Department of Transportation, 1999. Transportation, Department of
(1999) Iowa Crime Rate Comparisons Report, Iowa Department of Public Safety,1999. Public Safety, Department of
(1998) Simulation and Analysis of Arterial Traffic Operations Along the U.S. 61 Corridor in Burlington, Iowa, 1998. Transportation, Department of
(1998) Iowa Vehicle Registrations Statistics, January 1, 1998. Transportation, Department of
(1998) Lighting improvements for I-235 corridor, Polk County Iowa, January 1987. Transportation, Department of
(1998) Retaining Wall - Modular Unit Reinforced Earth Tensar Geogrid Reinforcement, HR-549, 1998. Transportation, Department of
(1998) 1998-2002 Iowa Transportation Improvement Program. Transportation, Department of
(1998) Iowa Crime Rate Comparisons Report, Iowa Department of Public Safety,1998. Public Safety, Department of
(1997) Access Management Awareness Program Phase II Report, TR-402, 1997. Transportation, Department of
(1997) Concrete Whiteness for Barrier Rails, MLR-97-04, 1997. Transportation, Department of
(1996) Development of a TL-3 F-Shape Temporary Concrete Median Barrier by Ronald K. Faller, October 1996. Transportation, Department of
(1996) Development and Implementation of an Expert System for Forecasting Fog on US Highway 30 in Cedar Rapids, Iowa, HR-357, 1996. Transportation, Department of
(1995) Evaluation of Visibeads in Epoxy markings on I-235, HR-554, 1995. Transportation, Department of
(1995) Epoxy and Thermoplastic Pavement Markings on US 30 in Carroll County, HR-545, 1995. Transportation, Department of
(1995) Evaluation of Snowplowable Raised Pavement Markers, HR-558, 1995. Transportation, Department of
(1995) Continuous Quality Improvement Snow Plow Accident Study Report, 1995. Transportation, Department of
(1994) Analysis of Policies for Safety Improvements on Low-Volume Rural Roadways,1994. Transportation, Department of
(1994) Impacts on Safety of Left-Turn Treatment at High Speed Signalized Intersections, HR-347, 1994. Transportation, Department of
(1994) Iowa's Fiscal Year 1995 State Enforcement Plan for Continuation in the Federal Highway Administration Motor Carrier Safety Assistance Program, July 1994. Transportation, Department of
(1994) The Best Hug you can give ... Buckle up Your Loved Ones, 1994. Transportation, Department of
(1993) Solar Powered Highway Delineator System, HR-367, 1993. Transportation, Department of
(1993) The Economic Impact of Rural Bypasses: Iowa and Minnesota Case Studies Final Report by Daniel Otto and Connie Anderson, June 1993. Transportation, Department of
(1992) Scenic Byways: Their Selection, Designation, Protection and Safety, 1992. Transportation, Department of
(1992) Iowa Motorcycle Operator Manual,1992. Transportation, Department of
(1992) Investigation of Video Crack and Patch Surveying for Pavement Management, MLR-92-01, 1992. Transportation, Department of
(1992) Drivers' Behavior at Railroad Grade Crossings: Before and After Safety Campaign, HR-335, 1992. Transportation, Department of
(1992) Drivers' Behavior at Railroad Grade Crossings: Before and After Safety Campaign, HR-335, Survey Data Summaries, 1992. Transportation, Department of
(1992) Traffic Sign Inventory System, 1992. Transportation, Department of
(1991) Iowa's Fiscal Year 1992 State Enforcement Plan for continuation in the Federal Highway Administration Motor Carrier Safety Assistance program (Public Law 97-424), June 1991. Transportation, Department of
(1990) Evaluation of an International Barrier Corporation Barrier, HR-532, 1990. Transportation, Department of
(1989) Full-Scale Vehicle Crash Tests on the Iowa Retrofit Concrete Barrier Rail, 1989. Transportation, Department of
(1989) Iowa Motor Vehicle Fuel Reduction Program, 1989. Transportation, Department of
(1989) Maintaining Iowa's Secondary Road Environment, HR-289, 1989. Transportation, Department of
(1988) Full-Scale Vehicle Crash Tests on the Iowa Box-Aluminum Bridge Rail by Ronald K. Faller, December 1988. Transportation, Department of
(1988) Iowa Safety Restraint Assessment I.S.R.A.: A Study of Motor Vehicle crash Injuries and Hospital Charges in Belted and Unbelted Victims: November 1987-March 1988, December 1988. Governor's Office
(1987) Lexan Gate Arm, HR-536, 1987. Transportation, Department of
(1987) Training Aids to Reduce Potential County Liability, HR-289, Draft, 1987. Transportation, Department of
(1987) Highway/Railroad Grade Crossings Identification and Signing, HR-254, 1987. Transportation, Department of
(1987) Iowa Motorcycle Fatalities 1987 prepared by Iowa Department of Transportation, 1987. Transportation, Department of
(1987) Rate Book for Vehicle Registration Fees: Model Year 1946 through 1987, Volume 1, 1987. Transportation, Department of
(1987) Rate Book for Vehicle Registration Fees: Model Year 1946 through 1987, Volume 2, 1987. Transportation, Department of
(1986) Evaluation: The FY 1985 Coralville Transit Route Study Implemented Recommendations, March 1986. Transportation, Department of
(1986) Buckle up for life, we care! : Iowa's safety belt law, 1986. Transportation, Department of
(1986) Can you imagine what would happen if this sign weren't there?, 1986. Transportation, Department of
(1986) Predicted Accident List by FRA Number, 1986. Transportation, Department of
(1986) Public Railroad Crossings Cross Reference List, Rail and Water Division, 1986. Transportation, Department of
(1985) Addendum to Perception and Interpretation of Advance Warning Signs on County Roads, HR-256, 1985. Transportation, Department of
(1985) Shifting Students from School Buses to Public Transit: Recommended actions for Burlington Community Schools and Burlington Urban Service, May 21, 1985. Transportation, Department of
(1984) Snow Removal on Iowa's Secondary Roads, HR-267, 1984. Transportation, Department of
(1984) Highway Runoff Study, HR-1037, Progress Report, 1984. Transportation, Department of
(1984) Perception and Interpretation of Advance Warning Signs on County Roads, HR-256, 1984. Transportation, Department of
(1984) Roadway Lighting on Secondary Roads in Iowa, HR-251, 1984. Transportation, Department of
(1984) Metropolitan Transit in the 1980s: An Intergovernmental Challenge, 1984. Transportation, Department of
(1984) Report on Traffic Control Plan Reviews, 1984. Transportation, Department of
(1983) The Intercity Bus Industry: An Annotated Bibliography by Michael Kyte, July 1983. University of Iowa
(1983) Engineering Study Automating Iowa's Speed Monitoring Program, HR-228, 1983. Transportation, Department of
(1982) Sioux City Sign Inventory System, SCSIS User's Manual prepared for Sioux City, Iowa, September 1982. Transportation, Department of
(1982) Warrants for Rumble Strips on Rural Highways, HR-235, 1982. Transportation, Department of
(1982) Summary of Findings of a U.S. D.O.T. study on "An Investigation of Truck Size and Weight Limits, April 13, 1982. Transportation, Department of
(1982) An Investigation of Signing Needs at Uncontrolled Local Road Intersections, HR-230, 1982. Transportation, Department of
(1982) Traffic Control Inventory Manual, 1982. Transportation, Department of
(1981) Establishment of Speed Zones on Primary Highways, August 4, 1981. Transportation, Department of
(1981) Liability and Traffic Control Considerations for Low Water Stream Crossings, HR-218, 1981. Transportation, Department of
(1981) Field Evaluation of Electro-Reflective Measuring Apparatus (ERMA), MLR-81-01, 1981. Transportation, Department of
(1981) Predicted Accident List by FRA Number, 1981. Transportation, Department of
(1981) Public Railroad Crossings Cross Reference List/Rail and Water Division, 1981. Transportation, Department of
(1980) Traffic Volume Studies, 1980. Transportation, Department of
(1979) Intercity Bus Transportation by Richard K. Taube, National Transportation Policy Study Commission, November 1979. Transportation, Department of
(1979) Comparison of Commercial Truck Size, Weight, and Registration Fees for Iowa and Surrounding States, Office of Policy Analysis, August 1979. Transportation, Department of
(1979) Fixed Route Transit Service standards for the Cedar Rapids: Marion Metropolitan Area, June 1979. Transportation, Department of
(1979) Pavement Wear and Studded Tire Use in Iowa, HR-148, 1979. Transportation, Department of
(1979) Wind Tunnel Analysis of the Effects of Planting at Highway Grade Separation Structures, HR-202, 1979. Transportation, Department of
(1979) River Transportation in Iowa prepared by Office of Advance Planning, Planning and Research Division, May 1979. Transportation, Department of
(1979) Determination of Rumble Strip Effectiveness, HR-184, 1979. Transportation, Department of
(1979) 1979 Highway Safety Accident Studies, 1979. Transportation, Department of
(1978) Report on a Traffic Safety Study for Ankeny Iowa, December 1978. Transportation, Department of
(1978) First Avenue study, August 1978. Transportation, Department of
(1978) Traffic Engineering Study for the City of Boone Iowa, August 1978. Transportation, Department of
(1978) Iowa Railroad Track Geometry Ratings, July 1978. Transportation, Department of
(1978) Portable School Stop Signs and Other Non-Uniform School Stop Control Devices, HR-190, 1978. Transportation, Department of
(1978) River Transportation in Iowa prepared by Office of Advance Planning, Planning and Research Division, May 1978. Transportation, Department of
(1978) Accident location and analysis system of Iowa, 1978. Transportation, Department of
(1978) The Des Moines Urbanized Area Transportation System Management Plan 1978-79, 1978. Transportation, Department of
(1978) Guide to Iowa Outdoor Advertising Sign Regulations Along Primary Highways, Office of Right of Way, 1978. Transportation, Department of
(1978) Hamilton Boulevard Safety Project Evaluation, Sioux City Iowa, 1978. Transportation, Department of
(1978) Phase I Implementation: Accident Location and Analysis System, 1974. Transportation, Department of
(1977) Effects of Reduced Intersection Lighting on Nighttime Accident Frequency, HR-1003A, 1977. Transportation, Department of
(1977) Information Needs: The Interstate Highway Motorist in Iowa, November 1967. Transportation, Department of
(1977) Vehicle Delay Times at Railroad Crossings prepared by Planning and Research Division, September 1977. Transportation, Department of
(1977) Skid Resistance of the Secondary Road System in Iowa; HR-168, MLR-77-1, 1977. Transportation, Department of
(1977) Iowa Track Geometry Car Operators Safety Manual, March 1977. Transportation, Department of
(1977) Sprinkle Treatment (Bristowes Spreader), HR-512. Transportation, Department of
(1976) Investigation of Highway Lighting, HR-154, 1976. Transportation, Department of
(1976) Iowa Construction and Maintenance Traffic Control Handbook, 1976. Transportation, Department of
(1976) 1976-1980 Iowa Transportation Improvement Program. Transportation, Department of
(1976) City of Keokuk, Iowa: Traffic Safety Study, 1976. Transportation, Department of
(1976) Transportation System Management: Des Moines Urbanized Area 1977-1978: Appendix, 1976. Transportation, Department of
(1975) Determining the Loss of Service Life on Secondary Roads or City Streets used for Primary Road Detours by Ronald D. Less September 24, 1975. Transportation, Department of
(1975) Off-Peak hour Transit Routing, July 1975. Transportation, Department of
(1975) Thermoplastic Pavement Markings, HR-172, 1975. Transportation, Department of
(1975) Visibility and Speed Estimation of Iowa State Highway Commission Snowplows, HR-174, 1975. Transportation, Department of
(1975) Maintenance Control Sections, 1975. Transportation, Department of
(1974) Before the Iowa State Commerce Commission in the matter of application for installation of automatic highway-railroad grade crossing signal protection at the location where main street crossed the tracks of the Burlington Northern Inc. in the town of Lucas, Iowa: Docket No. A-6901 decision and order decided April 30, 1974. Transportation, Department of
(1974) Before the Iowa State Commerce Commission in the matter of installation and maintenance of railroad-highway crossing signals on secondary road and Chicago and North Western Transportation Company railway tracks in Westgate, Iowa: docket no. A-6911 : decision and order decided April 30, 1974. Transportation, Department of
(1974) Iowa Highway Safety Program: Legislative Summary, 65th General Assembly, September 1, 1974. Public Safety, Department of
(1974) Iowa Motorcycle Accident Study, 1971-1973, 1974. Public Safety, Department of
(1973) Dedicated to Better and Safer Highways, Iowa State Highway Commission, July 1973. Transportation, Department of
(1972) Preliminary Study on the Relationship between Traffic Violation Convictions and Traffic Accidents of Drivers involved in Fatal Accidents Iowa, 1972 prepared by Aurora P. Berenguel. Public Safety, Department of
(1970) List of Signs and Illustrations of Use for Primary and Interstate Highways by Traffic and Safety Department, July 1970. Transportation, Department of
(1970) A Study of the Need for Traffic Signals at Selected Intersections, May 1970. Transportation, Department of
(1970) A Motorcycle Accident Study, 1970. Public Safety, Department of
(1969) Inspectors Handbook, Highway Signing by Paul McGuffin, 1969. Transportation, Department of
(1968) Optimum Enforcement Level for Traffic Weight Operations Executive Summary, October 31, 1968. Transportation, Department of
(1968) Optimum Enforcement Level for Traffic Weight Operations, HR-138, Appendices, 1968. Transportation, Department of
(1966) Magnitude and Frequency of Iowa Floods: HR-2 – Part 1, July 1966. Transportation, Department of
(1966) Magnitude and Frequency of Iowa Floods:HR-2, 1966. Transportation, Department of
(1966) Construction Records: A Guide for Inspectors, March 1966. Transportation, Department of
(1966) Maintenance Control Sections, 1966. Transportation, Department of
(1963) The Effect of the No-Passing Zone Sign on "Passing" Accidents, 1963. Transportation, Department of
(1963) List of Signs and Sign Blanks for Primary and Interstate Systems by Iowa State Highway Commission, January 1963. Transportation, Department of
(1962) Iowa Study of No Passing Zone Signing, 1962. Transportation, Department of
(1962) A Sufficiency Rating System for Secondary Roads by Mark Morris, 1962. Transportation, Department of
(1959) Electronic Warning Signal Research at Hidden Intersections, June 1959. Transportation, Department of
(1948) Standard Specifications for Construction Work on the Secondary Road System, January 1948. Transportation, Department of
(1946) Accident Facts of Iowa, 1946. Public Safety, Department of
(1945) Accident Facts of Iowa, 1945. Public Safety, Department of
(1944) Accident Facts of Iowa, 1944. Public Safety, Department of
(1943) Accident Facts of Iowa, 1943. Public Safety, Department of
(1941) Accident Facts of Iowa, 1941. Public Safety, Department of
(1937) Manual; planning the procedure and analysis of a highway accident survey, 1937. Transportation, Department of
(1936) A compilation of traffic regulations in thirteen Iowa cities / by Laurence W. Murray [and] Alfred B. Bowman, 1936. Governor's Office
(1936) A study of drivers in major accidents, September, 1935-April, 1936, by Harold L. Gaunt [and] Laurence W. Murray, 1936. Governor's Office
(1933) Standard Specifications for Construction Work on the Secondary Road System, October 1933. Transportation, Department of
(1933) Standard Specifications for Construction Work on the Primary Road System, August 1933. Transportation, Department of
(1916) The Use of Traffic Signs, December 20, 1916. Iowa State University
Aligning Iowa Driver Education Curriculum And Standards Toward A Zero Fatalities Vision - SPR-RE22(018)-8H-00. Transportation, Department of
FY 2021 Research At-A-Glance. Transportation, Department of
(2024) Governor’s Traffic Safety Bureau, Policy and Procedure Manual, 2025. Public Safety, Department of
(2011) Evaluating the Effectiveness of Red Light Running Camera Enforcement in Cedar Rapids and Developing Guidelines For Selection and use of Red Light Running Countermeasures, Midwest Transportation Consortium, Final Report November 2011. Transportation, Department of
(2011) Midwest Transportation Consortium Annual Report, 2011. Transportation, Department of
(2011) Preparing Tomorrow's Transportation Workforce: A Midwest Summit, 2010. Transportation, Department of
(2010) Curb it-Click it Electronic Communication Devices Prohibited Uses While Driving. Transportation, Department of
(2010) Curb it-Click it Iowa's Seat Belt Laws. Transportation, Department of
(2010) Curb it-Click it New Safety Laws For Teen Drivers, July 13, 2010. Transportation, Department of
(2010) Midwest Transportation Consortium Annual Report, 2010. Transportation, Department of
(2009) CrossRoads, Winter 2009. Public Safety, Department of
(2009) CrossRoads, Spring-Summer 2009. Public Safety, Department of
(2009) Midwest Transportation Consortium Annual Report, 2009. Transportation, Department of
(2008) CrossRoads, Winter 2008. Public Safety, Department of
(2008) CrossRoads, Spring 2008. Public Safety, Department of
(2008) Midwest Transportation Consortium Annual Report, 2007-2008. Transportation, Department of
(2007) CrossRoads, Autumn 2007. Public Safety, Department of
(2007) CrossRoads, Spring/Summer 2007. Public Safety, Department of
(2007) Midwest Transportation Consortium Annual Report, 2006-2007. Transportation, Department of
(2006) CrossRoads, Winter 2006. Public Safety, Department of
(2006) CrossRoads, Autumn 2006; quarterly publication of the Governor's Traffic Safety Bureau, Iowa Department of Public Safety. Public Safety, Department of
(2006) CrossRoads, Spring/Summer 2006. Public Safety, Department of
(2006) Midwest Transportation Consortium Annual Report, 2005-2006. Transportation, Department of
(2005) CrossRoads, Spring/Summer 2005; quarterly publication of the Governor's Traffic Safety Bureau, Iowa Department of Public Safety. Public Safety, Department of
(2004) Midwest Transportation Consortium Annual Program Report, October 2004. Transportation, Department of
(2004) Midwest Transportation Consortium Annual Report, 2004-2005. Transportation, Department of
(2003) Research News, Spring 2003. Transportation, Department of
(2002) Research News, December 2002. Transportation, Department of
(2002) Midwest Transportation Consortium Annual Program Report, October 2002. Transportation, Department of
(2000) Midwest Transportation Consortium Annual Program Report, October 2000. Transportation, Department of
(1978) Opinions about Highway Safety Iowa Drivers, August 14-25, 1978. Transportation, Department of
(1977) Opinions about Highway Safety Iowa Drivers, November 29- December 7, 1977, 1977. Transportation, Department of
(2012) Motorcycle conspicuity: what factors have the greatest impact (tech transfer summary). Transportation, Department of
(2010) It's preventable!
