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(2024) Research Solutions Brief: Tapping into the Collective Knowledge of Low-volume Roads, 2024. Transportation, Department of
(2024) Research In Progress: Roller Compacted Concrete Shoulders, TR-829, 2024. Transportation, Department of
(2024) Research Solutions: Otta Seal Surfacing Supports Cost-Effective, Sustainable Roads, TR-753, 2024. Transportation, Department of
(2024) Research In Progress Brief: TR-830 - Modernizing Guidance for Sawing Concrete Pavement Joints, June 2024. Transportation, Department of
(2024) Research Solutions Brief: TR-770 - Reclaimed asphalt may offer resource savings and improved pavement performance. Transportation, Department of
(2024) Development of an Implementation Plan for Sustainable Transportation Infrastructure Systems in Iowa, 21-SPR1-006, 2024. Transportation, Department of
(2023) Interstate and Primary PCC Pavement Overlays Review. Transportation, Department of
(2023) Research Solutions - Increasing concrete durability with new test methods and specifications - TPF-5(368). Transportation, Department of
(2023) Research In Progress - VKelly Slipform Paving Vibration Test Pooled Fund - TPF-5(498). Transportation, Department of
(2023) Impact of Curling and Warping on Concrete Pavement: Phase II _ TR-749. Transportation, Department of
(2023) National Road Research Alliance - Phase II - TPF-5(466). Transportation, Department of
(2023) Pavement Structural Analysis Tool (PSAT) for Iowa Local Roads_TR-762. Transportation, Department of
(2023) Demonstration of Innovative Technologies for Pavement Foundation Layer Construction: Pavement Foundation Mapping Projects - TPF-5(478). Transportation, Department of
(2022) Performance Engineered Concrete Paving Mixtures - TPF-5(368). Transportation, Department of
(2022) Performance Engineered Concrete Paving Mixtures - TPF-5(368). Transportation, Department of
(2022) Evaluation of the Use of IRI Data to Estimate Bridge Dynamic Impact Factor(DIF). Transportation, Department of
(2022) Research Solutions - Advanced Technologies ensure Iowa’s pavement foundations are built as designed - ST-008. Transportation, Department of
(2021) Increasing pavement performance through pavement foundation design modulus verification and construction quality monitoring_ST-008. Transportation, Department of
(2021) Self-Heating Electrically Conductive Concrete Demonstration Project TR-724. Transportation, Department of
(2021) Research Solutions - Iowa's updated Asphalt Pavement Standards improve Road Performance TR-742. Transportation, Department of
(2021) Iowa Pavement Analysis Techniques (IPAT) Tool. Transportation, Department of
(2019) Laboratory and Field Evaluation of an Alternative UHPC Mix and Associated UHPC Bridge TR684. Transportation, Department of
(2019) IN SITU MODULUS MEASUREMENT USING AUTOMATED PLATE LOAD TESTING FOR STATEWIDE MECHANISTIC-EMPIRICAL DESIGN CALIBRATION. Transportation, Department of
(2019) ST-003 In Situ Modululs Measurement using Automated Plate Load Testing for Statewide Mechanistic-Empirical Design Calibration. Transportation, Department of
(2019) TR698 - Optimized Joint Spacing for Concrete Overlays with and without Structural Fiber Reinforcement. Transportation, Department of
(2019) TR709 - Effectiveness of Pavement Preservation Techniques. Transportation, Department of
(2018) Evaluation of Otta Seal Surfacing for Low-Volume Roads in Iowa - TR-674. Transportation, Department of
(2018) Prevention of Longitudinal Cracking in Iowa Widened Concrete Pavement - TR-700. Transportation, Department of
(2018) Durable Pavement Marking and Grooving, April 2018 TR-652. Transportation, Department of
(2016) Development of a Wireless MEMS Multifunction Sensor System and Field Demonstration of Embedded Sensors for Monitoring Concrete Pavements, TR-637, 2016. Transportation, Department of
(2016) Safety Edge Crash Modification Factors, Tech Brief, 2016. Transportation, Department of
(2016) Impact of Curling and Warping on Concrete Pavement, TR-668, 2016. Transportation, Department of
(2016) Validation of Gyratory Mix Design in Iowa, TR-667, 2016. Transportation, Department of
(2016) Improving the Foundation Layers for Concrete Pavements: Pavement Foundation Layer Reconstruction – Pennsylvania US 22 Field Study - TPF-5(183). Transportation, Department of
(2016) Evaluation and Testing of a Lightweight Fine Aggregate Concrete Bridge Deck in Buchanan County, Iowa, TR-648, 2016. Transportation, Department of
(2016) Improving the Foundation Layers for Pavements: Pavement Foundation Layer Reconstruction – Iowa I-35 Field Study - TPF-5(183). Transportation, Department of
(2016) Improving the Foundation Layers for Concrete Pavements: Jointed Concrete Pavement Rehabilitation with Precast Concrete Pavement – California I-15 Field Study - TPF-5(183). Transportation, Department of
(2016) Improving the Foundation Layers for Concrete Pavements: Pavement Foundation Layer Reconstruction – Iowa US 30 Field Study - TPF-5(183). Transportation, Department of
(2016) Laboratory Investigation of Bridge Strip Seal Joint Termination Details, SPR RB08-014, 2016. Transportation, Department of
(2016) Development and Evaluation of a Portable Device for Measuring Curling and Warping in Concrete Pavements, 2016. Transportation, Department of
(2016) Improving the Foundation Layers for Pavements: Pavement Foundation Layer Reconstruction – Michigan I-94 Field Study-TPF-5(183). Transportation, Department of
(2015) Improving the Foundation Layers for Concrete Pavements: Pavement Foundation Layer Reconstruction – Iowa I-29 Field Study - TPF-5(183). Transportation, Department of
(2015) Improving the Foundation Layers for Pavements: Field Evaluation of Premature Pavement Joint Deterioration – Iowa Urbandale Drive Field Study - TPF-5(183). Transportation, Department of
(2015) Investigation of AASHTOWare Pavement ME Design/DARWin-ME Performance Prediction Models for Iowa Pavement Analysis and Design, 2015. Transportation, Department of
(2015) Improving the Foundation Layers for Concrete Pavements: Pavement Foundation Layer Reconstruction with Cement Treated Base Underlain by Geotextile – Michigan I-96 Field Study - TPF-5(183). Transportation, Department of
(2015) Comparison of Roadway Roughness Derived from LIDAR and SFM 3D Point Clouds, HR-3001, 2015. Transportation, Department of
(2015) Comparison of Setting Time Measured Using Ultrasonic Wave Propagation with Saw-Cutting Times on Pavements, TR-675, 2015. Transportation, Department of
(2015) Development of Non-Petroleum-Based Binders for Use in Flexible Pavements – Phase II, TR-650, 2015. Transportation, Department of
(2015) Improving the Foundation Layers for Pavements: Pavement Foundation Layer Construction – Wisconsin US 10 Field Study - TPF-5(183). Transportation, Department of
(2015) Iowa Pavement Asset Management Decision-Making Framework & Pavement Treatment Selection Tool for Local Agencies, TR-651, 2015. Transportation, Department of
(2015) Evaluation of the Need for Longitudinal Median Joints in Bridge Decks on Dual Structures, TR-661, 2015. Transportation, Department of
(2015) Reflective Crack Mitigation Guide for Flexible Pavements, TR-641, 2015. Transportation, Department of
(2015) Implementation Manual — 3D Engineered Models for Highway Construction: The Iowa Experience; RB33-014, 2015. Transportation, Department of
(2015) Concrete Pavement Mixture Design and Analysis (MDA): Development and Evaluation of Vibrating Kelly Ball Test (VKelly Test) for the Workability of Concrete, 2015. Transportation, Department of
(2015) Concrete Pavement Mixture Design and Analysis (MDA): Evaluation of Foam Drainage Test to Measure Air Void Stability in Concrete. Transportation, Department of
(2015) Development of Quality Standards for Inclusion of High Recycled Asphalt Pavement Content in Asphalt Mixtures – Phase II, TR-658, 2015. Transportation, Department of
(2015) Interlaboratory Study to Determine the Precision of the MIT Scan T2 for PCC Pavement Thickness, MLR 14-01, 2015. Transportation, Department of
(2015) Impacts of Internal Curing on Concrete Properties, TR-676, 2015. Transportation, Department of
(2014) Pavement Management Performance Modeling: Evaluating the Existing PCI Equations, RB14-013 2014. Transportation, Department of
(2014) Assessment of Asphalt Interlayer Designed on Jointed Concrete, InTrans Project 13-475, 2014. Transportation, Department of
(2014) Guidance for Improving Foundation Layers to Increase Pavement Performance on Local Roads, TR-640, 2014. Transportation, Department of
(2014) Concrete Pavement Mixture Design and Analysis (MDA): Factors Influencing Drying Shrinkage, TPF-5(205), 2014. Transportation, Department of
(2014) Optimizing Pavement Base, Subbase, and Subgrade Layers for Cost and Performance of Local Roads, TR-640. Transportation, Department of
(2014) Development of Asphalt Dynamic Modulus Master Curve Using Falling Weight Deflectometer Measurements, TR-659. Transportation, Department of
(2014) The Use of Ternary Mixtures in Concrete, TPF-5(117), 2014. Transportation, Department of
(2014) Improving the Foundation Layers for Pavements: Mechanistic-Empirical Pavement Design Guide (MEPDG) Sensitivity Analysis - TPF-5(183). Transportation, Department of
(2014) Development of Bio-Based Polymers for Use in Asphalt, TR-639, 2014. Transportation, Department of
(2013) Long-Life Concrete: How Long Will My Concrete Last? A Synthesis of Knowledge of Potential Durability of Concrete, TPF-5(159), 2013. Transportation, Department of
(2013) Evaluation of Bias in the Hamburg Wheel Tracking Device, RB00-010, 2013. Transportation, Department of
(2013) Investigation into Shrinkage of High-Performance Concrete Used for Iowa Bridge Decks and Overlays, TR-633, 2013. Transportation, Department of
(2013) Investigation of Warm-Mix Asphalt for Iowa Roadways, TR-635, 2013. Transportation, Department of
(2013) Training Development for Pavement Preservation, RB07-011, 2013. Transportation, 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) Colored Entrance Treatments for Rural Traffic Calming : Tech Brief, 2013. Transportation, Department of
(2012) Development of Quality Standards for Inclusion of High Recycled Asphalt Pavement Content in Asphalt Mixtures, TR-624, 2012. Transportation, Department of
(2012) Speed Management Toolbox for Rural Communities, TR-630, Final Report, December, 2012. Transportation, Department of
(2012) How to Reduce Tire-Pavement Noise: Better Practices for Constructing and Texturing Concrete Pavement Surfaces, TPF-5(139), 2012. Transportation, Department of
(2012) Investigation of Deterioration of Joints in Concrete Pavements , TPF-5(224), 2012. Transportation, Department of
(2012) Concrete Pavement Mixture Design and Analysis (MDA) Guide Specification for Highway Concrete Pavements, TPF-5(205), 2012. Transportation, Department of
(2012) Concrete Pavement Mixture Design and Analysis (MDA): Assessment of Air Void System Requirements for Durable Concrete, TPF-5(205), 2012. Transportation, Department of
(2012) Concrete Pavement Mixture Design and Analysis (MDA): Effect of Aggregate Systems on Concrete Properties, TPF-5(205), 2012. Transportation, Department of
(2012) Deicer Scaling Resistance of Concrete Mixtures Containing Slag Cement Phase 2: Evaluation of Different Laboratory Scaling Test Methods, TPF-5(100), 2012. Transportation, Department of
(2012) Development of Performance Properties of Ternary Mixtures: Field Demonstrations and Project Summary, TPF-5(117), 2012. Transportation, Department of
(2012) Effects of Implements of Husbandry (Farm Equipment) on Pavement Performance, TR-563, 2012. Transportation, Department of
(2012) Concrete Pavement Mixture Design and Analysis (MDA): Application of a Portable X-Ray Fluorescence Technique to Assess Concrete Mix Proportions , TPF-5(205), 2012. Transportation, Department of
(2011) Performance Evaluation Of Iowa Bridge Decks Constructed With Epoxy-Coated Reinforcing Bars, RB06-011, 2011. Transportation, Department of
(2011) Evaluation of Metakaolin for HPC Deck Overlays, MLR-11-01, 2011. Transportation, Department of
(2011) Stabilization Procedures to Mitigate Edge Rutting for Granular Shoulders - Phase II, TR-591, 2011. Transportation, Department of
(2010) Development of Non-Petroleum Based Binders for Use in Flexible Pavements, TR-594, 2010. Transportation, Department of
(2010) Biofuel Co-Product Uses for Pavement Geo-Materials Stabilization, TR-582, 2010. Transportation, Department of
(2010) Identification of Laboratory Techniques to Optimize Superpave HMA Surface Friction Characteristics, TR-450, 2010. Transportation, Department of
(2010) Instrumentation and Monitoring of Precast Bridge Approach Tied to an Integral Abutment Bridge in Bremer County, SPR 0000-005, 2010. Transportation, Department of
(2010) Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment, TR-555, 2010. Transportation, Department of
(2010) Improving Concrete Overlay Construction, TR-600, 2010. Transportation, Department of
(2010) Pavement Thickness Design for Local Roads in Iowa, TR-586, 2010. Transportation, Department of
(2009) Laboratory Performance Evaluation of CIR-Emulsion and its Comparison Against CIR-Foam Test Results from Phase 2, TR-474, 2009. Transportation, Department of
(2009) Investigation into Freezing-Thawing Durability of Low-Permeability Concrete with and without Air Entraining Agent, 2009. Transportation, Department of
(2009) Investigation of Electromagnetic Gauges for Determination of In-Place Density of HMA Pavements, TR-576, 2009. Transportation, Department of
(2009) Examination of Curing Criteria for Cold In-Place Recycling Phase 2: Measuring Temperature, Moisture, Deflection and Distress from CIR Test Section, TR-590, 2009. Transportation, Department of
(2009) Crack Development in Ternary Mix Concrete Utilizing Various Saw Depths, TR-587, 2009. Transportation, Department of
(2009) MEPDG Work Plan Task No. 5: Characterization of Unbound Materials (Soils/Aggregates) for Mechanistic-Empirical Pavement Design Guide, 2009. Transportation, Department of
(2009) MEPDG Work Plan Task No. 7: Existing Pavement Input Information for the Mechanistic-Empirical Pavement Design Guide, 2009. Transportation, Department of
(2009) MEPDG Work Plan Task No. 8: Validation of Pavement Performance Curves for the Mechanistic-Empirical Pavement Design Guide, 2009. Transportation, Department of
(2009) 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, 2009. Transportation, Department of
(2009) Hot Mix Asphalt Reference Manual 2007-2008, Technical Training and Certification Program, 2007-2008. Transportation, Department of
(2009) Level I & II Aggregate Reference Manual 2009-2010, Technical Training and Certification Program, 2009. Transportation, Department of
(2008) Design and Performance Verification of UHPC Piles for Deep Foundations, TR-558, 2008. Transportation, Department of
(2008) Performance Evaluation of Concrete Pavement Granular Subbase - Pavement Surface Condition Evaluation, TR-554, 2008. Transportation, Department of
(2008) The Utilization of Agriculturally Derived Lignin as an Antioxidant in Asphalt Binder, TR-557, 2008. Transportation, Department of
(2008) Rehabilitation of Concrete Pavements Utilizing Rubblization and Crack and Seat Methods (Phase II): Performance Evaluation of Rubblized Pavements in Iowa, TR-550, 2008. Transportation, Department of
(2008) Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phase III Final Report, 2008. Transportation, Department of
(2008) Laboratory Testing of Precast Paving Notch System, RB01-005, 2008. Transportation, Department of
(2008) Evaluation of Dowel Bar Retrofits for Local Road Pavements, TR-520, 2008. Transportation, Department of
(2008) Miles of Public Roads in Iowa by Surface Type, January 1, 2008. Transportation, Department of
(2008) Bridge Deck Grade 2008, Technical Training and Certification Program, 2008. Transportation, Department of
(2007) Improving Portland Cement Concrete Mix Consistency and Production Rate through Two-Stage Mixing, TR-505, 2007. Transportation, Department of
(2007) Level I Portland Cement Concrete 2007-2008, Instruction Manual; Technical Training and Certification Program, 2007. Transportation, Department of
(2007) Level II Portland Cement Concrete 2007-2008, Instruction Manual; Technical Training and Certification Program, 2007. Transportation, Department of
(2007) Portland Cement Concrete Reference Manual 2007-2008, Technical Training and Certification Program, 2007. Transportation, Department of
(2007) Hot Mix Asphalt Reference Manual 2008-2009, Technical Training and Certification Program, 2008-2009. Transportation, Department of
(2007) Manual of Laboratory Mix Design Procedure for Cold In-Place Recycling using Foamed Asphalt (CIR-foam), TR-474, 2007. Transportation, Department of
(2007) Evaluation of Long-Term Field Performance of Cold In-Place Recycled Roads: Field and Laboratory Testing, TR-502, 2007. Transportation, Department of
(2007) Evaluation of Long-Term Field Performance of Cold In-Place Recycled Roads: Summary Report, TR-502, 2007. Transportation, Department of
(2007) Thin Maintenance Surfaces for Municipalities, TR-507, 2007. Transportation, Department of
(2007) Air Content and Permeability of PCC Pavements: 1909 to 2006, MLR-05-02, 2007. Transportation, Department of
(2007) Investigation of PCC Pavement Sections from I-29 Pottawattamie County, MLR-06-01, 2007. Transportation, Department of
(2007) Miles of Public Roads in Iowa by Surface Type, January 1, 2007. Transportation, Department of
(2007) Certified Technicians 2008, Technical Training and Certification Program, 2008. Transportation, Department of
(2007) Hot Mix Asphalt Sampling Technician 2007-2008, Technical Training and Certification Program, 2007. Transportation, Department of
(2007) Level I & II Aggregate Instruction Text, Technical Training and Certification Program 2007-2008, 2007. Transportation, Department of
(2007) Level I & II Aggregate Reference Manual 2007-2008, Technical Training and Certification Program, 2007. Transportation, Department of
(2007) Profilograph Instruction Manual 2007-2008, Technical Training and Certification Program, 2007. Transportation, Department of
(2006) Field Evaluation of Elliptical Steel Dowel Performance, 2006. Transportation, Department of
(2006) Planning, Developing, and Implementing the Iowa Pavement Marking Management System (IPMMS): Phases I and II, 2006. Transportation, Department of
(2006) Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets, TR-466, 2006. Transportation, Department of
(2006) Using Scanning Lasers for Real-Time Pavement Thickness Measurement, TR-538, 2006. Transportation, Department of
(2006) Investigation of High Performance Concrete Pavement, MLR-05-01, 2006. Transportation, Department of
(2006) Mix Design Development for Pervious Concrete in Cold Weather Climates. Transportation, Department of
(2006) Miles of Public Roads in Iowa by Surface Type, January 1, 2006. Transportation, Department of
(2006) Evaluation of Transverse Joint Forming Methods for PCC Pavement, TR-532, 2006. Transportation, Department of
(2005) Self-Consolidating Concrete—Applications for Slip-Form Paving: Phase I (Feasibility Study), 2005. Transportation, Department of
(2005) Development of In Situ Detection Methods for Materials-Related Distress (MRD) in Concrete Pavements: Phase 2, HR-1081, 2005. Transportation, Department of
(2005) Applications for Reuse of Lime Sludge from Water Softening, TR-535, 2005. Transportation, Department of
(2005) Implementing the Mechanistic-Empirical Pavement Design Guide: Implementation Plan, TR-509, 2005. Transportation, Department of
(2005) Fly Ash Soil Stabilization for Non-Uniform Subgrade Soils, Volume II: Influence of Subgrade Non-Uniformity on PCC Pavement Performance, TR-461, 2005. Transportation, Department of
(2005) Blended Cement Patching Research, MLR-04-01, 2005. Transportation, Department of
(2005) Evaluation of PCC Specification Changes Impact on Durability: 1992 - 1997 Core Study, MLR-98-06, 2005. Transportation, Department of
(2005) Miles of Public Roads in Iowa by Surface Type, January 1, 2005. Transportation, Department of
(2005) The First 5 Years, April 2000 - March 2005, 2005. Transportation, Department of
(2004) English and Spanish terms for concrete paving workers, 2004. : Concrete Paving Workforce Reference no. 4. Transportation, Department of
(2004) Superpave Mix Designs for Low-Volume Roads, TR-414, Final Report, 2004. Transportation, Department of
(2004) Determination of the Optimum Base Characteristics for Pavements, TR-482, 2004. Transportation, Department of
(2004) In-Pavement Pedestrian Flasher Evaluation: Cedar Rapids, Iowa, 2004. Transportation, Department of
(2004) Evaluation of Lightweight Profilers for Construction Smoothness Evaluation, MLR-02-02, 2004. Transportation, Department of
(2004) Miles of Public Roads in Iowa by Surface Type, January 1, 2004. Transportation, Department of
(2004) Level I & II Aggregate Instruction Text, Technical Training and Certification Program 2004-2005, 2004. Transportation, Department of
(2003) Field Evaluation of Alternative Load Transfer Device Locations in Low Traffic Volume Pavements, TR-420, 2003. Transportation, Department of
(2003) Demonstration and Field Evaluation of Alternative Portland Cement Concrete Pavement Reinforcement Materials, HR-1069, 2003. Transportation, Department of
(2003) Longitudinal Joint Forming in PCC Pavements, MLR-00-05, Construction Report, 2003. Transportation, Department of
(2003) Asphalt Rubber Cement Concrete Webster County, HR-555, Final Report, 2003. Transportation, Department of
(2003) Portland Cement Concrete Curing Compound Performance Phase I and Phase II, MLR-02-03, 2003. Transportation, Department of
(2003) Education on Urban Corridor Issues Through Computer Animation, TR-419, 2003. Transportation, Department of
(2003) Miles of Public Roads in Iowa by Surface Type, January 1, 2003. Transportation, Department of
(2003) Aggregates for Thin Maintenance Surfaces, TR-435, 2003. Transportation, Department of
(2003) Asphalt Binders for Thin Maintenance Surfaces, TR-435, 2003. Transportation, Department of
(2003) Quantitative Guidelines for Thin Maintenance Surfaces, TR-435, 2003. Transportation, Department of
(2003) Thin Maintenance Surfaces - Phase II, TR-435, 2003. Transportation, Department of
(2002) Evaluation of Recycled Rubber in Asphalt Cement Concrete - Field Testing, Final Report for HR-330, 330A, 330B, 330C, 330D, 2002. Transportation, Department of
(2002) Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets, TR-466, Construction Report, 2002. Transportation, Department of
(2002) Ultrathin Portland Cement Concrete Overlay Extended Evaluation, Interim Report, TR-432, 2002. Transportation, Department of
(2002) Miles of Public Roads in Iowa by Surface Type, January 1, 2002. Transportation, Department of
(2002) For Increased Pavement Durabilty: Paver Vibrator Monitors, 2002. Transportation, Department of
(2002) Level I & II Aggregate Reference Manual 2001-2002, Technical Training and Certification Program, 2002. Transportation, Department of
(2001) Performance of Poly-Carb, Inc. Flexogrid Bridge Overlay System, MLR-86-04, 2001. Transportation, Department of
(2001) Thin Asphalt Concrete Pavement on Crushed Rock Base, HR-2075, 2001. Transportation, Department of
(2001) Level I & II Aggregate Reference Manual 2001-2002, Technical Training and Certification Program, October 2, 2001. Transportation, Department of
(2001) Superpave Mix Designs for Low Volume Roads, Construction Report, TR-414, 2001. Transportation, Department of
(2001) Investigation of Glass Fiber Composite Dowel Bars for Highway Pavement Slabs, TR-408, 2001. Transportation, Department of
(2001) Thin Bonded Overlay Evaluation, HR-559, Final Report, 2001. Transportation, Department of
(2001) Field Evaluation of Engineering Fabrics for Asphalt Concrete Resurfacing - Audubon County, HR-360, Final Report, 2001. Transportation, Department of
(2001) Highway Maintenance Concept Vehicle Final Report: Phase Three, 2001. Transportation, Department of
(2001) Miles of Public Roads in Iowa by Surface Type, January 1, 2001. Transportation, Department of
(2001) Level I Hot Mix Asphalt 2001-2002 Instruction Manual, Technical Training and Certification Program, 2001. Transportation, Department of
(2001) Level II Portland Cement Concrete 2001-2002, Instruction Manual, Technical Training and Certification Program, 2001. Transportation, Department of
(2000) Response of Iowa Pavements to a Tracked Agricultural Vehicle, HR-1075, Phase II, 2000. Transportation, Department of
(2000) 2000 Transportation Scholars Conference: Compendium of Papers, 2000. Transportation, Department of
(2000) Evaluation of Mini Slump Cone Test, MLR-97-01, 2000. Transportation, Department of
(2000) Ultrathin Portland Cement Concrete Overlay Extended Evaluation, Construction Report, TR-432, 2000. Transportation, Department of
(2000) Asphalt Cement Concrete Longitudinal Joint Adhesive Crafco PN 34524 (Iowa DOT New Product C-98-7), HR-2084, 2000. Transportation, Department of
(2000) Impact of Deck Cracking on Durability, TR-405, 2000. Transportation, Department of
(1999) Deterioration of Iowa Highway Concrete Pavements: A Petrographic Study, HR-1065, 1999. Transportation, Department of
(1999) Response of Iowa Pavements to Heavy Agricultural Loads, HR-1075, 1999. Transportation, Department of
(1999) Laboratory Study of the Leachate from Crushed Portland Cement Concrete Base Material, MLR-96-04, 1999. Transportation, Department of
(1999) Preformed Phoenix Ethylene Propylene Diene Monomer (EPDM) Compression Joint Seals, MLR-93-02, 1999. Transportation, Department of
(1999) Thin Bonded Overlay Evaluation, Construction Report, HR-559, 1999. Transportation, Department of
(1999) Heavy Agricultural Loads on Pavements and Bridges, HR-1073, 1999. Transportation, Department of
(1999) Vibration Study for Consolidation of Portland Cement Concrete, MLR-95-4, 1999. Transportation, Department of
(1999) Instrumentation of Paver Vibrators, MLR-95-10, 1999. Transportation, Department of
(1998) Feasibility of Using Automated Distress Data in the County Need Study, TR-418, 1998. Transportation, Department of
(1998) Education on Urban Corridor Issues Through Computer Animation, TR-419, October 1998. Transportation, Department of
(1998) Demonstration and Field Evaluation of Alternative Portland Cement Concrete Pavement Reinforcement Materials, Construction Report, HR-1069, 1998. Transportation, Department of
(1998) Performance Based Specifications, TR-403, 1998. Transportation, Department of
(1998) Effect of Mix Times on PCC Properties, HR-1066, 1998. Transportation, Department of
(1998) Aggregate Tests related to Performance of Portland Cement Concrete Pavement, final Report, April 15, 1998. Transportation, Department of
(1998) Video Inspection of Highway Edgedrain Systems, HR-317, 1998. Transportation, Department of
(1998) Evaluation of Maturity and Pulse Velocity Measurements for PCC Traffic Opening Decisions, HR-380, 1998. Transportation, Department of
(1998) The Potential of Friction as a Tool for Winter Maintenance, TR-400, 1998. Transportation, Department of
(1998) Review of Cold In-Place Recycled Asphalt Concrete Projects, HR-392, 1998. Transportation, Department of
(1997) Correlation of the Roughometer to the High-Speed Laser Profiler, MLR-97-7, 1997. Transportation, Department of
(1997) Expansive Mineral Growth and Concrete Deterioration, HR-384, 1997. Transportation, Department of
(1997) Let Me Shingle Your Roadway, HR-2079, Interim Report, 1997. Transportation, Department of
(1997) A Statistical Analysis of Iowa Premature Concrete Pavement Deterioration, Supplementary Study, HR-1063, 1997. Transportation, Department of
(1997) Crack Sealing Utilizing a Heat Lance, HR-2058, 1997. Transportation, Department of
(1997) Vibratory Effects in Reinforced Portland Cement Concrete Pavement, MLR-97-2, 1997. Transportation, Department of
(1997) Fast Track Portland Cement Concrete Pavement, HR-538, 1997. Transportation, Department of
(1997) Freeze-Thaw Durability of Concretes with Infilling of Ettringite in Voids, Phase 2, MLR-94-9, 1997. Transportation, Department of
(1997) Pooled Fund Study of Premature Concrete Pavement Deterioration, HR-1063, Final Report, 1997. Transportation, Department of
(1997) Pooled Fund Study of Premature Concrete Pavement Deterioration, HR-1063, Supplementary Study, 1997. Transportation, Department of
(1997) Thin Asphalt Concrete Pavement on Crushed Rock Base - Cass County, Construction Report, HR-2075, 1997. Transportation, Department of
(1997) Preliminary Assessment of the Potential Use of Alternative Materials for Concrete Highway Pavement Joints, 1997. Transportation, Department of
(1997) Vibration Study for Consolidation of Portland Cement Concrete, Preprint, MLR-95-4, 1997. Transportation, Department of
(1996) User Manual for the On-Line Applications of the Pavement Management Information System (PMIS), December 1996. Transportation, Department of
(1996) Bond Enhancement Techniques for PCC Whitetopping, HR-341, 1996. Transportation, Department of
(1996) Iowa Ultra Thin Whitetopping at Two Years of Age, HR-559, 1996. Transportation, Department of
(1996) Level I & II Aggregate Reference Manual 1996-1997, Technical Training and Certification Program, October 31, 1996. Transportation, Department of
(1996) Variations of Tine Texturing of PCC Pavement, MLR-93-4, 1996. Transportation, Department of
(1996) A Different Perspective for Investigation of PCC Pavement Deterioration, HR-2074, Interim Report, 1996. Transportation, Department of
(1996) Evaluation of Recycled Rubber in Asphalt Concrete, HR-330, 1996. 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) Freeze-Thaw Durability Testing of Oversanded Bridge Floor Concrete, MLR-95-5, 1995. Transportation, Department of
(1995) Asphalt Resurfacing Structural Research, HR-556, Construction Report, 1995. Transportation, Department of
(1995) Ultra Thin PCC Overlays, HR-559, Construction Report, 1995. Transportation, Department of
(1995) Evaluation of Microcracking and Chemical Deterioration in Concrete Pavements: Phase II, HR-358, Progress Report, 1995. Transportation, Department of
(1995) A Different Perspective for Investigation of PCC Pavement Deterioration, HR-2074, 1995. Transportation, Department of
(1995) Investigation of PCC Pavement Deterioration: A Few Facts are Worth More than 100 Opinions, Interim Report, HR-2074, 1995. Transportation, Department of
(1995) Iowa Development of Rubblized Concrete Pavement Base - Mills County, HR-315, 1995. Transportation, Department of
(1994) Planning, Implementation and Operation of a Statewide Pavement Management System, Workplan Development and System Design prepared for Statewide Pavement Management Steering Committee, December 1994. Transportation, Department of
(1994) Polymer Additive Ductilad D1002 in a Bituminous Seal Coat, HR-2035, 1994. Transportation, Department of
(1994) Ralumac Latex Modified Asphalt, HR-2041, 1994. Transportation, Department of
(1994) Taxonomy of Institutional Issues that Act as Barriers to the Implementation of Pavement Management Systems, 1994. Transportation, Department of
(1994) Evaluation, Selection and Planning the Implementation of a Pavement Management Optimization Model: Optimization Recommendations, 1994. Transportation, Department of
(1994) Evaluation, Selection and Planning the Implementation of a Pavement Management Optimization Model, Phase II Report, 1994. Transportation, Department of
(1994) Field Evaluation of Engineering Fabrics for Asphalt Concrete Resurfacing - Audubon County, HR-360, Construction Report, 1994. Transportation, Department of
(1994) An Investigation of Emulsion Stabilized Limestone Screenings, HR-309, 1994. Transportation, Department of
(1994) Iowa SHRP Update, No. 8, February 1994. Transportation, Department of
(1994) Image Analysis of PCC and AC Pavements Using SEM Images, HR-346, 1994. Transportation, Department of
(1994) Low Cost Techniques of Base Stabilization, HR-312, 1994. Transportation, Department of
(1993) Field Evaluation of Cold In-Place Recycling of Asphalt Concrete, HR-303, 1993. Transportation, Department of
(1993) Fast Track and Fast Track II Cedar Rapids, Iowa, HR-544, 1993. Transportation, Department of
(1993) Ammonium Phosphate/Fly Ash Road Base Construction, HR-294, 1993. Transportation, Department of
(1993) Investigation of Rapid Thermal Analysis Procedures for Prediction of the Service Life of PCCP Carbonate Coarse Aggregate, HR-337, 1993. Transportation, Department of
(1993) Evaluation of the SHRP Modified Georgia Digital Faultmeter, MLR-93-01, 1993. Transportation, Department of
(1993) Cracking and Seating to Retard Reflective Cracking - Hamilton County, HR-277, 1993. Transportation, Department of
(1993) Asphalt Rubber Cement Concrete Webster County, HR-555, Construction Report, 1993. Transportation, Department of
(1993) Crack and Seat PCC Pavement Prior to Resurfacing US 59 - Shelby County, HR-527, 1993. Transportation, Department of
(1993) Foamed Asphalt Shoulders City of Muscatine, HR-529, 1993. Transportation, Department of
(1993) Non-Grouted Bonded PCC Overlay City of Oskaloosa, HR-528, 1993. Transportation, Department of
(1993) Bond Contribution to Whitetopping Performance on Low Volume Roads, Construction Report, HR-341, 1993. Transportation, Department of
(1993) Cracking and Seating to Retard Reflective Cracking - Fremont County, HR-279, 1993. Transportation, Department of
(1993) Innovative Leak Test for Pavement Joint Seals, Progress Report, HR-318, 1993. Transportation, Department of
(1992) Image Analysis for the Characterization of Materials for Highway Construction : Phase I, Progress Report, HR-346, 1992. Transportation, Department of
(1992) Shotblasting to Improve Frictional Properties, HR-1057, 1992. Transportation, Department of
(1992) Thermoset Composite Concrete Reinforcement, HR-325, Part 2, 1992. Transportation, Department of
(1992) Evaluation of Recycled Rubber in Asphalt Concrete - Black Hawk County, HR-330D, 1992. Transportation, Department of
(1992) Experimental Project No. 621, Pavement Instrumentation, HR-293, 1992. Transportation, Department of
(1992) Evaluation of Asphalt Mix Permeability, MLR-90-2, 1992. Transportation, Department of
(1992) Evaluation of Recycled Rubber in Asphalt Concrete - Dubuque County, HR-330C, 1992. Transportation, Department of
(1992) Evaluation of Recycled Rubber in Asphalt Concrete - Plymouth County, HR-330A, 1992. Transportation, Department of
(1992) Control of Concrete Deterioration Due to Trace Compounds in Deicers, HR-299, 1992. Transportation, Department of
(1992) Investigation of Video Crack and Patch Surveying for Pavement Management, MLR-92-01, 1992. Transportation, Department of
(1992) A Study on the Use of Fabric to Retard Reflective Cracking Over Widened Joints, MLR-88-4, 1992. Transportation, Department of
(1992) Thermoset Composite Concrete Reinforcement, HR-325, Part 1, 1992. Transportation, Department of
(1992) Investigation of Rapid Thermal Analysis Procedures for Prediction of the Service Life of PCCP Carbonate Coarse Aggregate: Phase I, Progress Report, HR-337, 1992. Transportation, Department of
(1992) Correlation of the IJK Roadmeter to the International Roughness Index, MLR-91-5, 1992. Transportation, Department of
(1992) Evaluation of the Chemical Durability of Iowa Fly Ash Concretes, HR-327, Phase II Progress Report, 1992. Transportation, Department of
(1992) Investigation of Video Crack and Patch Surveying for Pavement Management by Kevin Jones, May 1992. Transportation, Department of
(1992) Iowa SHRP Update, No. 7, March 1992. Transportation, Department of
(1992) Performance of a Nongrouted Thin Bonded PCC Overlay, HR-291, 1992. Transportation, Department of
(1991) Ice-Retardant Pavement, HR-290, 1991. Transportation, Department of
(1991) Transverse Joint Sealing with Improved Sealers, HR-276, 1991. Transportation, Department of
(1991) Correlation of the Road Rater and the Dynatest Falling Weight Deflectometer, MLR-91-04, 1991. Transportation, Department of
(1991) Low Cost Fly Ash - Sand Stabilized Roadway Des Moines County, HR-259, 1991. Transportation, Department of
(1991) Iowa SHRP Update, No. 6, April 1991. Transportation, Department of
(1991) Evaluation of Deterioration on US 20 in Webster County, MLR-91-1, 1991. Transportation, Department of
(1991) Relating Creep Testing to Rutting of Asphalt Concrete Mixes, HR-311, Part 2, 1991. Transportation, Department of
(1990) Field Evaluation of Cold In-Place Recycling of Asphalt Concrete, HR-303, Construction Report, 1990. Transportation, Department of
(1990) Crushed Stone Granular Surfacing Materials, HR-2046 and MLR-90-07, 1990. Transportation, Department of
(1990) Glasgrid Fabric to Control Reflective Cracking, HR-535, 1990. Transportation, Department of
(1990) Low Modulus Hot Pour Joint Sealant for ACC Pavements, HR-534, 1990. Transportation, Department of
(1990) Thin Bonded Concrete Overlay with Fast Track Concrete, Final Report, HR-531, 1990. Transportation, Department of
(1990) Thin Bonded Portland Cement Concrete Overlay, HR-520, 1990. Transportation, Department of
(1990) Pottawattamie County Bonded Overlay Study, HR-513, 1990. Transportation, Department of
(1990) Iowa SHRP Update, No. 5, August 1990. Transportation, Department of
(1990) Design, Fabrication, and Operation of the Pavement Crack Monitor Gauge, HR-1054, 1990. Transportation, Department of
(1990) Evaluation of the PAVEDEX Road Survey System in Iowa, HR-547, 1990. Transportation, Department of
(1990) Iowa Development of Rubblized Concrete Pavement Base Mills County, Construction Report, HR-315, 1990. Transportation, Department of
(1990) The Use of Fly Ash in Highway Construction, HR-1031, 1990. Transportation, Department of
(1990) Development of an Economic Dust Palliative for Limestone Surfaced Secondary Roads, HR-297, 1990. Transportation, Department of
(1990) The Effects of Crushed Particles in Asphalt Mixtures, HR-311 and MLR-88-16, 1990. Transportation, Department of
(1990) The Effects of Crushed Particles in Asphalt Mixtures, HR-311 and MLR-88-16, Part 1, 1990. Transportation, Department of
(1989) Soil Tracking Paint Test, MLR-89-13, 1989. Transportation, Department of
(1989) Iowa SHRP Update, No. 4, October 1989. Transportation, Department of
(1989) A Fifteen Year Performance Summary of Fibrous PC Concrete Overlay Research in Greene County, Iowa, HR-165, 1989. Transportation, Department of
(1989) Iowa SHRP Update, No. 3, July 1989. Transportation, Department of
(1989) Iowa SHRP Update, No. 2, June 1988. Transportation, Department of
(1989) Iowa SHRP Update, No. 1, May 1988. Transportation, Department of
(1989) Pavement Evaluation Using the Road Rater Deflection Dish, MLR-89-2, 1989. Transportation, Department of
(1989) Correlation of Locally-Based Performance of Asphalts with Their Physicochemical Parameters, Progress Report 2, HR-298, 1989. Transportation, Department of
(1989) Fine Sand for Use in PC Concrete, MLR-88-6, 1989. Transportation, Department of
(1989) Iowa Development of Roller Compacted Concrete, HR-300, 1989. Transportation, Department of
(1989) Low Cost Techniques of Base Stabilization, HR-312, Construction Report, 1989. Transportation, Department of
(1989) An Investigation of Emulsion Stabilized Limestone Screenings, HR-309, 1989. Transportation, Department of
(1989) Polymerized Asphalt Cement, HR-533, 1989. Transportation, Department of
(1989) Bridge Deck Rehabilitation Rebonding a Delaminated PCC Overlay By Epoxy Injection, HR-1036, 1989. Transportation, Department of
(1989) Demonstration Project No. 74, Field Management of Asphalt Mixes, Study No. 112 Iowa, Mix Verification and Acceptance Simulations, 1989. Transportation, Department of
(1988) Determination of Asphalt Content and Characteristics of Bituminous Paving Mixtures, MLR-88-11, 1988. Transportation, Department of
(1988) Pavement Profiling by Milling, Addendum to HR-283, 1988. Transportation, Department of
(1988) Special Cements for Fast Track Concrete, MLR-87-4, 1988. Transportation, Department of
(1988) Automated Traffic/Truck Weight Monitoring Equipment (Weigh-in-Motion), HR-282, 1988. Transportation, Department of
(1988) A Study of Fine Sand from Nine Mile Island at Dubuque, MLR-88-08, 1988. Transportation, Department of
(1988) Alternative Flexible Overlays, HR-229, 1988. Transportation, Department of
(1988) Evaluation of Bond Retainage in Portland Cement Concrete Overlays by Infrared Thermography and Ground Penetrating Radar, HR-537, 1988. Transportation, Department of
(1988) Pavement Instrumentation, HR-293, 1988. Transportation, Department of
(1988) Asphalt Cement Containing AC-13, HR-522, Final Report, 1988. Transportation, Department of
(1988) Correlation of Locally-Based Performance of Asphalts with their Physicochemical Parameters, Task 1 Report, HR-298, 1988. Transportation, Department of
(1988) Investigation Phase Report for Value Engineering Study Repair of Transverse Cracking in Asphalt Pavement by Will Zitterich, 1988. Transportation, Department of
(1987) Early Strengths of Class F, C, and B Portland Cement Concrete, MLR-87-07, 1987. Transportation, Department of
(1987) Iowa's CHLOE Profilometer Correlation Procedure, MLR-87-10, 1987. Transportation, Department of
(1987) Determination of Tension Crack Development in Plastic P.C. Concrete with Retarding Admixtures, MLR-86-12, 1987. Transportation, Department of
(1987) Special Surface Preparation Prior to Bituminous Overlays, HR-231, 1987. Transportation, Department of
(1987) Frictional Properties of Asphalt Concrete Pavements in Iowa, MLR-87-5, 1987. Transportation, Department of
(1987) Thin Bonded Concrete Overlay with Fast Track Concrete, HR-531, Condition and Performance Report, 1987. Transportation, Department of
(1987) Ammonium Phosphate/Fly Ash Road Base Construction, HR-294, Construction Report, 1987. Transportation, Department of
(1987) Calibration and Reliability of a Nuclear Asphalt Content Gauge, MLR-87-02, 1987. Transportation, Department of
(1987) Improved Asphalt Surfaces and Asphalt Resurfacing Performance through Crack Maintenance, HR-213, 1987. Transportation, Department of
(1987) Evaluation of Calcium Magnesium Acetate Deicer in Scott County, HR-253, Progress Report, 1987. Transportation, Department of
(1987) Iowa DOT Evaluation of the PASCO Road Survey System, HR-539, 1987. Transportation, Department of
(1987) Length Change of P. C. Concrete Due to Moisture Content, MLR-85-09, 1987. Transportation, Department of
(1987) Effects of Deicing Salt Trace Compounds on Deterioration of Portland Cement Concrete, HR-271, 1987. Transportation, Department of
(1987) Improvement of Longitudinal Joints in Asphalt Pavement, HR-215, 1987. Transportation, Department of
(1987) Pavement Texturing by Milling, HR-283, 1987. Transportation, Department of
(1987) Pressure Relief and Other Joint Rehabilitation Techniques, HR-1042, 1987. Transportation, Department of
(1987) The Relationship of Ferroan Dolomite Aggregate to Rapid Concrete Deterioration, HR-266, 1987. Transportation, Department of
(1986) Cracking and Seating PCC Pavement Prior to Resurfacing, HR-527, 1986. Transportation, Department of
(1986) Sprinkle Treatments for Asphalt Concrete, HR-507, 1986. Transportation, Department of
(1986) Field Evaluation of Bonded Concrete Overlays, HR-288, 1986. Transportation, Department of
(1986) Asphalt Cement Concrete Pavement Recycling Cass and Montgomery Counties, HR-1018, 1986. Transportation, Department of
(1986) Asphalt cement concrete pavement recycling, Cass and Montgomery Counties : final report for Iowa DOT project HR-1018, Federal Highway Administration demonstration project no. 39, contract no. DOT-FH-15-336, 1986. Transportation, Department of
(1986) Performance of Nongrouted Thin Bonded PCC Overlays, Construction Report, HR-291, 1986. Transportation, Department of
(1986) Performance of Nongrouted Thin Bonded PCC Overlays, Construction Report, HR-291, August 1986. Transportation, Department of
(1986) Effect of Delay in Testing Asphalt Concrete Specimens for Marshall Stability, MLR-86-08, Draft, 1986. Transportation, Department of
(1986) Effects of Special Aggregate on Bridge Deck Overlay Frictional Properties, HR-205, 1986. Transportation, Department of
(1986) Detection of Concrete Delamination by Infrared Thermography, HR-244, 1986. Transportation, Department of
(1986) Evaluation of Asphalt Mixes Made from Reclaimed Concrete Aggregates, MLR-85-07, 1986. Transportation, Department of
(1986) Low Cost Fly Ash - Sand Stabilization Roadway, Construction Report, HR-259, 1986. Transportation, Department of
(1986) Structural Analysis and Overlay Design of Pavements Using the Road Rater, MLR-84-3, 1986. Transportation, Department of
(1985) Asphalt Cement Containing AC-13, HR-522, Construction Report, 1985. Transportation, Department of
(1985) Field Demonstration and Laboratory Evaluation of Foamed Asphalts - Muscatine County, HR-233, 1985. Transportation, Department of
(1985) Evaluation of Additives for Extruded Asphalt Curbs, MLR-85-06, 1985. Transportation, Department of
(1985) Reducing the Problem of Transverse Cracking, HR-232, 1985. Transportation, Department of
(1985) Establishing Load Transfer in Existing Jointed Concrete Pavements, HR-1041, 1985. Transportation, Department of
(1985) Iowa's Pavement Management System by S.L. Tritsch, 1985. Transportation, Department of
(1984) Recycled Portland Cement Concrete Pavement in Iowa, HR-506, 1984. Transportation, Department of
(1984) Synthetic Fabric to Improve Structural Capacity in Asphalt Overlays, HR-516, 1984. Transportation, Department of
(1984) Strength-Temperature Study of Fly Ash Concrete, MLR-84-6, 1984. Transportation, Department of
(1984) A Ten Year Performance Summary of Fibrous PC Concrete Overlay Research in Greene County, Iowa, HR-165, 1984. Transportation, Department of
(1984) An Evaluation of the Second Generation Consolidation Monitoring Device, HR-1013, 1984. Transportation, Department of
(1984) Improving Subgrade Support Values with Longitudinal Drains, MLR-84-3, 1984. Transportation, Department of
(1984) The Relationship of Aggregate Durability to Trace Element Content, Interim Report, HR-266, 1984. Transportation, Department of
(1984) Sprinkle Treatment of Asphalt Surfaces, HR-199, 1984. Transportation, Department of
(1983) A Nondestructive Method for Determining the Thickness of Sound Concrete on Older Pavements, HR-250, 1983. Transportation, Department of
(1983) Transverse Joint Sealing with Various Sealants, HR-203, 1983. Transportation, Department of
(1983) Use of Reagent Grade Versus Industrial Grade Trichlorethylene in Asphalt Recoveries, MLR-83-05, 1983. Transportation, Department of
(1983) Effect of Grooved Concrete on Curing Efficiency, MLR-83-4, 1983. Transportation, Department of
(1983) Friction Testing of Sprinkle Treatment : Story County P-930-0(14)--30-85, July 1983. Transportation, Department of
(1983) Longitudinal Grinding and Transverse Grooving to Improve Frictional and Profile Properties, HR-1035, 1983. Transportation, Department of
(1983) Performance of Reinforcement Fabric Used Under Asphaltic Concrete Overlays, MLR-83-03, 1983. Transportation, Department of
(1983) 1982 Pavement Smoothness Measurements, May 1983. Transportation, Department of
(1983) Dynamic Deflections to Determine Roadway Support Ratings, HR-245, 1983. Transportation, Department of
(1983) Factors Relating to Aggregate Durability in Portland Cement Concrete, HR-2022, Interim Report, 1983. Transportation, Department of
(1983) Alternative Flexible Overlays, HR-229, Construction Report, 1983. Transportation, Department of
(1982) Performance of Randomly Oriented, Fiber-Reinforced Roadway Soils, HR-211, 1982. Transportation, Department of
(1982) Evaluation of control devices for asphalt pavement recycling operations : summary report for research project HR-188, 1982. Transportation, Department of
(1982) Data Bank for Recycled Bituminous Concrete Pavements by D.Y. Lee, July 1982. Transportation, Department of
(1982) Effect of Oven Heating Time of Asphaltic Concrete on Marshall Stability, MLR-82-02, 1982. Transportation, Department of
(1982) Iowa's Experience with Sprinkle Treatment of Asphalt Pavements, Progress Report for Project HR-199, July 1982. Transportation, Department of
(1982) Transverse Cracking of Asphalt Pavements, HR-1040, Summary Report, 1982. Transportation, Department of
(1982) Warrants for Rumble Strips on Rural Highways, HR-235, 1982. Transportation, Department of
(1982) Effect of Density on Marshall Stability of Hot-Mix Asphaltic Concrete, MLR-82-01, 1982. Transportation, Department of
(1982) Recycled Asphalt Pavement Kossuth County Iowa, HR-176, 1982. Transportation, Department of
(1982) Manual of Pavement Marking Program, March 1982. Transportation, Department of
(1982) 1981 Pavement Smoothness Measurements, February 1982. Transportation, Department of
(1982) Bridge Deck Delamination Study Infrared Inspection, HR-244, 1982. Transportation, Department of
(1981) Use of Longitudinal Subdrains in the 3R Program, Final Report, HR-509, 1981. Transportation, Department of
(1981) Use of Longitudinal Subdrains in the 3R Program, HR-509, Progress Report #2, 1981. Transportation, Department of
(1981) Performance of Various Thicknesses of Portland Cement Concrete, HR-9, 30 Year Report, 1981. Transportation, Department of
(1981) A Review of the Frictional Classification of Iowa Aggregates, MLR-81-04, 1981. Transportation, Department of
(1981) Improvement of Longitudinal Joints in Asphalt Pavement, HR-215, Construction Report, 1981. Transportation, Department of
(1981) Reducing the Adverse Effects of Transverse Cracking, Construction Report, HR-217, 1981. Transportation, Department of
(1981) Transverse Cracking Study of Asphalt Pavement, HR-1020, 1981. Transportation, Department of
(1981) Asphalt Emulsion Bound Macadam in Dubuque County, Iowa, HR-216, Construction Report, 1981. Transportation, Department of
(1981) Pavement Management and Rehabilitation of Portland Cement Concrete Pavements, MLR-80-01, 1981. Transportation, Department of
(1980) Field Performance and Evaluation of Slurry Seals, HR-195, 1980. Transportation, Department of
(1980) Bonded, Thin-Lift, Non-Reinforced Portland Cement Concrete Resurfacing, HR-191, 1980. Transportation, Department of
(1980) Treating Iowa's Marginal Aggregates and Soils by Foamix Process, HR-212, 1980. Transportation, Department of
(1980) Use of Longitudinal Subdrains in the 3R Program, Progress Report 1, HR-509, 1980. Transportation, Department of
(1980) Evaluation of Fly Ash in Portland Cement Concrete Paving in Woodbury County, Iowa, Final Report, HR-201, 1980. Transportation, Department of
(1980) 1980 Pavement Smoothness Measurements, February 1980. Transportation, Department of
(1980) 1982 Pavement Smoothness Measurements, February 1980. Transportation, Department of
(1980) Evaluation of Fly Ash in Portland Cement Concrete Pavement in Monona County, Iowa, HR-200, 1980. Transportation, Department of
(1980) Iowa Motorcycle Ride Meter, HR-1019, 1980. Transportation, Department of
(1980) Pavement Surface on Macadam Base, Adair County, HR-209, Construction Report, 1980. Transportation, Department of
(1979) Penetration Characteristics of Asphalt in a Recycled Mixture, MLR-79-03, 1979. Transportation, Department of
(1979) Asphalt Stabilization (Asphadur)/Reduction of Reflection Cracks (Monsanto Bidim Synthetic Fabric), HR-511, 1979. Transportation, Department of
(1979) Performance of Various Thicknesses of P.C. Concrete Secondary Pavement, HR-9, 1979. Transportation, Department of
(1979) Transverse Joint Sealing with Various Sealants, Progress Report, HR-203, 1979. Transportation, Department of
(1979) Field Evaluation of Pavement Marking Materials, MLR-79-02, 1979. Transportation, Department of
(1979) Pavement Wear and Studded Tire Use in Iowa, HR-148, 1979. Transportation, Department of
(1979) Evaluation of Fly Ash in Portland Cement Concrete Paving in Woodbury County, Iowa, HR-201, Construction Report, 1979. Transportation, Department of
(1979) Development of Concepts for Pavement Management, MLR-79-04, 1979. Transportation, Department of
(1979) A Further Evaluation of Concrete Bridge Deck Surfacing in Iowa, MLR-79-1, 1979. Transportation, Department of
(1979) Dynamic Deflections for Determining Structural Rating of Flexible Pavements, HR-178, 1979. Transportation, Department of
(1979) Fatigue Behavior of Air-Entrained Concrete: Phase II, HR-197, 1979. Transportation, Department of
(1979) Bridge Deck Repair Using Epoxy Resin, HR-177, 1979. Transportation, Department of
(1979) Crack Survey for Fibrous P.C. Concrete Overlay Research in Greene County, Iowa, HR-165, 1979. Transportation, Department of
(1978) Evaluation of Fly Ash in Portland Cement Concrete Pavement in Monona County, Iowa, Construction Report, HR-200, 1978. Transportation, Department of
(1978) Recycling of Asphalt Concrete From I-80 in Cass County, HR-1011, 1978. Transportation, Department of
(1978) Evaluation of an Epoxy Pavement Marking System, HR-180, 1978. Transportation, Department of
(1978) An Evaluation of the Consolidation Monitoring Device, HR-1013, 1978. Transportation, Department of
(1978) A Study of the Frictional Properties of New Asphaltic Concrete Pavements in Iowa, MLR-78-03, 1978. Transportation, Department of
(1978) Sprinkle Treatment of Asphalt Pavements, MLR-78-01, 1978. Transportation, Department of
(1978) Laboratory Study of Slurry Seal Coats, HR-185, Revised, 1978. Transportation, Department of
(1977) Evaluation of Air Pollution Control Devices for Asphalt Pavement Recycling Operations, HR-188, Progress Report, 1977. Transportation, Department of
(1977) Macadam Base Shoulders, HR-181, 1977. Transportation, Department of
(1977) Fibrous Concrete Resurfacing Greene County, Iowa, HR-165, 1977. Transportation, Department of
(1977) Recycling of Cass County I-80 Asphalt Concrete, Progress Report, HR-1011, 1977. Transportation, Department of
(1977) Experimental Macadam Stone Base Des Moines County, HR-175, Construction Report, 1977. Transportation, Department of
(1977) Fatigue Behavior of Air-Entrained Concrete, HR-183, 1977. Transportation, Department of
(1977) Skid Resistance of the Secondary Road System in Iowa; HR-168, MLR-77-1, 1977. Transportation, Department of
(1977) Detection of Steel Corrosion in Bridge Decks and Reinforced Concrete Pavement, HR-156, 1977. Transportation, Department of
(1977) Dynamic Pavement Deflection Measurements, Progress Report, HR-178, 1977. Transportation, Department of
(1977) Prevention of Reflection Cracking in Asphalt Overlays with Structofors, Petromate, and Cerex, HR-158, 1977. Transportation, Department of
(1977) Chloride Penetration Into LSDC (Iowa System) Resurfacing Mixes, MLR-77-05 and R-267, 1977. Transportation, Department of
(1977) Iowa D.O.T's Experience with Recycling Portland Cement Pavement and Asphalt Cement Pavement, MLR-77-4, 1977. Transportation, Department of
(1977) Recycling of Portland Cement Concrete Roads in Iowa, MLR-77-6, 1977. Transportation, Department of
(1977) Sprinkle Treatment (Bristowes Spreader), HR-512. Transportation, Department of
(1976) An Evaluation of Bonded, Thin-lift, Non-reinforced Portland Cement Concrete Resurfacing and Patching. Transportation, Department of
(1976) An Evaluation of the Roto-Mill Profiler on Concrete Pavements in Iowa, MLR-76-1, 1976. Transportation, Department of
(1976) Fibrous Concrete Resurfacing Greene County, Iowa, HR-165, 1976. Transportation, Department of
(1976) Maintenance of Pavement Skid Resistance (Open Graded Asphalt Friction Courses), Progress Report, HR-170, 1976. Transportation, Department of
(1976) The IJK Ride Indicator, 1976. Transportation, Department of
(1975) Evaluation of Chemically Stabilized Secondary Roads, Linn County, Iowa, December, 1975. Iowa State University
(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) Kossuth County Iowa Recycled Asphalt Pavement, Open House, August 10 & 11, 1977. Transportation, Department of
(1975) Recycled Asphalt Pavements - Kossuth County Iowa, HR-176, 1975. Transportation, Department of
(1975) Corrosion of Steel in CRCP, HR-1004, 1975. Transportation, Department of
(1975) Evaluation of the Argentine Nondestructive Test for Determining Concrete Compressive Strength, R-269 and MLR-75-2, 1975. Transportation, Department of
(1974) Evaluation of Chemically Stabilized Secondary Roads, May 1974. Iowa State University
(1974) Survey No. 1, Fibrous Concrete Resurfacing Greene County, Iowa, HR-165, 1974. Transportation, Department of
(1973) An Investigation of Portland Cement Concrete Utilizing 70% Class V Aggregate and 30% Calcareous Coarse Aggregate, R-255, 1973. Transportation, Department of
(1973) Resurfacing and Asphalt Concrete Paving by Kermit L. Farrier, 1973. Transportation, Department of
(1972) Evaluation of Gap-Graded Asphalt Concrete Mixtures, Vol. 1. Physical Properties (Part I: Mechanical Properties), HR-157, Volume 1, 1972 (1973). Transportation, Department of
(1972) Effects of Cement on Moisture Migration in Concrete, Phase A, Laboratory Study of Moisture Migration in Hardened Cement Paste, HR-141, 1972. Transportation, Department of
(1971) An Investigation of the Chemical Method of Determining the Cement Content of Hardened Concrete, MLR-71-01 and R-248, 1971. Transportation, Department of
(1971) Resurfacing and Asphalt Concrete Paving by Kermit L. Farrier, 1971. Transportation, Department of
(1970) A Study of Portland Cement Maintenance Mix and Set Accelerators, R-249, 1970. Transportation, Department of
(1970) Granular Base Materials for Flexible Pavements, HR-131, 1970. Transportation, Department of
(1970) Absorption of Asphalt by Aggregate, HR-142, Progress Report, 1970. Transportation, Department of
(1970) Report of 226A Road Meter & Improvements, MLR-68-2, January 30, 1970. Transportation, Department of
(1970) Lime or Chloride Treatment of Granular Base Course Materials, HR-99, 1970. Transportation, Department of
(1969) Development of a Durability Test for Asphalts, HR-124, Progress Report No. 3., 1969. Transportation, Department of
(1969) Durability and Durability Tests for Paving Asphalt: A State-of-the-Art Report, HR-124, 1969. Transportation, Department of
(1969) Factors influencing stability of granular base course mixes, 1969. Iowa State University
(1969) Improvement of Granular Base Course Materials with Portland Cement, Special Report, HR-99, 1969. Transportation, Department of
(1969) Inspector's Handbook: Subbase Construction, 1969. Transportation, Department of
(1968) Correlation Studies BPR Type Roughometer vs. PCE Type Road Meter, MLR-68-2, 1968. Transportation, Department of
(1968) Creep and Shrinkage Properties of Lightweight Concrete Used in the State of Iowa, HR-136, Phase I, 1968. Transportation, Department of
(1968) Durability of P.C. Concrete as Affected by Aggregate Size, Curing and Proportions, R-214, 1968. Transportation, Department of
(1968) Study of Type 'A' Asphaltic Concrete Surface Mix Design, R-232, 1968. Transportation, Department of
(1968) Asbestos Fibers in Type B Asphaltic Concrete Surface Course, MLR-67-1, 1968. Transportation, Department of
(1968) Stability of Granular Base Course Materials Containing Bituminous Admixtures, 1969. Transportation, Department of
(1967) Iowa Field Conference on "D"-Cracking: Nov. 20 & 21, 1967. Transportation, Department of
(1967) Shear Strength of Granular Materials, 1967. Transportation, Department of
(1967) Development of a Laboratory Durability Test for Asphalts, HR-124, 1967. Transportation, Department of
(1967) Relationship of Carbonate Aggregates to Concrete Aging, HR-116, 1967. Transportation, Department of
(1967) Design and Operation of the Traffic Simulator, HR-100, 1967. Transportation, Department of
(1967) Service Correlation of the Traffic Simulator, HR-100, 1967. Transportation, Department of
(1967) Axisymmetric Wave Propagation in a Solid Viscoelastic Sphere, 1967. Iowa State University
(1967) The Viscoelastic Potential and its Thermodynamic Foundations, 1967. Iowa State University
(1966) Evaluation of Carbide Waste Lime for Soil Stabilization, Progress Report, HR-111. Transportation, Department of
(1966) Stability of Granular Base Course Materials containing Bituminous Admixtures by John Charles Whisler, 1966. Transportation, Department of
(1966) Stability of Granular Base Course Mixes compacted to Modified Proctor Density by Thomas William Best, 1966. Transportation, Department of
(1966) Void Ratio and Shear Strength of Two Compacted Crushed Stones, Progress Report, HR-99. Transportation, Department of
(1965) Behavior of Asphalts During Production of Asphaltic Concrete Mixes, HR-107, 1965. Transportation, Department of
(1965) Subgrade Insulation to Prevent Soil Freezing, HR-87, 1965. Transportation, Department of
(1965) National Accelerator Laboratory prepared for Atomic Energy Commission, July 1965. Transportation, Department of
(1965) Behavior of Asphalts in the Production of Asphaltic Concrete, HR-107, 1965. Transportation, Department of
(1965) Factors Influencing Stability of Granular Base Course Mixes, Progress Report, HR-99, 1965. Transportation, Department of
(1964) Factors Influencing Stability of Granular Base Course Mixes, Progress Report, HR-99, 1964 (November). Transportation, Department of
(1964) Subgrade Insulation to Prevent Soil Freezing, August 1964. Transportation, Department of
(1964) Factors Influencing Stability of Granular Base Course Mixes, Progress Report, HR-99, 1964 (April). Transportation, Department of
(1962) Soil-Cement Stabilization, Part 1, Materials and Construction, HR-75, 1962. Transportation, Department of
(1962) Oils and Tars from Iowa Shales, HR-32, 1962. Transportation, Department of
(1962) Curb Removal Study, HR-76, Progress Report, 1962. Transportation, Department of
(1962) Steam Curing of Portland Cement Concrete at Atmospheric Pressure, HR-40, 1962. Transportation, Department of
(1962) Studies on Soil-Aggregate-Sodium Chloride Stabilized Roads in Franklin County, Iowa, HR-33, 1962. Transportation, Department of
(1961) Evaluation of Lime as an Additive to Soil-Asphalt Stabilization, HR-1, Progress Report, 1961. Transportation, Department of
(1960) Bituminous Mixes Prepared with Ungraded Local Aggregates, Iowa Highway Research Board Bulletin No. 19, 1960. Transportation, Department of
(1960) Chemical Reactions Involving Aggregates, HR-15, 1960. Transportation, Department of
(1960) Highway Construction Materials for the Consolidated Rocks of Southwestern Iowa, Iowa Highway Research Board, Bulletin No. 15, January 1960. Transportation, Department of
(1960) Supplementary Report on Portland Cement Materials in Iowa by S.W. Beyer, 1906. University of Iowa
(1958) A Standard for Road Roughness Measurement, August 1958. Transportation, Department of
(1958) Special Roughometer Tests 1957, February 1958. Transportation, Department of
(1956) Thin Bonded Concrete Resurfacing U.S. 34 West Burlington, Iowa, HR-34,. Transportation, Department of
(1951) Accelerated Testing Track, HR-7, 1951. Transportation, Department of
(1918) Report of Traffic Committee of the League of Iowa Municipalities, on the Use of Road Oil. Iowa State University
(1916) Concrete Sidewalk Construction, March 20, 1916. Iowa State University
FY 2021 Research At-A-Glance. Transportation, Department of
Iowa DOT Research Solutions Iowa Pavement Analysis Techniques. Transportation, Department of
(2024) Research Solutions: TR-777 - Using smartphones to efficiently assess road conditions. Transportation, Department of
(1988) Transportation in Iowa: A Historical Summary, 1988. Transportation, Department of
