Technical Reports

NCAT has a strong commitment to disseminating its research free of charge. Our technical reports provide detailed information about key projects and are available in PDF format. Select reports also include a synopsis of findings.


    24-01: Phase VIII (2021-2024) NCAT Test Track Findings
    Randy West, Raymond (Buzz) Powell, David Timm, Nam Tran, Fan Yin, Nathan Moore, Thomas Harman, Benjamin Bowers, Adriana Vargas, Carolina Rodezno, Raquel Moraes Puchalski, Chen Chen, Surendra Chowdari (Suri) Gatiganti, Jason Nelson, Grant Julian
    Download: Full Report
    24-02: Findings from the Pavement Preservation Group (PG) Study
    Adriana Vargas-Nordcbeck, Jerry Geib, Benjamin Worel, Buzz Powell, Joel Ulring
    Download: Full Report
    23-03: MnROAD Cracking Group Experiment: Validation of Low-Temperature Cracking Tests for Balanced Mix Design
    Michael Vrtis, Carolina Rodezno, Randy West, Joseph Podolsky, Jacob Calvert and Dave Van Deusen
    Download: Full Report
    23-02: Evaluation of IDEAL-CT Testing Equipment
    Nathan Moore, Adam Taylor
    Download: Full Report
    23-01: Summary of Four Balanced Mix Design Case Studies for CRH Americas Materials Companies
    Nathan Moore, Adam Taylor, Shane Buchanan
    Download: Full Report
    22-01: NCAT Performance Testing Round Robin
    Adam J. Taylor, Jason Moore, Nathan Moore
    Download: Full Report
    21-03: Phase VII (2018-2021) NCAT Test Track Findings
    Randy West, David Timm, Buzz Powell, Nam Tran, Fan Yin, Benjamin Bowers, Carolina Rodezno, Fabricio Leiva, Adriana Vargas, Fan Gu, Raquel Moraes, Mostafa Nakhaei
    Download: Full Report
    21-02: Asphalt Pavement: A Critically Important Aspect of Infrastructure Resiliency
    Benjamin Bowers, Fan Gu
    Download: Full Report
    21-01: Using the Primary Control Sieve Index to Define Gradation Type and As A Factor Related to Asphalt Mixture Properties
    Fabricio Leiva, Randy West
    Download: Full Report
    20-07: Improvements of Open-Graded Friction Course in Alabama
    Don Watson, Nadeem Anwer Qureshi, Zhaoxing Xie, Nam Tran
    Download: Full Report
    20-06: Methods for Addressing Tack Tracking Literature Review
    James Musselman, Raquel Moraes, Travis Walbeck, Randy West
    Download: Full Report
    20-05: Life Cycle Cost Analysis – End of Life Considerations
    James Musselman, Randy West
    Download: Full Report
    20-04: Influence of Asphalt Pavement Characteristics on Vehicular Rolling Resistance
    Fan Gu, Randy West, Buzz Powell
    Download: Full Report
    20-03: Benefits of Rehabilitating Concrete Pavements with Slab Fracturing and Asphalt Overlays
    Randy West, Fan Gu, Benjamin F. Bowers
    Download: Full Report
    20-02: Performance Testing for Quality Control and Acceptance of Balanced Mix Design
    Fan Yin, Adam Taylor, Nam Tran
    Download: Full Report
    20-01: Laboratory and Field Characterization of Warm Asphalt Mixtures with High Reclaimed Asphalt Pavement Contents in Alabama
    Fabricio Leiva-Villacorta, Grant Julian
    Download: Full Report
    19-09: Quantifying Pavement Albedo
    James Alleman, Michael Heitzman
    Download: Full Report
    19-08: Mix Design Strategies for Improving Asphalt Mixture Performance
    Nam Tran, Gerry Huber, Fabricio Leiva, Bill Pine, Fan Yin
    Download: Full Report
    19-07: FHWA Demonstration Project for Enhanced Durability of Asphalt Pavements Through Increased In-Place Pavement Density, Phase 3
    Timothy Aschenbrener, Fabricio Leiva, Nam Tran, Adam Hand
    Download: Full Report
    19-06: Determining Initial Service Life for LCCA Using Comparable IRI as One of the Criteria
    Mary Robbins, Nam Tran
    Download: Full Report
    19-05: Three Wheel Polishing Device and Dynamic Friction Tester Accelerated Laboratory Friction Testing Repeatability and Reproducibility Study
    Michael Heitzman, Fan Gu, Amanuel Welderufael
    Download: Full Report
    19-04: A Synthesis of Technical Needs of Asphalt Pavements for Local Roads
    Fabricio Leiva, Randy West, Ray Brown
    Download: Full Report
    19-03: Best Practices for Determining Life Cycle Costs of Asphalt Pavements
    Fan Gu, Nam Tran
    Download: Full Report
    19-02: FHWA Demonstration Project for Enhanced Durability of Asphalt Pavements Through Increased In-Place Pavement Density, Phase 2
    Timothy Aschenbrener, Fabricio Leiva, Nam Tran
    Download: Full Report
    19-01: Preliminary Evaluation of Recycled Asphalt Shingles in Warm Mix Asphalt in Wilson, North Carolina
    Grant Julian, Adam Taylor, Fabricio Leiva
    Download: Full Report
    18-04: Phase VI (2015-2017) NCAT Test Track Findings
    Randy West, David Timm, Buzz Powell, Michael Heitzman, Nam Tran, Carolina Rodezno, Don Watson, Fabricio Leiva, Adriana Vargas
    Download: Full Report
    18-03: Performance and Life-Cycle Cost Benefits of Stone Matrix Asphalt
    Fan Yin, Randy West
    Download: Full Report
    18-02: Review of Initial Service Life Determination in Life Cycle Cost Analysis (LCCA) Procedures and in Practice
    Mary Robbins, Nam Tran
    Download: Full Report Synopsis
    18-01: Material Selection Guidance for Asphalt Pavement Design
    Carolina Rodezno, David Timm, Mary Robbins, Nam Tran
    Download: Full Report Synopsis
    17-09: Effects of Loading Rate and Mix Reheating on Indirect Tensile Nflex Factor and Semi-Circular Bend J-integral Test Results to Assess the Cracking Resistance of Asphalt Mixtures
    Fan Yin, Randy West, Zhaoxing Xie, Adam Taylor, Grant Julian
    Download: Full Report
    17-08: Pavement ME Design - Impact of Local Calibration, Foundation Support, and Design and Reliability Thresholds
    Nam Tran, Mary Robbins, Carolina Rodezno, David Timm
    Download: Full Report Synopsis
    17-07: Pavement ME Design - A Summary of Local Calibration Efforts for Flexible Pavements
    Mary Robbins, Carolina Rodezno, Nam Tran, David Timm
    Download: Full Report
    17-06S: Redesign & Updates of the Perpetual Pavement Design Software: PerRoad Version 4.3 (Research Synopsis)
    David Timm, Nam Tran, Carolina Rodezno
    Download: Full Report
    17-05: Demonstration Project for Enhanced Durability of Asphalt Pavements through Increased In-place Pavement Density
    Tim Aschenbrener, E. Ray Brown, Nam Tran, Phillip B. Blankenship
    Download: Full Report
    17-04: High-Modulus Asphalt Concrete (HMAC) Mixtures for Use as Base Course
    Fabricio Leiva-Villacorta, Adam Taylor, Richard Willis
    Download: Full Report
    17-03R: Effect of Flat and Elongated Aggregate on Stone Matrix Asphalt Performance
    Donald Watson, Grant Julian
    Download: Full Report
    17-02: Evaluation of the AIMS2 and Micro-Deval to Characterize Aggregate Friction Properties
    Mary Greer, Michael Heitzman
    Download: Full Report
    17-01: Evaluation of Laboratory Friction Performance of Aggregates for High Friction Surface Treatments
    Michael Heitzman, Jason Moore
    Download: Full Report
    16-04: Phase V (2012-2014) NCAT Test Track Findings
    Randy West, David Timm, Buzz Powell, Michael Heitzman, Nam Tran, Carolina Rodezno, Don Watson, Fabricio Leiva, Adriana Vargas, Richard Willis, Michael Vrtis, Miguel Sanchez
    Download: Full Report
    16-03: A Synthesis Report: Value of Pavement Smoothness and Ride Quality to Roadway Users and the Impact of Pavement Roughness on Vehicle Operating Costs
    Mary Robbins, Nam Tran
    Download: Full Report Synopsis
    16-02R: Enhanced Compaction to Improve Durability and Extend Pavement Service Life: A Literature Review
    Nam Tran, Pamela Turner, James Shambley
    Download: Full Report
    16-01: Characterization of Asphalt Binder Extracted from Reclaimed Asphalt Shingles
    J. Richard Willis and Pamela Turner
    Download: Full Report
    15-05R: Refined Limiting Strain Criteria and Approximate Ranges of Maximum Thicknesses for Designing Long-Life Asphalt Pavements
    Nam Tran, Mary Robbins, David Timm, J. Richard Willis, and Carolina Rodezno
    Download: Full Report Synopsis
    15-04: High Friction Surface Treatment Alternative Aggregates Study
    Michael Heitzman, Pamela Turner, Mary Greer
    Download: Full Report
    15-03: Laboratory Evaluation of Sylvaroad (TM) RP 100 Rejuvenator: Phase 1
    Pamela Turner, Adam Taylor, and Nam Tran
    Download: Full Report
    15-02: Literature Review: The Impact of Pavement Roughness on Vehicle Operating Costs
    Mary Robbins and Nam Tran
    Download: Full Report
    15-01: Comparing Friction Reducers for Use in AMPT Testing
    Adam Taylor and Nam Tran
    Download: Full Report
    14-08: Recalibration Procedures for the Structural Asphalt Layer Coefficient in the 1993 AASHTO Pavement Design Guide
    David Timm, Mary Robbins, Nam Tran, and Carolina Rodezno
    Download: Full Report Synopsis
    14-07: Effects of Pavement Properties on Vehicular Rolling Resistance: A Literature Review
    J. Richard Willis, Mary Robbins, and Marshall Thompson
    Download: Full Report
    14-06: Case Studies on Successful Utilization of Reclaimed Asphalt Pavement and Recycled Asphalt Shingles in Asphalt Pavements
    Randy West and J. Richard Willis
    Download: Full Report
    14-05: Field and Laboratory Study of Trinidad Lake Asphalt Mixtures at the NCAT Test Track
    David Timm, Mary Robbins, Richard Willis, Nam Tran, and Adam Taylor
    Download: Full Report
    14-04: Flexible Pavement Design - State of the Practice
    David Timm, Mary Robbins, Nam Tran, and Carolina Rodezno
    Download: Full Report Synopsis
    14-03: Evaluation of a Rubber-Modified Mixture in Alabama
    J. Richard Willis, Carolina Rodezno, Adam Taylor, and Nam Tran
    Download: Full Report
    14-02: Life-Cycle Assessment of 2012 NCAT Pavement Test Track Green Group Mixtures
    J. Richard Willis
    Download: Full Report
    14-01: Results of Inter-Laboratory Study for AMPT Pooled Fund Study TPF-5(178)
    Adam Taylor and Nam Tran
    Download: Full Report
    13-12: Dynamic Friction Tester Workshop and Round-Robin Testing Summary
    Michael Heitzman, Mary Greer, and Saeed Maghsoodloo
    Download: Full Report
    13-11: Effect of Ground Tire Rubber Particles on Open-Graded Mixture Performance
    J. Richard Willis, Clayton Plemons, and Tyler Mitchell
    Download: Full Report
    13-10: Western Workshop on Asphalt Mixture Performance Tester: Summary Report
    Nam Tran, Adam Taylor, and Jeffrey N. Withee
    Download: Full Report
    13-09: Effect of Friction Aggregate on Hot Mix Asphalt Surface Friction
    Pamela Turner, Michael Heitzman
    Download: Full Report
    13-08R: Alternative Methods for Increasing the Durability of RAP Mixtures
    J. Richard Willis, Pamela Turner, Grant Julian, Nam Tran, and Flavio de Goes Padula
    Download: Full Report Synopsis
    13-07: Reclaimed Asphalt Shingles Characterization: Best Practices
    J. Richard Willis, Ph.D.
    Download: Full Report
    13-06: A Review of the Alabama Department of Transportation’s Policies and Procedures for Life-Cycle Cost Analysis for Pavement Type Selection
    Randy West, Nam Tran, Mark Musselman, Jonathan Skolnik, and Mike Brooks
    Download: Full Report
    13-05: Thin HMA Overlays for Pavement Preservation and Low Volume Asphalt Roads
    E. Ray Brown and Michael Heitzman
    Download: Full Report
    13-04: Use of AMPT for Characterizing Asphalt Material Inputs for AASHTOWare® Pavement Me Design Implementation
    Nam Tran and Carolina Rodezno
    Download: Full Report
    13-03: Field and Laboratory Study of High Polymer Mixtures at the NCAT Test Track: Final Report
    David Timm, Mary Robbins, Richard Willis, Nam Tran, and Adam Taylor
    Download: Full Report
    13-02: Physical and Structural Characterization of Sustainable Asphalt Pavement Sections at the NCAT Test Track
    Dr. Adriana Vargas-Nordcbeck, Dr. David H. Timm, P.E.
    Download: Full Report
    13-01: National Pooled-Fund Workshop on Asphalt Mixture Performance Tester (AMPT)
    Nam Tran, Michael Heitzman, E. Ray Brown, Donald Watson, Jeffrey Withee
    Download: Full Report
    12-10: Phase IV NCAT Pavement Test Track Findings
    Randy West, David Timm, Richard Willis, Buzz Powell, Nam Tran, Don Watson, Maryam Sakhaeifar, Ray Brown, Mary Robbins, Adriana Vargas-Nordcbeck, Fabricio Leiva Villacorta, Xiaolong Guo, Jason Nelson,
    Download: Full Report
    12-09: Effect of Ground Tire Rubber Particle Size and Grinding Method on Asphalt Binder Properties
    J. R. Willis, Clayton Plemons, Pamela Turner, Carolina Rodezno and Tyler Mitchell
    Download: Full Report
    12-08: Field and Laboratory Study of High Polymer Mixtures at the NCAT Test Track - Interim Report
    David Timm, Mary Robbins, J. Richard Willis, Nam Tran, Adam Taylor
    Download: Full Report
    12-07: Evaluation of Mixture Performance and Structural Capacity of Pavements Using Shell Thiopave - Phase II: Construction, Laboratory Evaluation and Full-Scale Testing of Thiopave Test Sections, Final Report
    David Timm, Mary Robbins, J. Richard Willis, Nam Tran and Adam Taylor
    Download: Full Report
    12-06: A Review of Aggregate and Asphalt Mixture Specific Gravity Measurements and Their Impact on Asphalt Mix Design Properties and Mix Acceptance
    Erv Dukatz, John Haddock, Kevin Hall, Julie Kliewer, Chuck Marek, Jim Musselman, Ali Regimand, Randy West, Greg Sholar, and Nam Tran
    Download: Full Report
    12-05: Effect of Rejuvenator on Performance Properties of HMA Mixtures with High RAP and RAS contents
    Nam Tran, Adam Taylor and J. Richard Willis
    Download: Full Report Synopsis
    12-04: Refinement of the Bond Strength Procedure and Investigation of a Specification
    Nam Tran, J. Richard Willis, and Grant Julian
    Download: Full Report
    12-03: Effects of Changing Virgin Binder Grade and Content on RAP Mixture Properties
    J. Richard Willis, Pamela Turner, Grant Julian, Adam J. Taylor, Nam Tran, and Flavio de Goes Padula
    Download: Full Report Synopsis
    12-02: Effects of Nanotac Additive on Bond Strength and Moisture Resistance of Tack Coats
    Adam J. Taylor and J. Richard Willis
    Download: Full Report
    12-01: Design, Construction, and Performance of Sulfur-Modified Mix in the WMA Certification Program at the NCAT Pavement Test Track
    R. Buzz Powell and Adam J. Taylor
    Download: Full Report
    11-07: Moisture Resistance of Sulfur-Modified Warm Mix
    Nam Tran and Adam Taylor
    Download: Full Report
    11-06 (R): Evaluation of Warm Mix Asphalt in Walla Walla, Washington
    Courtney Jones, Randy West, Grant Julian, Adam Taylor, Graham Hurley, and Andrea Kvasnak
    Download: Full Report
    11-05: Synthesis of the Effects of Pavement Properties on Tire Rolling Resistance
    Robert L. Jackson, J. Richard Willis, Michael Arnold, Clay Palmer
    Download: Full Report Synopsis
    11-04: Evaluation of SMA Mixture with iBind and Fibers
    Donald Watson and Jason Moore
    Download: Full Report
    11-03: Evaluation of Mixture Performance and Structural Capacity of Pavements Using Shell Thiopave: Phase II - Construction, Laboratory Evaluation, and Full-Scale Testing of Thiopave Test Sections - One Year Report
    David Timm, Mary Robbins, Richard Willis, Nam Tran and Adam Taylor
    Download: Full Report Synopsis
    11-02: Three-Year Evaluation of Colorado Department of Transportation's Warm-Mix Asphalt Experimental Feature on I-70 in Silverthorne, Colorado
    Tim Aschenbrener, Bill Schiebel, Randy West
    Download: Full Report
    11-01: Laboratory Refinement and Field Validation of 4.75 mm Superpave Designed Asphalt Mixtures
    Randy C. West, Michael A. Heitzman, David M. Rausch, Grant Julian
    Download: Full Report Synopsis
    10-05: Evaluation of Mixture Performance and Structural Capacity of Pavements Using Shell Thiopave
    Nam Tran, Adam Taylor, David Timm, Mary Robbins, Buzz Powell, and Raj Dongre
    Download: Full Report
    10-04: Wisconsin Field Trial of Warm Mix Asphalt Technologies
    Andrea N. Kvasnak, Graham C. Hurley, and Brian D. Prowell
    Download: Full Report
    10-03: Evaluation of Gencor Green Machine Ultrafoam GX: Final Report
    Andrea Kvasnak, Adam J. Taylor, James M. Signore, and S.A. Bukhari
    Download: Full Report
    10-02: Missouri Field Trial of Warm Mix Asphalt Technologies: Construction Summary
    Graham C. Hurley, Brian D. Prowell, Andrea N. Kvasnak
    Download: Full Report
    10-01: Preliminary Evaluation of Warm Mix Asphalt Field Demonstration: Franklin, Tennessee
    Andrea Kvasnak, Jason Moore, Adam Taylor, & Brian Prowell
    Download: Full Report
    09-10: Michigan Field Trial of Warm Mix Asphalt Technologies: Construction Summary
    Graham C. Hurley, Andrea N. Kvasnak, and Brian D. Prowell
    Download: Full Report
    09-09: Field-Based Strain Thresholds for Flexible Perpetual Pavement Design
    Richard Willis & David Timm
    Download: Full Report
    09-08: Phase III NCAT Test Track Findings
    Richard Willis, David Timm, Randy West, Buzz Powell, Mary Robbins, Adam Taylor, Andre Smit, Nam Tran, Michael Heitzman, and Alessandra Bianchini
    Download: Full Report
    09-07: Repeatability of Asphalt Strain Gauges
    J. Richard Willis and David H. Timm
    Download: Full Report
    09-06: Mechanistic Characterization of Resilient Moduli for Unbound Pavement Layer Materials
    Adam Taylor & David H. Timm
    Download: Full Report
    09-05: Evaluation of Mixture Performance and Structural Capacity of Pavements Using Shell Thiopave(R)
    David Timm, Nam Tran, Adam Taylor, Mary Robbins, & Buzz Powell
    Download: Full Report
    09-04: Ohio Field Trial of Warm Mix Asphalt Technologies: Construction Summary
    Graham C. Hurley, Brian D. Prowell, & Andrea N. Kvasnak
    Download: Full Report
    09-03: Recalibration of the Asphalt Layer Coefficient
    Kendra Peters-Davis & David H. Timm
    Download: Full Report Synopsis
    09-02: Strategies for Design and Construction of High-Reflectance Asphalt Pavements
    Nam Tran & Buzz Powell
    Download: Full Report
    09-01: Design, Construction, and Instrumentation of the 2006 Test Track Structural Study
    David H. Timm
    Download: Full Report
    08-03: Stone Skeleton Asphalt: Field Trials U.S. 331, Luverne, Alabama
    Graham Hurley & Brian Prowell
    Download: Full Report
    08-02: Stone Skeleton Asphalt: Concept Evaluation
    Brian Prowell & Graham Hurley
    Download: Full Report
    08-01: Synthesis of NCAT Low-Noise HMA Studies
    Andre de Fortier Smit
    Download: Full Report Synopsis
    07-03: Utilization of Automation and Real-Time Testing to Improve QC/QA Procedures for Hot Mix Asphalt
    Randy C. West, Pamela Turner
    Download: Full Report
    07-02: Sound Pressure and Intensity Evaluations of Low Noise Pavement Structures with Open-Graded Asphalt Mixtures
    Andre de Fortier Smit & Brian Waller
    Download: Full Report
    07-01: Evaluation of the Ultra-Light Inertial Profiler (ULIP) for Measuring Surface Texture of Pavements
    Andre de Fortier Smit & Brian Waller
    Download: Full Report
    06-07: Evaluation of the Mixture Verification Tester for Determining the Rutting Susceptibility of Hot-Mix Asphalt
    Jason R. Moore and Brian D. Prowell
    Download: Full Report
    06-06: Development of Laboratory Procedure for Measuring Friction of HMA Mixtures Phase I
    Timothy W. Vollor & Douglas I. Hanson
    Download: Full Report
    06-05: Phase II NCAT Test Track Results
    David Timm, Randy West, Angela Priest, Buzz Powell, Immanuel Selvaraj, Jingna Zhang, & Ray Brown
    Download: Full Report
    06-04: Forensic Investigation of a Rich-Bottom Pavement
    J. Richard Willis & David H. Timm
    Download: Full Report
    06-03: Methodology and Calibration of Fatigue Transfer Functions for Mechanistic- Empirical Flexible Pavement Design
    Angela L. Priest & David H. Timm
    Download: Full Report Synopsis
    06-02: Evaluation of Evotherm for Use in Warm Mix Asphalt
    Graham C. Hurley & Brian D. Prowell
    Download: Full Report
    06-01: Material Properties of the 2003 NCAT Test Track Structural Study
    D.H. Timm & A.L. Priest
    Download: Full Report
    05-09: Determining NDesign For SMA Mixtures in Alabama
    Randy C. West, Robert S. James
    Download: Full Report
    05-08: Evaluation of Bond Strength Between Pavement Layers
    R.C. West, J. Zhang, & J. Moore
    Download: Full Report Synopsis
    05-07: Round Robin Evaluation of New Test Procedures for Determining the Bulk Specific Gravity of Fine Aggregate
    B.D. Prowell & N.V. Baker
    Download: Full Report
    05-06: Evaluation of Sasobit for Use in Warm Mix Asphalt
    G.C. Hurley & B.D. Prowell
    Download: Full Report
    05-05: Refinement of the Hot Mix Asphalt Ignition Method for High Loss Aggregates
    B.D. Prowell & G.C. Hurley
    Download: Full Report
    05-04: Evaluation of Aspha-Min Zeolite for Use in Warm Mix Asphalt
    G.C. Hurley & B.D. Prowell
    Download: Full Report
    05-03: Mechanistic Comparison of Wide-base Single Vs. Standard Dual Tire Configurations
    A.L. Priest, D.H. Timm & W.E. Barrett
    Download: Full Report Synopsis
    05-02: Wheel Wander at the NCAT Test Track
    D.H. Timm & A.L. Priest
    Download: Full Report
    05-01: Development of Rapid QC Procedures for Evaluation of HMA Properties During Production
    R.C. West
    Download: Full Report
    04-05: Evaluation of Circular Texture Meter for Measuring Surface Texture of Pavements
    Douglas I. Hanson, Brian D. Prowell
    Download: Full Report
    04-04: Evaluation of the Asphalt Pavement Analyzer for Moisture Sensitivity Testing
    R.C. West, J. Zhang, & L.A. Cooley Jr.
    Download: Full Report
    04-03: Dynamic Pavement Response Data Collection and Processing at the NCAT Test Track
    D.H. Timm & A.L. Priest
    Download: Full Report
    04-02: Tire/Pavement Noise Study
    D.I. Hanson, R.S. James, & C. NeSmith
    Download: Full Report
    04-01: Design & Instrumentation of the Structural Pavement Experiment at the NCAT Test Track
    D.H. Timm, A.L. Priest, & T.V. McEwen
    Download: Full Report
    03-06: Rutting Evaluation of Lokpe Aggregate Blends
    B.D. Prowell
    Download: Full Report
    03-05: 4.75 mm NMAS Stone Matrix Asphalt (SMA) Mixtures
    H. Xie, L.A. Cooley Jr., & M.H. Huner
    Download: Full Report
    03-04: Evaluation of the Internal Angle of Gyration of Superpave Gyratory Compactors in Alabama
    B.D. Prowell, E.R. Brown, & M. Huner
    Download: Full Report
    03-03: Workability of Hot Mix Asphalt
    J.M. Gudimettla, L.A. Cooley Jr., & E.R. Brown
    Download: Full Report
    03-02: An Evaluation of Factors Affecting Permeability of Superpave Designed Pavements
    R.B. Mallick, L.A. Cooley Jr., M.R. Teto, R.L. Bradbury, & D. Peabody
    Download: Full Report Synopsis
    03-01: Potential of Using Stone Matrix Asphalt (SMA) for Thin Overlays
    L.A. Cooley Jr. & E.R. Brown
    Download: Full Report
    02-12: NCAT Test Track Design, Construction, and Performance
    E.R. Brown, L.A. Cooley Jr, D. Hanson, C. Lynn, B. Powell, B.D. Prowell, & D. Watson
    Download: Full Report Synopsis
    02-11: Bulk Specific Gravity Round-Robin Using The Corelok Vacuum Sealing Device
    L.A. Cooley Jr, B.D. Prowell, M.R. Hainin, M.S. Buchanan, & J. Harrington
    Download: Full Report Synopsis
    02-10: Use of Screenings to Produce HMA Mixtures
    L.A. Cooley Jr, M.S. Huner, & E.R. Brown
    Download: Full Report
    02-09: Micro-Deval Testing of Aggregates in the Southeast
    L.A. Cooley Jr, M.S. Huner, & R.S. James
    Download: Full Report
    02-08: Evaluation of Permanent Deformation of Asphalt Mixtures Using Loaded Wheel Tester
    P.S. Kandhal & L.A. Cooley Jr.
    Download: Full Report
    02-07: Comparison of Fundamental and Simulative Test Methods for Evaluating Permanent Deformation of Hot Mix Asphalt
    J. Zhang, L.A. Cooley Jr., & P.S. Kandhal
    Download: Full Report
    02-06: Issues Pertaining to The Permeability Characteristics of Coarse-graded Superpave Mixes
    L.A. Cooley Jr., B.D. Prowell, & E.R. Brown
    Download: Full Report
    02-05: Evaluation of Infrared Ignition Furnace for Determination of Asphalt Content
    B.D. Prowell
    Download: Full Report
    02-04: Development of Mix Design Criteria for 4.75 mm Mixes
    L.A. Cooley, Jr., R.S. James, & M.S.Buchanan
    Download: Full Report
    02-03: Evaluation of Eight Longitudinal Joint Construction Techniques For Asphalt Pavements in Pennsylvania
    P.S. Kandhal, T.L. Ramirez, & P.M. Ingram.
    Download: Full Report
    02-02: Coarse Versus Fine-Graded Superpave Mixtures: Comparative Evaluation of Resistance to Rutting
    P.S. Kandhal & L.A. Cooley, Jr.
    Download: Full Report
    02-01: Case Studies of the Tender Zone in Coarse-Graded Superpave Mixes
    M.S. Buchanan & L.A. Cooley, Jr.
    Download: Full Report
    01-05: Performance Testing for Hot Mix Asphalt
    E.R. Brown, P.S. Kandhal, & J. Zhang
    Download: Full Report Synopsis
    01-04: Effects of Re-heating and Compaction Temperature on Hot Mix Asphalt Volumetrics
    M.H.. Huner & E.R. Brown
    Download: Full Report Synopsis
    01-03: Development of Critical Field Permeability and Pavement Density Values for Coarse-Graded Superpave Pavements
    L.A. Cooley, Jr., E.R. Brown, & S. Maghsoodloo
    Download: Full Report
    01-02: As-Built Properties of Experimental Sections on the 2000 NCAT Pavement Test Track
    R. Buzz Powell
    Download: Full Report
    01-01: Premature Failure of Asphalt Overlays From Stripping: Case Histories
    P.S. Kandhal & I.J. Rickards
    Download: Full Report
    00-06: Use of Normal Propyl Bromide Solvents For Extraction And Recovery of Asphalt Cements
    M. Stroup-Gardiner & J.W. Nelson
    Download: Full Report
    00-05: Evaluation of OGFC Mixtures Containing Cellulose Fibers
    L.A. Cooley Jr., E.R. Brown, & D.E. Watson
    Download: Full Report
    00-04: Loaded Wheel Testers In the United States: State of the Practice
    L.A. Cooley Jr., P.S. Kandhal, M.S. Buchanan, F. Fee, & A. Epps
    Download: Full Report
    00-03: Evaluation of The Effect of Flat And Elongated Particles on The Performance of Hot Mix Asphalt Mixtures
    M.S. Buchanan
    Download: Full Report
    00-02: Hot Mix Asphalt Tender Zone
    E.R. Brown, B. Lord, D. Decker, & D. Newcomb
    Download: Full Report
    00-01: Design, Construction, and Performance of New-generation Open-graded Friction Courses
    R.B. Mallick, P.S. Kandhal, L.A. Cooley Jr., & D.E. Watson
    Download: Full Report Synopsis
    99-07: Development of a New Test Method for Measuring Bulk Specific Gravity of Fine Aggregates
    P.S. Kandhal, R.B. Mallick, & M. Huner
    Download: Full Report
    99-06: Limited Round Robin Asphalt Content Test Using Troxler Furnace
    R.B. Mallick & E.R. Brown
    Download: Full Report
    99-05: Automated Aggregate Grading Analysis: Development and Use
    M.S. Buchanan & J.E. Haddock
    Download: Full Report
    99-04: Evaluation of Asphalt Pavement Analyzer For HMA Mix Design
    P.S. Kandhal & R.B. Mallick
    Download: Full Report
    99-03: Design of New-Generation Open-Graded Friction Course
    P.S. Kandhal & R.B. Mallick
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    99-02: No-Tack Inlay on Milled Surface: Project Report
    L.A. Cooley, Jr.
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    99-01: Permeability of Superpave Mixtures: Evaluation of Field Permeameters
    L.A. Cooley, Jr.
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    98-07: Open Graded Asphalt Friction Course: State of the Practice
    P.S. Kandhal & R.B. Mallick
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    98-06: Hot Mix Asphalt for Intersections in Hot Climates
    P.S. Kandhal, R.B. Mallick, & E.R. Brown
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    98-05: An Evaluation of Superpave Gyratory Compactor of Hot Mix Asphalt
    R.B. Mallick, S. Buchanan, E.R. Brown, & M. Huner
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    98-04: Aggregate Toughness/Abrasion Resistance and Durability/Soundness Tests Related to Asphalt Concrete Performance in Pavements
    Y. Wu, F. Parker, & P.S. Kandhal
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    98-03: Tests for Plastic Fines in Aggregates Related to Stripping in Asphalt Paving Mixtures
    P.S. Kandhal, C.Y. Lynn, & F. Parker
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    98-02: Characterization Tests for Mineral Fillers Related to Performance of Asphalt Paving Mixtures
    P.S. Kandhal, C.Y. Lynn, & F. Parker
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    98-01: A Critical Review of VMA Requirements in Superpave
    P.S. Kandhal, K.Y. Foo, & R.B. Mallick
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    97-06: Aggregate Tests for Hot Mix Asphalt: State of the Practice
    P.S. Kandhal, F. Parker, & R.B. Mallick
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    97-05: Construction and Performance of Ultrathin Asphalt Friction Course
    P.S. Kandhal & L. Lockett
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    97-04: Longitudinal Joint Construction Techniques for Asphalt Pavements
    P.S. Kandhal & R.B. Mallick
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    97-03: Development of a Mixture Design Procedure for Stone Matrix Asphalt (SMA)
    E. R. Brown, J.E. Haddock, R.B. Mallick, & T. Lynn
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    97-02: A Method to Ensure Stone-on-Stone Contact in Stone Matrix Asphalt Paving Mixtures
    E.R. Brown & J.E. Haddock
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    97-01: Performance of Stone Matrix Asphalt (SMA) Mixtures in the United States
    E.R. Brown, J.E. Haddock, R.B. Mallick, & J. Bukowski
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    96-05: Designing Recycled Hot Mix Asphalt Mixtures Using Superpave Technology
    P.S. Kandhal & K.Y. Foo
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    96-04: Evaluation of Voids in the Mineral Aggregate for HMA Paving Mixtures
    P.S. Kandhal & S. Chakraborty
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    96-03: A Study of Longitudinal Joint Construction Techniques in HMA Pavements (Interim Report - Colorado Project)
    P.S. Kandhal & R.B. Mallick
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    96-02: Prediction of Low-Temperature Cracking Using Superpave Binder Specifications
    P.S. Kandhal, R. Dongre, & M. Malone
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    96-01: Effect of Asphalt Film Thickness on Short and Long Term Aging of Asphalt Paving Mixtures
    P.S. Kandhal & S. Chakraborty
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    95-04: Field Management of Hot Mix Asphalt Volumetric Properties
    P.S. Kandhal, K.Y. Foo, & J. D'Angelo
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    95-03: Asphalt Content by Ignition Round Robin Study
    E. R. Brown & S. Mager
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    95-02: Historical Development of Asphalt Content Determination by the Ignition Method
    E.R. Brown, N.E. Murphy, Li Yu, & S. Mager
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    95-01: Performance of Recycled Hot Mix Asphalt Mixtures
    P.S. Kandhal & S.S. Rao
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    94-02: Stone Matrix Asphalt - Properties Related to Mixture Design
    E.R. Brown & R.B. Mallick
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    94-01: Evaluation of Longitudinal Joint Construction Techniques for Asphalt Pavements (Michigan and Wisconsin Projects- Interim Report)
    P.S. Kandhal & S.S. Rao
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    93-05: Evaluation of Laboratory Properties of SMA Mixtures
    E.R. Brown & H. Manglorkar
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    93-04: Experience with Stone Matrix Asphalt in the United States
    E.R. Brown
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    93-03: Evaluation of SMA Used in Michigan (1991)
    E.R. Brown
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    93-02: Heavy Duty Asphalt Pavements in Pennsylvania: An Evaluation for Rutting
    P.S. Kandhal, S.A. Cross, & E.R. Brown
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    93-01: Effect of Aggregate Gradation on Measured Asphalt Content
    P.S. Kandhal & S.A. Cross
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    92-06: Waste Materials in Hot Mix Asphalt - An Overview
    P.S. Kandhal
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    92-05: A National Study of Rutting in Hot Mix Asphalt (HMA) Pavements
    E.R. Brown & S.A. Cross
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    92-04: Evaluation of Particle Shape and Texture of Mineral Aggregates and Their Blends
    P.S. Kandhal, M.A. Khatri, & J.B. Motter
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    92-03: Improved Rice Method for Determining Theoretical Maximum Density of Asphalt Paving Mixtures
    P.S. Kandhal & M.A. Khatri
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    92-02: Relating Asphalt Absorption to Properties of Asphalt Cement and Aggregates
    P.S. Kandhal & M.A. Khatri
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    92-01: Moisture Susceptibility of HMA Mixes: Identification of Problem and Recommended Solutions
    P.S. Kandhal
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    91-07: Evaluation of Pavement Bleeding Problem on 1-55 In Illinois
    E.R. Brown, S.A. Cross & J.G. Gehler
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    91-06: Evaluation of Variability in Resilient Modulus Test Results (ASTM D4123)
    E.R. Brown & K.Y. Foo
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    91-05: Design of Large Stone Asphalt Mixes for Low Volume Roads Using Six Inch Diameter Marshall Specimens
    P.S. Kandhal
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    91-04: Evaluation of Asphalt Absorption by Mineral Aggregates
    P.S. Kandhal & M.A. Khatri
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    91-03: Evaluation of Particle Shape and Texture: Manufactured versus Natural Sands
    P.S. Kandhal, J.B. Motter & M.A. Khatri
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    91-02: Criteria for Accepting Precoated Aggregates for Seal Coats and Surface Treatments
    P.S. Kandhal & J.B. Motter
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    91-01: Comparison of Laboratory and Field Density of Asphalt Mixtures
    E.R. Brown & S.A. Cross
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    90-05: Comparative Evaluation of 4-Inch and 6-Inch Diameter Specimens for Testing Large Stone Asphalt Mixes
    P.S. Kandhal & E.R. Brown
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    90-04: Large Stone Asphalt Mixes: Design and Construction
    P.S. Kandhal
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    90-03: Density of Asphalt Concrete - How Much is Needed?
    E.R. Brown
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    90-02: Evaluation of Bituminous Pavements For High Pressure Truck Tires
    P.S. Kandhal, S.A. Cross, & E.R. Brown
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    90-01: Design of Large Stone Asphalt Mixes to Minimize Rutting
    P.S. Kandhal
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    89-04: Testing and Evaluation of Large Stone Mixes Using Marshall Mix Design Procedures
    P.S. Kandhal
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    89-03: Investigation and Evaluation of Ground Tire Rubber in Hot Mix Asphalt
    F.L. Roberts, P.S. Kandhal, E.R. Brown & R.L. Dunning
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    89-02: A Study of In-Place Rutting of Asphalt Pavements
    E.R. Brown & S.A. Cross
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    89-01: Water Damage to Asphalt Overlays: Case Histories
    P.S. Kandhal, C.W. Lubold, & F.L. Roberts
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    88-04: An Investigation of the Effect of Antistripping Agents on the Silica Adsorption of Asphalt Model Functionalities
    C.W. Curtis & Y.W. Jeon
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    88-03: The Success/Failure of Methods Used to Predict the Stripping Propensity in the Performance of Bituminous Pavement Mixtures
    B.M. Kiggundu & F.L. Roberts
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    88-02: Stripping in HMA Mixtures: State of the Art and Critical Review of Test Methods
    B.M. Kiggundu & F.L. Roberts
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    88-01: Preventive Maintenance of Asphalt Concrete Pavements
    E.R. Brown
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