| 24-R5 | Improving Safety Service Patrol Performance | Mecit Cetin, Ph.D., Hong Yang, Ph.D., Kun Xie, Ph.D., Sherif Ishak, Ph.D., Guocong Zhai, Junqing Wang, and Giridhar Kattepogu | 2019 |
| 24-R1 | Evaluation of Hybrid Rubber Modified Asphalt Mixtures and Pavements: A Case Study in Virginia | Jhony Habbouche, Ph.D., P.E., and Harikrishnan Nair, Ph.D., P.E. | 2019 |
| 23-R20 | Impact of Production Variability on Balanced Mix Designs in Virginia | Benjamin Bowers, Ph.D., P.E.;Tiana Lynn;Fan Yin, Ph.D., P.E.;Nathan Moore, P.E.;Stacey Diefenderfer, Ph.D., P.E.;Ilker Boz, Ph.D. | 2019 |
| 23-R19 | Balanced Mix Design for Surface Mixtures: 2021 and 2022 Plant Mix Schedule Pilots | Stacey D. Diefenderfer, Ph.D., P.E., Ilker Boz, Ph.D., and Jhony Habbouche, Ph.D., P.E. | 2019 |
| 23-R18 | Roadside Truck Placard Readers for Advanced Notice and Response at Safety-Critical Facilities: Phase 2 | Andrew S. Alden, P.E., Stephen Bell, Desta Alemayehu, and Cristian Druta, Ph.D. | 2019 |
| 23-R17 | Calibration of Highway Safety Manual Safety Performance Functions for Freeway Ramp Terminals in Virginia | Justice Appiah, Ph.D., P.E. | 2019 |
| 23-R16 | Improving Ridership Projections of Proposed Bus and Rail Transit Projects to Evaluate Congestion Reduction Effects | Afrida Raida, Peter B. Ohlms, AICP, and T. Donna Chen, Ph.D. | 2019 |
| 23-R15 | Functional Characteristics of Dense-Graded Asphalt Surface Mixtures | Ilker Boz, Ph.D., Gerardo W. Flintsch, Ph.D., P.E., and Edgar de León Izeppi, Ph.D. | 2019 |
| 23-R14 | Promoting Native Roadside Plant Communities and Ensuring Successful Vegetation Establishment Practices | Shawn D. Askew, Ph.D., James M. Goatley, Ph.D., and Clebson Gonçalves, Ph.D | 2019 |
| 23-R13 | Balanced Mix Design for Surface Mixtures: 2020 Field Trials | Stacey D. Diefenderfer, Ph.D., P.E., Jhony Habbouche, Ph.D., P.E., and Ilker Boz, Ph.D. | 2019 |
| 23-R12 | Prediction of Interstate Travel Time Reliability: Phase II | Mo Zhao, Ph.D., P.E., and Justice Appiah, Ph.D., P.E. | 2019 |
| 23-R11 | Simple and Practical Tests for Rutting Evaluation of Asphalt Mixtures in the Balanced Mix Design Process | Ilker Boz, Ph.D., Jhony Habbouche, Ph.D., P.E., Stacey D. Diefenderfer, Ph.D., P.E., Griffin P. Coffey, Osman E. Ozbulut, Ph.D., and Aksel Seitllari, Ph.D. | 2019 |
| 23-R10 | Best Practices for Historic Masonry Repair and Rehabilitation | Ann B. Miller | 2019 |
| 23-R9 | Nondestructive Inspection Methods for Liquid Deicer Storage Tanks | Amir Behravan, Ph.D., P.E., Thien Q. Tran, Matthew M. DeJong, Mohammad Shadab Shaikh, Mitchell Davis, Sean Li, Alan Hernandez, and Alexander S. Brand, Ph.D., P.E. | 2019 |
| 23-R8 | Guidance for and Effectiveness of Low-Cost Delineation Treatments | Alejandra Medina Flintsch, Ronald Gibbons, Ph.D., Yingfeng (Eric) Li, Ph.D., P.E., Brian Williams, Andrew Kassing, and Bradley Myers | 2019 |
| 23-R7 | Investigation of Number 10 Screenings for Subgrade Soil Improvement | M. Shabbir Hossain, Ph.D., P.E. | 2019 |
| 23-R6 | An Analysis of Virtual Public Engagement in the Transportation Planning Process | Lance E. Dougald and Eric S. Williams | 2019 |
| 23-R5 | Development of Guidance for a Vehicle Occupancy Rate Data Collection Program | Yiqing Xu, Lance E. Dougald, and John S. Miller, Ph.D., P.E. | 2019 |
| 23-R4 | Determining Design Criteria for Land and Flow Characteristics That Produce Non-Erosive Sheet Flow | Jonathan L. Goodall, Ph.D., P.E., Jake D. Nelson, and Lewis N. Lloyd | 2019 |
| 23-R3 | Interlaboratory Study for the Indirect Tensile Cracking Test at Intermediate Temperature: Phase II | Jhony Habbouche, Ph.D., P.E., Ilker Boz, Ph.D., and Stacey D. Diefenderfer, Ph.D., P.E. | 2019 |
| 23-R2 | Performance of Asphalt Rubber Gap-Graded Mixture Overlays Over Jointed Concrete Pavements | Harikrishnan Nair, Ph.D., P.E., and Shabbir Hossain, Ph.D., P.E. | 2019 |
| 23-R1 | Performance of Ground Tire Rubber Modified Asphalt Mixture Overlays Over Jointed Concrete Pavements on US 60 in the Virginia Department of Transportation’s Richmond District | Harikrishnan Nair, Ph.D., P.E., and Shabbir Hossain, Ph.D., P.E. | 2019 |
| 22-R24 | Developing a Plan for Using Unmanned Aerial Vehicles for Traffic Operations Applications in Virginia | Andrew S. Alden, P.E., Cristian Druta, Ph.D., Hyoshin “John” Park, and John Coggin | 2019 |
| 22-R23 | Continued Monitoring of the Varina-Enon Bridge: Estimation of Effective Prestress | Seth Lindley, Rachel Brodsky, Ankuj Dahiya, Carin L. Roberts-Wollmann, Ph.D., P.E., and Ioannis Koutromanos, Ph.D. | 2019 |
| 22-R22 | Development of Guidelines for Collecting Transit Ridership Data | Hong Yang, Ph.D., Kun Xie, Ph.D., Sherif Ishak, Ph.D., Qingyu Ma, Ph.D., and Yang Liu | 2019 |
| 22-R21 | Feasibility of Adapting VisionEval for Scenario Planning | John S. Miller, Ph.D., P.E., Dan F.B. Flynn, Ph.D., Eric Englin, Jeremy Raw, P.E., Sayed H. Adel, and Lance E. Dougald | 2019 |
| 22-R20 | Development of a Bat Guano and Acoustic Sampling Testing Protocol to Identify Species Occupying Virginia Department of Transportation Bridges | Hila Taylor, Karen E. Powers, Ph.D., and Eric M. Hallerman, Ph.D. | 2019 |
| 22-R19 | What Is an Effective Way to Measure Arterial Demand When It Exceeds Capacity? | Mecit Cetin, Ph.D., Hong Yang, Ph.D., Kun Xie, Ph.D., Giridhar Kattepogu, and Behrouz Salahshour | 2019 |
| 22-R18 | Evaluation of a Transit Bus Collision Avoidance Warning System in Virginia | Noah J. Goodall, Ph.D., P.E., and Peter B. Ohlms, AICP | 2019 |
| 22-R17 | Identification of Locations and Causes of Unreliable Travel Times on Virginia Freeways | Chien-Lun Lan, Ph.D., and Ramkumar Venkatanarayana, Ph.D., P.E | 2019 |
| 22-R16 | Implementation of Unmanned Aerial System-Based (UAS) Digital Photogrammetry for Design, Risk Analysis, and Hazard Mitigation of Rock Slopes | Chester F. Watts, Ph.D., P.G., M.ASCE, Elizabeth A. McClellan, Ph.D., and George C. Stephenson, M.S., C.P.G. | 2019 |
| 22-R15 | Cost of Congestion Due to Incidents on Freeways | Chien-Lun Lan, Ph.D., Mo Zhao, Ph.D., Noah Goodall, Ph.D., P.E., and James Gillespie | 2019 |
| 22-R14 | Pavement Friction Management Program Demonstration | Edgar de León Izeppi, Ph.D., Ross McCarthy, Ph.D., Gerardo W. Flintsch, Ph.D., P.E., and Samer W. Katicha, Ph.D. | 2019 |
| 22-R13 | Developing an Implementation Strategy for Virginia Department of Transportation Pavement Rehabilitation Design Using Mechanistic-Empirical Concepts | Harikrishnan Nair, Ph.D., P.E., Bipad Saha, P.E., and Girum Merine, P.E. | 2019 |
| 22-R12 | Life-Cycle Impact Assessment of Recycled Pavement Projects in Virginia | Eugene A. Amarh, Ph.D, Samer W. Katicha, Ph.D., Gerardo W. Flintsch, Ph.D., P.E., and Brian K. Diefenderfer, Ph.D., P.E. | 2019 |
| 22-R11 | Full Depth Reclamation With Thin Surface Treatment for Low Volume Road Maintenance | Harikrishnan Nair, Ph.D., P.E., and Brian K. Diefenderfer, Ph.D., P.E. | 2019 |
| 22-R10 | Fauquier County Road Orders 1784-1800 | Ann Brush Miller | 2019 |
| 22-R9 | Optimizing Reclaimed Asphalt Pavement (RAP) Content in Unbound Base Aggregate | Burak F. Tanyu, Ph.D., Saad Ullah, and Emre Akmaz | 2019 |
| 22-R8 | Determination of Input Data for Stone Matrix Asphalt and Polymer Modified Dense-Graded Mixtures for Use in the Mechanistic-Empirical Pavement Design Guide | Harikrishnan Nair, Ph.D., P.E., and Bipad Saha, P.E. | 2019 |
| 22-R7 | Methodology for Calibration and Validation of Mesoscopic Traffic Simulation Models | Mo Zhao, Ph.D., and Justice Appiah, Ph.D., P.E. | 2019 |
| 22-R6 | Incorporating the 10th Edition Institute of Traffic Engineers (ITE) Trip Generation Rates Into Virginia Department of Transportation Guidelines | Kun Xie, Ph.D., Mecit Cetin, Ph.D., Hong Yang, Ph.D., and Xiaomeng Dong | 2019 |
| 22-R5 | Exploration of Corridor-Based Tolling Strategies for Virginia’s Express Toll Lanes | Shanjiang Zhu, Ph.D., Mecit Cetin, Ph.D., Hong Yang, Ph.D., Olcay Sahin, and Atabak Mardan | 2019 |
| 22-R4 | Methods for Evaluation of the Remaining Shear Capacity in Steel Bridge Beams With Section Losses Attributable to Corrosion Damage | Eulogio M. Javier III, Matthew H. Hebdon, Ph.D., P.E., and Jason T. Provines, P.E. | 2019 |
| 22-R3 | Round Robin Testing Program for the Indirect Tensile Cracking Test at Intermediate Temperature: Phase I | Jhony Habbouche, Ph.D., P.E., Ilker Boz, Ph.D., Stacey D. Diefenderfer, Ph.D., P.E., and Yusuf K. Bilgic, Ph.D. | 2019 |
| 22-R2 | Methods to Analyze and Predict Interstate Travel Time Reliability | Xiaoxiao Zhang, Ph.D., Mo Zhao, Ph.D., Justice Appiah, Ph.D., P.E., Michael D. Fontaine, Ph.D., P.E. | 2019 |
| 22-R1 | Development of Guidelines for Establishing Shared-Use Park and Ride Lots | Lance E. Dougald and Eric S. Williams | 2019 |
| 21-R25 | Evaluation of the Virginia Department of Transportation’s Current Practices for Tracking Storm Drain Cleaning Operations to Support Pollutant Removal Crediting | Lewis N. Lloyd | 2019 |
| 21-R24 | Supporting Transportation System Management and Operations Using Internet of Things Technology | Hong Yang, Ph.D., Yuzhong Shen, Ph.D., Mecit Cetin, Ph.D., and Zhenyu Wang, Ph.D. | 2019 |
| 21-R22 | Structural Study of Cold Central Plant Recycling Sections at the National Center for Asphalt Technology (NCAT) Test Track: Phase III | Brian K. Diefenderfer, Ph.D., P.E., David H. Timm, Ph.D., P.E., Ilker Boz, Ph.D., and Benjamin F. Bowers, Ph.D., P.E. | 2019 |
| 21-R21 | Balanced Mix Design for Surface Asphalt Mixtures: 2019 Field Trials | Stacey D. Diefenderfer, Ph.D., P.E., Ilker Boz, Ph.D., and Jhony Habbouche, Ph.D., P.E. | 2019 |
| 21-R20 | Performance Characteristics of In-Service Bridges for Enhancing Load Ratings: Leveraging Refined Analysis Methods | Devin K. Harris, Ph.D., Osman Ozbulut, Ph.D., Abdou K. Ndong, and Muhammad Sherif | 2019 |
| 21-R19 | Development of Demand Estimation Models for the Virginia Department of Transportation’s Park and Ride Facilities | Yiqing Xu, Lance E. Dougald, and John S. Miller | 2019 |
| 21-R18 | Guidelines for Prioritizing Curb Ramp Retrofits Under the Americans With Disabilities Act | Hannah E. MacKnight, EIT, Peter B. Ohlms, AICP, T. Donna Chen, Ph.D., and Shanjiang Zhu, Ph.D. | 2019 |
| 21-R17 | Evaluation of the Filtration Effectiveness of Dewatering Bags and Assessment of Potential Improvements | Lewis N. Lloyd | 2019 |
| 21-R16 | Laboratory and Field Performance Evaluation of Pavement Sections With High Polymer-Modified Asphalt Overlays | Jhony Habbouche, Ph.D., P.E., Ilker Boz, Ph.D., and Brian K. Diefenderfer, Ph.D., P.E. | 2019 |
| 21-R15 | Balanced Mix Design for Surface Asphalt Mixtures: Phase I: Initial Roadmap Development and Specification Verification | Stacey D. Diefenderfer, Ph.D., P.E., Ilker Boz, Ph.D., and Jhony Habbouche, Ph.D., P.E. | 2019 |
| 21-R14 | Refining Environmental DNA Protocols Developed for the Endangered James Spinymussel (Pleurobema collina) | Rodney J. Dyer, Bonnie A. Roderique, and M. Charis Deadwyler | 2019 |
| 21-R13 | Corrosion-Resistant Steel Fastener Assemblies for ASTM A709 Grade 50CR Steel Bridges | Jason T. Provines, P.E., Audrey K. Moruza, and Stephen R. Sharp, Ph.D., P.E. | 2019 |
| 21-R12 | Evaluation of Use of Crushed Hydraulic Cement Concrete (CHCC) as an Additive to Base Course/Subbase Material | Burak F. Tanyu, Ph.D., and Aiyoub Abbaspour, Ph.D. | 2019 |
| 21-R11 | Impact on Compaction of Virginia’s Dense-Graded Asphalt Surface Mixtures From Recent Changes to Design and Construction Acceptance Criteria | Kevin K. McGhee, P.E., and Bryan L. Smith, P.E. | 2019 |
| 21-R10 | Development of a Systemic Safety Improvement Plan for Two-Lane Rural Roads in Virginia | Hyun W. Cho, Ph.D., Benjamin H. Cottrell Jr., P.E., and In-Kyu Lim, Ph.D., P.E. | 2019 |
| 21-R9 | Implementation of Arterial Bottleneck Characterization Methods in Virginia | Mo Zhao, Ph.D., and Ramkumar Venkatanarayana, Ph.D., P.E | 2019 |
| 21-R8 | Planning Corridors for Transit Signal Priority While Considering Pedestrian Delay | Kevin P. Heaslip, Ph.D., P.E., Doyeon Kim, Marcella M. Kaplan, and Cara A. Dietrich | 2019 |
| 21-R7 | Impact of Access Spacing Standards on Crash Risk After Controlling for Access Volumes | Alejandra Medina Flintsch, Feng Guo, Shu Han, Kathleen Hancock, Brian Williams, Yingfeng Li, and Ron Gibbons | 2019 |
| 21-R6 | Experimental and Analytical Evaluation of Residual Capacity of Corrosion-Damaged Prestressed Concrete Bridge Girders | Ali Alfailakawi, C.L. Roberts-Wollmann, Ph.D., P.E., Matthew Hebdon, Ph.D., P.E., and Ioannis Koutromanos, Ph.D. | 2019 |
| 21-R5 | Corrugated Metal Pipe Culvert Invert Repair Using Engineered Cementitious Composite | H. Celik Ozyildirim, Ph.D., P.E., and Mary Sharifi | 2019 |
| 21-R4 | Network Level Pavement Structural Testing With the Traffic Speed Deflectometer | Samer W. Katicha, Ph.D., Shivesh Shrestha, Gerardo W. Flintsch, Ph.D., P.E., and Brian K. Diefenderfer, Ph.D., P.E. | 2019 |
| 21-R3 | Assessment of Composite Pavement in Virginia: A Trial Section on US 60 | M. Shabbir Hossain, Ph.D., P.E., Harikrishnan Nair, Ph.D., P.E., H. Celik Ozyildirim, Ph.D., P.E., and Audrey K. Moruza | 2019 |
| 21-R2 | Examination of Features Correlated With Roadway Departure Crashes on Rural Roads | Justice Appiah, Ph.D., P.E., and Mo Zhao, Ph.D | 2019 |
| 21-R1 | Assessment of Capacity Changes Due to Automated Vehicles on Interstate Corridors | Kevin Heaslip, Ph.D., P.E., Noah Goodall, Ph.D., P.E., Bumsik Kim, and Mirla Abi Aad | 2019 |
| 20-R33 | Installation and Initial Evaluation of Paving Fabric Interlayers for Mitigating Reflective Cracking in Pavements | Harikrishnan Nair, Ph.D., P.E., and Jhony Habbouche, Ph.D. | 2019 |
| 20-R31 | Safety Benefits and Best Practices for Intersection Lighting | Yingfeng (Eric) Li, Ph.D., P.E., Rajaram Bhagavathula, Ph.D., Travis N. Terry, Ronald B. Gibbons, Ph.D., and Alejandra Medina | 2019 |
| 20-R29 | Laboratory Investigation of Workable and Durable Concretes for Bridge Repair | H. Celik Ozyildirim, Ph.D., P.E., and Mary Sharifi | 2019 |
| 20-R28 | Enhancing Existing Isolated Underpasses With Fencing to Decrease Wildlife Crashes and Increase Habitat Connectivity | Bridget M. Donaldson and Kaitlyn E.M. Elliott | 2019 |
| 20-R27 | Load Rating Strategies for Bridges With Limited or Missing As-Built Information | Devin K. Harris, Ph.D., Osman Ozbulut, Ph.D., Abdollah Bagheri, Ph.D., Mehrdad Shafiei Dizaji, Abdou K. Ndong, and Mohamad Alipour | 2019 |
| 20-R26 | Use of Surface Treatments to Extend Pavement Life: A Case Study on US 301, Sussex County, Virginia | Harikrishnan Nair, Ph.D., P.E., D. Stephen Lane, and Kevin K. McGhee, P.E | 2019 |
| 20-R25 | Refinement of the Inverted T-Beam System for Virginia | Ezra Bin Arif Edwin, Becky Gilbertson, Vijaykanth Pulumati, and C.L. Roberts-Wollmann, Ph.D., P.E. | 2019 |
| 20-R24 | Welding of ASTM A709 50CR Using Austenitic Filler Wires With Varying Heat Inputs and Maximum Interpass Temperatures | James M. Fitz-Gerald, Ph.D., Sean R. Agnew, Ph.D., and Xuemeng Xia | 2019 |
| 20-R23 | Guidelines for Using StreetLight Data for Planning Tasks | Hong Yang, Ph.D., Mecit Cetin, Ph.D., and Qingyu Ma | 2019 |
| 20-R22 | Time-Lapse Infrared Thermography Applied to Concrete Bridge Deck Inspection Surveys | Steven B. Chase, Ph.D., and Chad M. Anderson, EIT | 2019 |
| 20-R21 | Laboratory Investigation of Underwater Concreting | H. Celik Ozyildirim, Ph.D., P.E., and Mary Sharifi | 2019 |
| 20-R20 | Potential Socioeconomic Forecasts in Support of VTrans | Haritha Bhairavabhatla, Amy A. O’Leary, Ph.D., Maddison A. Gasse, and John S. Miller, Ph.D., P.E. | 2019 |
| 20-R19 | How’s That Diet Working: Performance of Virginia Road Diets | Peter B. Ohlms, AICP, Lance E. Dougald, and Hannah E. MacKnight | 2019 |
| 20-R18 | Development of a Test Method for Evaluating Staining on Structures as an Indicator of Bat Presence | Devin K. Harris, Tianshu Li, Bridget M. Donaldson, and Mohamad Alipour | 2019 |
| 20-R17 | Improving Inventory of and Investment in Bicycle and Pedestrian Facilities Through Targeted Public Outreach | Shanjiang Zhu, Ph.D., Atabak Mardan, and Zhou Yang | 2019 |
| 20-R16 | Driver Response to Dynamic Message Sign Safety Campaign Messages | Tripp Shealy, Ph.D., Pamela Kryschtal, Kaitlyn Franczek, and Bryan J. Katz, Ph.D., P.E | 2019 |
| 20-R15 | Improving Freeway Crash Prediction Models Using Disaggregate Flow State Information | Nancy Dutta, Ph.D., and Michael D. Fontaine, Ph.D., P.E. | 2019 |
| 20-R14 | Magnetic Flux Leakage Device for Evaluation of Prestressed Concrete Box Bridges | Steven B. Chase, Ph.D., and Soundar S.G. Balakumaran, Ph.D., P.E. | 2019 |
| 20-R13 | Incorporating Potential Climate Change Impacts in Bridge and Culvert Design | Mohamed M. Morsy, Ph.D., Yawen Shen, Jeffrey M. Sadler, Ph.D., Alexander B. Chen, Faria T. Zahura, and Jonathan L. Goodall, Ph.D., P.E. | 2019 |
| 20-R12 | Slip Coefficient Testing of ASTM A709 Grade 50CR Steel and Dissimilar Metal Slip-Critical Bolted Connections | Jason T. Provines, P.E., and Haddis Abebe | 2019 |
| 20-R11 | Assessment of the Richmond District’s Towing and Recovery Incentive Program (TRIP) Pilot | Lance E. Dougald and Ramkumar Venkatanarayana, Ph.D., P.E. | 2019 |
| 20-R10 | Virginia’s First Corrosion-Resistant ASTM A1010 Steel Plate Girder Bridge | Stephen R. Sharp, Ph.D., P.E., Jason T. Provines, P.E., Audrey K. Moruza, William F. Via, Jr., and Keith N. Harrop, P.E. | 2019 |
| 20-R9 | Assessing Increased Use of Reclaimed Asphalt Pavement in Asphalt Mixtures | Harikrishnan Nair, Ph.D., P.E., Stacey D. Diefenderfer, Ph.D., P.E., and Benjamin F. Bowers, Ph.D., P.E | 2019 |
| 20-R8 | Use of Geosynthetics for Separation and Stabilization in Low-Volume Roadways | Edward J. Hoppe, Ph.D., P.E., M. Shabbir Hossain, Ph.D., P.E., Audrey K. Moruza, and Chaz B. Weaver, P.E., CPEM | 2019 |
| 20-R7 | Durability and Inspection of Hybrid Composite Beams | Soundar S.G. Balakumaran, Ph.D., P.E., and Steven R. Sharp, Ph.D., P.E. | 2019 |
| 20-R6 | Performance of Bridge Deck Overlays in Virginia: Phase II: Service Life Performance | Soundar S.G. Balakumaran, Ph.D., P.E., and Richard E. Weyers, Ph.D., P.E. | 2019 |
| 20-R5 | Carbon Fiber Reinforced Polymer (CFRP) for Pretension Applications: Material Acceptance Criteria and Advancing Anchorage Designs | Jonathon D. Tanks, E.I.T., Stephen R. Sharp, Ph.D., P.E., H. Celik Ozyildirim, Ph.D., P.E., and Devin K. Harris, Ph.D. | 2019 |
| 20-R4 | Implementation of an Improved Shear Key Detail in the Buffalo Branch Bridge | Carrie Field, Carin L. Roberts-Wollmann, Ph.D., P.E., and Thomas E. Cousins, Ph.D., P.E. | 2019 |
| 20-R3 | Traveler Information for the Commercial Vehicle Operations Community | Alejandra Medina Flintsch, Yingfeng (Eric) Li, Ph.D., Cristian Druta, Ronald Gibbons, Ph.D., Andrew Kassing, Brian Williams, Andrew Miller, and Matthew Camden | 2019 |
| 20-R2 | Corrosion-Resistant Stainless Steel Strands for Prestressed Bridge Piles in Marine Atmospheric Environments | B.C. Rincon Troconis, Ph.D., Stephen R. Sharp, Ph.D., P.E., H. Celik Ozyildirim, Ph.D., P.E., Charles R. Demarest, Jacob Wright, and John R. Scully, Ph.D. | 2019 |
| 20-R1 | Innovative Coating Removal Techniques for Coated Bridge Steel | James M. Fitz-Gerald, Ph.D., Sean R. Agnew, Ph.D., William Moffat, Stephen R. Sharp, Ph.D., P.E., James S. Gillespie, Donald R. Becker, Rongtang Liu, Ph.D., P.E., | 2019 |
| 19-R32 | Stockpiling Cold Central Plant Recycling Mixtures | Benjamin F. Bowers, Ph.D., P.E., Brian K. Diefenderfer, Ph.D., P.E., and Syed Kazmi | 2019 |
| 19-R31 | Management Considerations for Historic Roads in Virginia | Ann B. Miller | 2019 |
| 19-R30 | Evaluation of the Terminal Boulevard (SR 406) Concrete Rubblization Project | Harikrishnan Nair, Ph.D., P.E., Brian K. Diefenderfer, Ph.D., P.E., and Ilker Boz, Ph.D. | 2019 |
| 19-R29 | Concrete Beams Prestressed Using Carbon Fiber Reinforced Polymer | H. Celik Ozyildirim, Ph.D., P.E., and Stephen R. Sharp, Ph.D., P.E. | 2019 |
| 19-R28 | Implementation and Evaluation of a Buried Cable Roadside Animal Detection System and Deer Warning Sign | Cristian Druta, Ph.D., Andrew S. Alden, P.E. | 2019 |
| 19-R25 | Structural Study of Cold Central Plant Recycling Sections at the National Center for Asphalt Technology (NCAT) Test Track: Phase II | Brian K. Diefenderfer, Ph.D., P.E., David H. Timm, Ph.D., P.E., and Benjamin F. Bowers, Ph.D., P.E. | 2019 |
| 19-R24 | Computational Enhancements for the Virginia Department of Transportation’s Regional River Severe Storm Model: Phase II | Mohamed M. Morsy, Ph.D., Yawen Shen, Daniel Voce, Gina L. O’Neil, Jonathan L. Goodall, Ph.D., P.E. | 2019 |
| 19-R22 | Fauquier County Road Orders 1759-1783 | Ann B. Miller | 2019 |
| 19-R21 | Maintenance-Free Corrosion-Resistant Steel Plate For Bridges | Jason T. Provines, P.E., Stephen R. Sharp, Ph.D., P.E., Osman Ozbulut, Ph.D., and Sherif Daghash | 2019 |
| 19-R20 | Improving the Identification and Characterization of Arterial Congestion Bottlenecks | Mo Zhao, Ph.D., and Ramkumar Venkatanarayana, Ph.D., P.E. | 2019 |
| 19-R19 | Providing Traffic Control Device Information in a Connected and Automated Vehicle Environment | Richard Atta Boateng, Xiaoxiao Zhang, Hyungjun Park, Ph.D., and Brian L. Smith, Ph.D., P.E. | 2019 |
| 19-R18 | Ten-Year Assessment of Virginia's First Warm Mix Asphalt Sites | Stacey D. Diefenderfer | 2019 |
| 19-R17 | Effectiveness of Innovative Pavement Markings in Facilitating Safe Bicycle Travel | Peter B. Ohlms, AICP, and Young-Jun Kweon, Ph.D., P.E. | 2019 |
| 19-R15 | Influence of Aggregate Morphology and Grading on the Performance of 9.5-mm Stone Matrix Asphalt Mixtures | Yufeng Liu, Harikrishnan Nair, Ph.D., P.E., D. Stephen Lane, Linbing Wang, Ph.D., P.E., and Wenjuan Sun, Ph.D. | 2019 |
| 19-R14 | Premature Failure of Concrete Patching: Reasons and Resolutions | Michael M. Sprinkel, P.E., M. Shabbir Hossain, Ph.D., P.E., and Celik Ozyildirim, | 2019 |
| 19-R13 | Corrosion-Free Carbon Fiber Reinforced Polymer for Prestressed Piles | Stephen R. Sharp, Ph.D., P.E., H. Celik Ozyildirim, Ph.D, P.E., and Audrey K. Moruza | 2019 |
| 19-R12 | Development of Safety Performance Functions for Network Screening of Roadway Departure Crashes in Virginia | Young-Jun Kweon, In-Kyu Lim | 2019 |
| 19-R11 | Ways to Consider Driverless Vehicles in Virginia Long-Range Travel Demand Models | John S. Miller, Ph.D., P.E., and Di Kang | 2019 |
| 19-R10 | Safety and Operations Guidance for Using Time-of-Day Protected-Permissive Left-Turn Phasing Using Flashing Yellow Arrows | F. Adam King, Justice Appiah, Ph.D., P.E., Michael D. Fontaine, Ph.D., P.E., and Benjamin H. Cottrell, Jr., P.E. | 2018 |
| 19-R9 | Elastomeric Concrete Plug Joints: A New Durable Bridge Expansion Joint Design | Soundar S.G. Balakumaran, Ph.D., P.E., Kevin O’Neill, P.E., Todd C. Springer, P.E., and Adam Matteo, P.E. | 2018 |
| 19-R8 | Effectiveness of Seasonal Deer Advisories on Changeable Message Signs as a Deer Crash Reduction Tool | Bridget M. Donaldson and Young-Jun Kweon, Ph.D., P.E. | 2018 |
| 19-R7 | Evaluation of the Impact of the I-66 Active Traffic Management System: Phase II | Nancy Dutta, Michael D. Fontaine, Ph.D., P.E., Richard Atta Boateng, and Megan Campbell | 2018 |
| 19-R6 | Impacts of the I-77 Variable Speed Limit System on Speed and Crash Characteristics During Low Visibility Conditions | Daniela E. Gonzales and Michael D. Fontaine, Ph.D., P.E. | 2018 |
| 19-R5 | Systemic Low-Cost Countermeasures for an Unsignalized Intersection Safety Improvement Plan for Virginia | Benjamin H. Cottrell, Jr., P.E., and In-Kyu Lim, Ph.D., P.E. | 2018 |
| 19-R4 | Assessing the Feasibility of a Pedestrian and Bicycle Count Program in Virginia | Peter B. Ohlms, AICP, Lance E. Dougald, and Hannah E. MacKnight | 2018 |
| 19-R3 | Full-Scale Laboratory Evaluation of Hybrid Composite Beams for Implementation in a Virginia Bridge | Cristopher D. Moen, Ph.D., P.E., Carin L. Roberts-Wollmann, Ph.D., P.E., and Thomas E. Cousins, Ph.D., P.E. | 2018 |
| 19-R2 | Implementation of a Precast Inverted T-Beam System in Virginia: Part II: Analytic and Field Investigations | Fatmir Menkulasi, Ph.D., P.E., Thomas Cousins, Ph.D., P.E., and C.L. Roberts-Wollmann, Ph.D., P.E. | 2018 |
| 19-R1 | A Guide to Transportation Funding Options Available to Virginia Jurisdictions | Audrey K. Moruza | 2019 |
| 18-R26 | Investigation of Binder Aging and Mixture Performance in Service: Reclaimed Asphalt Pavement Mixtures | Stacey D. Diefenderfer, Ph.D., P.E., Harikrishnan Nair, Ph.D., P.E., and Benjamin F. Bowers, Ph.D., P.E. | 2018 |
| 18-R25 | Evaluation of Innovative Approaches to Curve Delineation for Two-Lane Rural Roads | Ronald Gibbons, Ph.D., Alejandra Medina Flintsch, Brian Williams, Yingfeng (Eric) Li, Ph.D., P.E., Sahar Ghanipoor Machiani, Ph.D., and Rajaram Bhagavathula, Ph.D. | 2018 |
| 18-R24 | Extent and Impacts of the Virginia Department of Transportation’s Exception Process for Access Management Design Standards | John S. Miller, Ph.D., P.E., Lance E. Dougald, Ryley S. Stevens, Matthew D. Dean, and Catherine H. Gayner | 2018 |
| 18-R23 | Instrumentation to Aid in Steel Bridge Fabrication: Bridge Virtual Assembly System | Paul A. Fuchs, Ph.D., and Steven B. Chase, Ph.D. | 2018 |
| 18-R20 | Characterization of Residuals Collected From Street Sweeping Operations | Lewis N. Lloyd, G. Michael Fitch, Ph.D., Tony S. Singh, Ph.D., P.E., and James A. Smith, Ph.D., P.E. | 2018 |
| 18-R19 | Evaluation of Porous Asphalt Used at a Virginia Department of Transportation Park & Ride Facility | G. Michael Fitch, Ph.D., and Benjamin F. Bowers, Ph.D., P.E. | 2018 |
| 18-R18 | Development and Testing of Environmental DNA (eDNA) Protocols for the Endangered James Spinymussel (Pleurobema collina) | Rodney J. Dyer and Bonnie A. Roderique | 2017 |
| 18-R17 | Carbon Fiber Reinforced Polymer Grids for Shear and End Zone Reinforcement in Bridge Beams | John Ward, Mitch Magee, Carin L. Roberts-Wollmann, Ph.D., P.E., and Thomas E. Cousins, Ph.D., P.E. | 2018 |
| 18-R16 | Improving Animal-Vehicle Collision Data for the Strategic Application of Mitigation | Bridget M. Donaldson | 2017 |
| 18-R15 | Development of a Special Provision on the Use of Pervious Concrete As a Stormwater Management Tool in Parking Lots | Gail M. Moruza, H. Celik Ozyildirim, Ph.D., P.E., and Teresa B. Culver, Ph.D., P.E. | 2017 |
| 18-R14 | Evaluation of Highly Polymer-Modified Asphalt Mixtures: Phase I | Benjamin F. Bowers, Ph.D., P.E., Brian K. Diefenderfer, Ph.D., P.E., and Stacey D. Diefenderfer, Ph.D., P.E. | 2018 |
| 18-R13 | Linear Cracking in Bridge Decks | Soundar S.G. Balakumaran, Ph.D., P.E., Richard E. Weyers, Ph.D., P.E., and Michael C. Brown, Ph.D., P.E. | 2018 |
| 18-R12 | Performance of Foamed Warm Mix Asphalt In Virginia Over Four to Six Years | Stacey D. Diefenderfer | 2017 |
| 18-R11 | Evaluation of Revised Incentive-Only Ride Specification for Asphalt Pavements | Harikrishnan Nair, Ph.D., P.E. , Kevin K. McGhee, P.E., Affan Habib, P.E., Michael Wells, P.E., and Bipad Saha, P.E. | 2018 |
| 18-R10 | Low Cracking Concretes for the Closure Pours and Overlays of the Dunlap Creek Bridge | Celik Ozyildirim, Ph.D., P.E., and Harikrishnan Nair, Ph.D., P.E. | 2017 |
| 18-R9 | Repairs With Self-Consolidating Concrete and Galvanic Anodes to Extend Bridge Life | H. Celik Ozyildirim, Ph.D., P.E., and Stephen R. Sharp, Ph.D., P.E. | 2017 |
| 18-R8 | Evaluation of Repair Techniques for Impact-Damaged Prestressed Beams | Michael Gangi, Mark Jones, Justin Liesen, Jiaxing Zhou, Vanessa Pino, Thomas E. Cousins, Ph.D., P.E., C.L. Roberts-Wollmann, Ph.D., P.E., Ioannis Koutromanos, Ph.D., and Antonio Nanni, Ph.D. | 2018 |
| 18-R7 | Implementation of a Precast Inverted T-Beam System in Virginia: Part I: Laboratory Investigations | Fatmir Menkulasi, Ph.D., P.E., Thomas E. Cousins, Ph.D., P.E., and Carin L. Roberts-Wollmann, Ph.D., P.E. | 2017 |
| 18-R6 | A Management Plan for Historic Bridges in Virginia: The 2017 Update | Ann B. Miller | 2018 |
| 18-R5 | In-Service Performance Evaluation and Monitoring of a Hybrid Composite Beam Bridge System | Devin K. Harris, Ph.D., and John M. Civitillo | 2017 |
| 18-R4 | Examination of the Current Practice of Lighting in Virginia: Nighttime Work Zones and Improving Safety Through the Development of Nighttime Lighting Specifications: Summary Report | Rajaram Bhagavathula, Ronald Gibbons, Alejandra Medina, and Travis Terry | 2017 |
| 18-R3 | Examination of the Current Practice of Lighting in Virginia: Nighttime Work Zones and Improving Safety Through the Development of Nighttime Lighting Specifications | Rajaram Bhagavathula, Ronald Gibbons, Alejandra Medina, and Travis Terry | 2017 |
| 18-R2 | Design of Artificially Cracked Concrete Specimens for Virginia Department of Transportation Material Evaluation | Selase Torkornoo, Ethan Bradshaw, Stephen R. Sharp, Ph.D., P.E., and Michael M. Sprinkel, P.E. | 2018 |
| 18-R1 | Bridge Service Life Design | Elizabeth Rose Bales, Venkatasaikrishna Chitrapu, and Madeleine M. Flint, Ph.D | 2018 |
| 17-R28 | The Impact of Phase 1 of the Silver Line on the Northern Virginia Transportation System | Pamela Murray-Tuite, Shanjiang Zhu, and Amal P. Chacko | 2017 |
| 17-R26 | Validation of Hot-Poured Crack Sealant Performance-Based Guidelines | Imad L. Al-Qadi, Hasan Ozer, Seyed Saleh Yousefi, Mohammed Sawalha | 2017 |
| 17-R25 | Investigation of Breeding Peregrine Falcons on Virginia Bridges | Bryan D. Watts, Ph.D., and Marian U. Watts | 2017 |
| 17-R24 | An Analysis of the Benefits of Using Underground Tanks for the Storage of Stormwater Runoff Generated at Virginia Department of Transportation Maintenance Facilities | | 2017 |
| 17-R23 | Pilot Evaluation of the Use of Contract Towing and First Responder Strategies in the Virginia Department of Transportation’s Staunton District | | 2017 |
| 17-R22 | Evaluation of Stone-Matrix Asphalt Mixtures Containing Recycled Asphalt Shingles (RAS) | | 2017 |
| 17-R21 | Determination of Mechanical Properties for Cement-Treated Aggregate Base | | 2017 |
| 17-R20 | Development of Improved Connection Details for Adjacent Prestressed Member Bridges | Kedar Halbe, Ph.D., Patrick Joyce, EIT, Carin L. Roberts-Wollmann, Ph.D., P.E., and Thomas E. Cousins, Ph.D., P.E. | 2017 |
| 17-R19 | Cement Stabilization of Unpaved Roads | | 2017 |
| 17-R18 | Computational Enhancements for the Virginia Department of Transportation Regional River Severe Storm (R2S2) Model | Mohamed M. Morsy, Gina L. O’Neil, Jonathan L. Goodall, Ph.D., P.E., and Gamal Hassan, P.E. | 2017 |
| 17-R17 | Performance of Bridge Deck Overlays in Virginia: Phase I: State of Overlays | Richard E. Weyers, Ph.D., P.E., and Michael C. Brown, Ph.D., P.E. | 2017 |
| 17-R16 | Design, Installation, and Condition Assessment of a Concrete Bridge Deck Constructed With ASTM A1035 CS No. 4 Bars | Abraham Lama Salomon, and Cristopher D. Moen, Ph.D., P.E. | 2017 |
| 17-R15 | Evaluation of High-Performance Fiber-Reinforced Concrete for Bridge Deck Connections, Closure Pours, and Joints | Levon C. Hoomes | 2017 |
| 17-R14 | Addressing Dilemma Zone Issues With Control Solutions | Montasir M. Abbas, Ph.D., P.E., Qichao Wang, Brian J. Higgs, Ph.D., Donia Zaheri Sarabi, Sahar Ghanipoor Machiani, Ph.D., Milos N. Mladenovic, Ph.D., and Shrikant Fulari | 2017 |
| 17-R13 | When Main Street Is a Highway: Addressing Conflicts Between Land Use and Transportation | Kayleigh M. Roy | 2017 |
| 17-R12 | Forensic Investigation of Two Voided Slab Bridges in the Virginia Department of Transportation's Richmond District | Richard E. Weyers, Ph.D., P.E. | 2017 |
| 17-R10 | Investigation of Roller-Compacted Concrete for Use in Pavements in Virginia | | 2017 |
| 17-R9 | Structural Study of Cold Central Plant Recycling Sections at the National Center for Asphalt Technology (NCAT) Test Track | Miguel Díaz Sánchez, David H. Timm, Ph.D., P.E. | 2016 |
| 17-R8 | Evaluation of Fatigue-Prone Details Using a Low-Cost Thermoelastic Stress Analysis System | Steven B. Chase, Ph.D., Yaw Adu-Gyamfi, Ph.D. | 2016 |
| 17-R7 | Development of Enhanced Pavement Deterioration Curves | Samer W. Katicha, Ph.D., Safak Ercisli, Gerardo W. Flintsch, Ph.D., P.E., James M. Bryce, Ph.D | 2016 |
| 17-R6 | Analysis of Repeated Network-Level Testing by the Falling Weight Deflectometer on I-81 in the Virginia Department of Transportation’s Bristol District | James M. Bryce, Ph.D., Samer W. Katicha, Ph.D., Gerardo W. Flintsch, Ph.D., P.E. | 2016 |
| 17-R5 | Evaluation of the Impact of the I-66 Active Traffic Management System | PilJin Chun | 2016 |
| 17-R4 | Investigation of Driver Speed Choice and Crash Characteristics During Low Visibility Events | Katie McCann | 2016 |
| 17-R3 | Investigation of Properties of High-Performance Fiber-Reinforced Concrete: Very Early Strength, Toughness, Permeability, and Fiber Distribution | Evelina Khakimova, EIT | 2017 |
| 17-R2 | Considerations for Calculating Arterial System Performance Measures in Virginia | | 2017 |
| 17-R1 | A Retrospective Evaluation of Traffic Forecasting Techniques | Salwa Anam, Jasmine W. Amanin, Raleigh A. Matteo | 2016 |
| 16-R21 | Leveraging Freely Available Remote Sensing and Ancillary Datasets for Semi-Automated Identification of Potential Wetland Areas Using a Geographic Information System (GIS) | Benjamin R. Felton, Jonathan L. Goodall, Ph.D | 2016 |
| 16-R20 | Development of Pavement Structural Capacity Requirements for Innovative Pavement Decision-Making and Contracting: Phase II | James M. Bryce, Gerardo W. Flintsch, Ph.D., P.E., Samer W. Katicha, Ph.D., Alex Sarant | 2016 |
| 16-R19 | Methodology for Ranking Relative Importance of Structures to Virginia’s Roadway Network | Adam D. Matteo, P.E, Jonathan C. Mallard, P.E., Jeffrey L. Milton, Prasad L. Nallapaneni, P.E., Rex L. Pearce, P.E. | 2016 |
| 16-R18 | Trip Generation at Virginia Agritourism Land Uses | | 2016 |
| 16-R17 | Improving Mixture Durability Through Design Gyrations, Air Voids, and Binder Content | Samer W. Katicha, Ph.D., and Gerardo W. Flintsch, Ph.D., P.E. | 2016 |
| 16-R16 | Use of Electrochemical Chloride Extraction and Associated Repairs to Extend the Beneficial Life of Reinforced Concrete Substructures | | 2016 |
| 16-R15 | Evaluation of Bridge Deck With Shrinkage-Compensating Concrete | | 2016 |
| 16-R14 | Use of Lightweight Concrete for Reducing Cracks in Bridge Decks | | 2016 |
| 16-R13 | Reducing Cracks in Concrete Bridge Decks Using Shrinkage Reducing Admixture | | 2016 |
| 16-R12 | How Might Virginia Age and Grow by 2040? | Hillary D. Goldstein, Aidan S. Barkley, and Benjamin D. Smith | 2016 |
| 16-R11 | Bridge Beams and Pier Caps With Self-Consolidating Concrete at Nimmo Parkway | Gail Moruza | 2016 |
| 16-R10 | Work Zone Safety Performance Measures for Virginia | In-Kyu Lim | 2016 |
| 16-R9 | Traffic Incident Management Quick Clearance Guidance and Implications | | 2016 |
| 16-R8 | Continuous Friction Measurement Equipment As a Tool for Improving Crash Rate Prediction: A Pilot Study | Edgar de León Izeppi, Samer W. Katicha, Gerardo W. Flintsch, Ross McCarthy | 2016 |
| 16-R7 | Investigation of Truck Mounted Attenuator (TMA) Crashes in Work Zones in Virginia | | 2016 |
| 16-R6 | Assessment of the Performance of Light-Emitting Diode Roadway Lighting Technology | Ronald B. Gibbons, Ph.D., Yingfeng “Eric” Li, Ph.D., P.E., and Jason E. Meyer | 2015 |
| 16-R5 | A Benefit-Cost Analysis Tool for Assessing Guardrail Needs for Two-Lane Rural Roads in Virginia | | 2015 |
| 16-R4 | An Evaluation of Roadside Activity and Behavior of Deer and Black Bear to Determine Mitigation Strategies for Animal-Vehicle Collisions | Lewis Lloyd | 2015 |
| 16-R3 | Best Practices and Performance Assessment for Preventive Maintenance Treatments for Virginia Pavements | Edgar de León Izeppi, Akyiaa Morrison, Gerardo W. Flintsch | 2015 |
| 16-R2 | Assessment of an Incentive-Only Ride Specification for Asphalt Pavements | Affan Habib, P.E., Sameer Shetty | 2015 |
| 16-R1 | Development of Local Calibration Factors and Design Criteria Values for Mechanistic-Empirical Pavement Design | Bryan Smith | 2015 |
| 15-R26 | Asphalt Mixture Performance Characterization Using Small-Scale Cylindrical Specimens | | 2015 |
| 15-R25 | Evaluation of a Buried Cable Roadside Animal Detection System | Cristian Druta, Ph.D., and Andrew S. Alden, P.E. | 2015 |
| 15-R24 | Evaluation of the Virginia Department of Transportation Adaptive Signal Control Technology Pilot Project | Jiaqi Ma, Ph.D., Jia Hu, Ph.D. | 2015 |
| 15-R23 | Data Needs Assessment for Making Transportation Decisions in Virginia | Asad J. Khattak, Ph.D., Xin Wang, Ph.D., Sanghoon Son, Ph.D., and Jun Liu | 2015 |
| 15-R22 | Evaluation of a Rectangular Rapid Flashing Beacon System at the Belmont Ridge Road and W&OD Trail Mid-Block Crosswalk | | 2015 |
| 15-R21 | Determining Animal Mortality Compost Maturity and Suitability for Road Project Applications for the Virginia Department of Transportation | Michael W, Crawley | 2015 |
| 15-R20 | Improving Collaboration and Consensus Building in the Coordination of Access Management and Land Use in Corridor Planning | | 2015 |
| 15-R19 | Use of Roller-Compacted Concrete Pavement in Stafford, Virginia | | 2015 |
| 15-R18 | Loudoun County Road Orders 1783-1800 | Patricia B. Duncan | 2015 |
| 15-R17 | An Evaluation of the Economics and Logistics of Animal Mortality Composting for The Virginia Department of Transportation | | 2015 |
| 15-R16 | Synthesis of Trenchless Technologies | Lindsay Ivey Burden, Ph.D. | 2015 |
| 15-R15 | Installation and Laboratory Evaluation of Alternatives to Conventional Polymer Modifications for Asphalt | | 2015 |
| 15-R14 | Virginia and West Virginia’s Transportation Research Co–Peer Exchange (June 22-26, 2014) | Donald L. Williams, P.E., David M. Jared, P.E., William King, Jr., P.E. | 2015 |
| 15-R13 | Development of a Catalog of Resilient Modulus Values for Aggregate Base for Use With the Mechanistic-Empirical Pavement Design Guide (MEPDG) | | 2015 |
| 15-R12 | Estimation of Subgrade Resilient Modulus Using the Unconfined Compression Test | | 2014 |
| 15-R11 | Standardized Test Method to Quantify Environmental Impacts of Stormwater Pipe Rehabilitation Materials | Andrew J. Whelton, Ph.D., Matthew L. Tabor, Anne Boettcher, Ph.D., Kevin D. White, Ph.D., P.E., Derrick Newman, and Eric J. Seward, Ph.D. | 2014 |
| 15-R10 | Structural Design Guidelines for Concrete Bridge Decks Reinforced with Corrosion-Resistant Reinforcing Bars | Abraham Lama Salomon, Cristopher D. Moen, Ph.D., P.E. | 2014 |
| 15-R9 | Investigating the Cost-Effectiveness of Nutrient Credit Use As an Option for Stormwater Permitting Requirements | Alicia L. Nobles, Hillary D. Goldstein, Jonathan L. Goodall | 2014 |
| 15-R8 | Laboratory Evaluation of Asphalt Concrete Mixtures Containing High Contents of Reclaimed Asphalt Pavement (RAP) and Binder | Paul C. Boriack, Samer W. Katicha, Ph.D., Gerardo W. Flintsch, Ph.D., P.E.,Christopher R. Tomlinson | 2014 |
| 15-R7 | Developing a Laboratory Protocol for Asphalt Binder Recovery | | 2014 |
| 15-R6 | Feasibility of Reclaimed Asphalt Pavement (RAP) Use As Road Base and Subbase Material | | 2015 |
| 15-R5 | Investigation of Panel-to-Panel Connections and Block-outs for Full-Depth Precast Concrete Bridge Decks | Matthew K. Swenty, Thomas E. Cousins, Ph.D., P.E.,Carin L. Roberts-Wollmann, Ph.D., P.E. | 2015 |
| 15-R4 | Differential Settlement of a Geosynthetic Reinforced Soil Abutment: Full-Scale Investigation: Summary Report | Andrew Kost, George M. Filz, Ph.D., P.E., and Thomas E. Cousins, Ph.D., P.E. | 2015 |
| 15-R3 | Differential Settlement of a Geosynthetic Reinforced Soil Abutment: Full-Scale Investigation | Andrew Kost, George M. Filz, Ph.D., P.E., and Thomas E. Cousins, Ph.D., P.E. | 2015 |
| 15-R2 | Local Government Funding and Financing of Roads: Virginia Case Studies and Examples From Other States | | 2014 |
| 15-R1 | I-81 In-Place Pavement Recycling Project | | 2014 |
| 14-R19 | Corrosion Sensitivity of Concrete Mix Designs | David W. Mokarem | 2014 |
| 14-R17 | Evaluation of the MMLS3 for Accelerated Wearing of Asphalt Pavement Mixtures | Cristian Druta, Linbing Wang | 2014 |
| 14-R16 | Use of Concrete Pavement Overlays on U.S. 58 in Virginia | Mohamed K. Elfino, Chung Wu, Affan Habib | 2014 |
| 14-R15 | Lightweight High-Performance Concrete Bulb-T Beams With Self-Consolidating Concrete in a Bridge Structure | | 2014 |
| 14-R14 | Development of Safety Performance Functions for Multilane Highway and Freeway Segments Maintained by the Virginia Department of Transportation | In-Kyu Lim | 2014 |
| 14-R13 | Corrosion Assessment for the Failed Bridge Deck Closure Pour at Mile Marker 43 on I-81 | Ebrahim K. Abbas, Richard E. Weyers, Ph.D., P.E., William J. Wright, Ph.D., P.E., C.L. Roberts-Wollmann, Ph.D., P.E. | 2014 |
| 14-R12 | Fatigue Assessment for the Failed Bridge Deck Closure Pour at Mile Marker 43 on I-81 | Elias Rivera, Ebrahim K. Abbas, William J. Wright, Ph.D., P.E., Richard E. Weyers, Ph.D., P.E., C.L. Roberts-Wollmann, Ph.D., P.E. | 2014 |
| 14-R11 | Influence of Changes in Water-to-Cement Ratio, Alkalinity, Concrete Fluidity, Voids, and Type of Reinforcing Steel on the Corrosion Potential of Steel in Concrete | David W, Mokarem | 2014 |
| 14-R10 | Identifying and Prototyping Integrated Corridor Management (ICM) Strategies for Application in Virginia | Samson K. Asare | 2014 |
| 14-R9 | A Management Plan for Historic Bridges in Virginia: Update/Scoping Phase | Samuel Wallingford | 2014 |
| 14-R8 | Nondestructive Measurements Using Mechanical Waves in Reinforced Concrete Structures | | 2014 |
| 14-R7 | Performance Evaluation of Thin Wearing Courses Through Scaled Accelerated Trafficking | Cristian Druta, Ph.D., Linbing Wang, Ph.D., P.E. | 2014 |
| 14-R6 | Considerations for the Development of Work Zone Mobility Performance Measures and Thresholds for Virginia Freeways | Piljin Chun | 2014 |
| 14-R5 | Integration of Travel Demand Models with Operational Analysis Tools | Michael J. Demetsky, Jiaqi Ma | 2013 |
| 14-R4 | Real-Time Prediction of Vehicle Locations in a Connected Vehicle Environment | | 2013 |
| 14-R3 | Investigation of the Safety Effects of Edge and Centerline Markings on Narrow, Low-Volume Roads | | 2013 |
| 14-R2 | Determinants of Variability in Preliminary Engineering Funding | Bethany Turner | 2014 |
| 14-R1 | Preliminary Assessment of Procedures for Coating Steel Components on Virginia Bridges | | 2013 |
| 13-R10 | Loudoun County Road Orders 1757-1783 | Patricia B. Duncan | 2013 |
| 13-R9 | Developing a Network-Level Structural Capacity Index for Structural Evaluation of Pavements | Bryce, James M. ;Flintsch, Gerardo W. ;Katicha, Samer W. | 2013 |
| 13-R8 | Composting Animal Mortality Removed From Roads: A Pilot Study of Rotary Drum and Forced Aeration Compost Vessels | | 2013 |
| 13-R7 | Thermal Response of Integral Abutment Bridges With Mechanically Stabilized Earth Walls | Arenas, Alfredo E.;Filz, George M.;Cousins, Thomas, E. | 2013 |
| 13-R6 | Development of Performance Assessment Guidelines for Virginia’s Work Zone Transportation Management Plans | Gallo, Anthony A. | 2012 |
| 13-R5 | Evaluation of the Installation and Initial Condition of Rosphalt Overlays on Bridge Decks | | 2013 |
| 13-R4 | An Interim Update to the 2035 Socioeconomic and Travel Demand Forecasts for Virginia | | 2012 |
| 13-R3 | Water Quality Implications of Culvert Repair Options: Cementitious and Polyurea Spray-on Liners | | 2012 |
| 13-R2 | Water Quality Implications of Culvert Repair Options: Vinyl Ester Based and Ultraviolet Cured-in-Place Pipe Liners | | 2012 |
| 13-R1 | Planning for Active Traffic Management in Virginia: International Best Practices and Implementation Strategies | | 2012 |
| 12-R15 | Preparation and Testing of Drilled Shafts with Self-Consolidating Concrete | | 2012 |
| 12-R14 | Trackless Tack Coat Materials: A Laboratory Evaluation for Performance Acceptance | Clark, Trenton M.;Rorrer, Todd M. | 2012 |
| 12-R13 | Assessment of the Durability of Wet Night Visible Pavement Markings: Wet Visibility Project Phase IV | Gibbons, Ronald B. ;Williams, Brian M. | 2012 |
| 12-R12 | Composting Animal Carcasses Removed from Roads: An Analysis of Pathogen Destruction and Leachate Constituents in Deer Mortality Static Windrow Composting | Smith, Garrett P. ;Sriranganathan, Nammalwar ;Wilson, David L. | 2012 |
| 12-R11 | A Model to Forecast Peak Spreading | | 2012 |
| 12-R10 | Thermal Response of a Highly Skewed Integral Bridge | Eichenthal, Seth L. | 2012 |
| 12-R9 | Use of Precast Slabs for Pavement Rehabilitation on I-66 | | 2012 |
| 12-R8 | Pilot Implementation of a Resource Guide to Enhance the Incorporation of Safety Into the Regional Planning Process | | 2011 |
| 12-R7 | Land Development Risk Analysis for Multimodal Transportation Corridors | Lambert, James H. ;Thekdi, Shital A. ;Zhou, Qian | 2011 |
| 12-R6 | Asphalt Material Design Inputs for Use with the Mechanistic-Empirical Pavement Design Guide in Virginia | | 2011 |
| 12-R4 | Review of the Virginia Department of Transportation’s Truck Weight Data Plan for the Mechanistic-Empirical Pavement Design Guide | | 2011 |
| 12-R2 | End-Result Specifications for Hydraulic Cement Concrete: Phase II | | 2011 |
| 12-R1 | Evaluation of Ultra-High-Performance Fiber-Reinforced Concrete | | 2011 |
| 11-R23 | Analysis of Full-Depth Reclamation Trial Sections in Virginia | | 2011 |
| 11-R22 | Review of Nonpublic Funding Options Available to the Virginia Department of Transportation for the Operation and Maintenance of Its Safety Rest Areas and Welcome Centers | | 2011 |
| 11-R21 | Acceptance Procedures for New and Quality Control Procedures for Existing Types of Corrosion-Resistant Reinforcing Steel | Lundy, Larry J. ;Moen, Cristopher;Johnson, Josiah B. | 2011 |
| 11-R20 | The Refinement of Drivers’ Visibility Needs During Wet Night Conditions: Wet Visibility Project Phase III | Gibbons, Ronald B. ;Williams, Brian M. | 2011 |
| 11-R19 | “Backsights”: Essays In Virginia Transportation History: Volume II: Reprints of Series Two (2000-2007) | | 2011 |
| 11-R18 | “Backsights”: Essays In Virginia Transportation History: Volume I: Reprints | | 2011 |
| 11-R17 | Laboratory Investigation of Lightweight Concrete Properties | | 2011 |
| 11-R15 | An Evaluation of the Potential Use of Non-Nuclear Density Gauges for Asphalt Concrete Acceptance | | 2011 |
| 11-R14 | Evaluation of Polypropylene Drainage Pipe | | 2011 |
| 11-R13 | A Case Study of the Loop-Welded Eyebars Removed From the Advance Mills Bridge in Albemarle County, Virginia | | 2011 |
| 11-R12 | Development of a Framework for Evaluating Yellow Timing at Signalized Intersections | Rakha, Hesham ;El-Shawarby, Ihab ;Amer, Ahmed | 2011 |
| 11-R11 | Primary and Secondary Incident Management: Predicting Durations in Real Time | Khattak, Asad ;Wang, Xin ;Zhang, Hongbing ;Cetin, Mecit | 2011 |
| 11-R10 | New Kent County Road Orders 1684-1758 | | 2011 |
| 11-R9 | Best Practices in Traffic Operations and Safety: Phase II: Zig-zag Pavement Markings | | 2010 |
| 11-R8 | Virginia’s Transportation Research Peer Exchange | Paul, Harold;Biswas, Mrinmay;Casanova, Lorenzo;Franco, Colin;Williams, Donald | 2010 |
| 11-R7 | Examination of an Implemented Asphalt Permeability Specification | | 2010 |
| 11-R6 | Characterization of Unbound Pavement Materials From Virginia Sources for Use in the New Mechanistic-Empirical Pavement Design Procedure | | 2010 |
| 11-R5 | Investigation of Optimized Mixture Design for Superpave Surface Mixtures | | 2010 |
| 11-R4 | A Planning-Level Methodology for Identifying High-Crash Sections of Virginia’s Primary System | Hamidi, Ajmal | 2010 |
| 11-CR3 | Evaluation of Environmental Impacts of Two Common Restoration Methodologies for Pipes that Convey Stormwater Runoff | Ren, Dianjun ;Smith, James A. | 2010 |
| 11-R3 | Analysis of the Mechanistic-Empirical Pavement Design Guide Performance Predictions: Influence of Asphalt Material Input Properties | | 2010 |
| 11-CR2 | Quantifying the Benefits of Coordinated Actuated Traffic Signal Systems: A Case Study | Park, Byungkyu ;Chen, Yin | 2010 |
| 11-R2 | Field Trials of High-Modulus High-Binder-Content Base Layer Hot-Mix Asphalt Mixtures | | 2010 |
| 11-R1 | Feasibility of Using Jobs/Housing Balance in Virginia Statewide Planning | | 2010 |
| 11-CR1 | Safety Performance Functions for Intersections on Highways Maintained by the Virginia Department of Transportation | Rivera, Griselle | 2010 |
| 10-R25 | Development of Safety Performance Functions for Two-Lane Roads Maintained by the Virginia Department of Transportation | Hass, Phillip R.;Gosse, Conrad | 2010 |
| 10-R24 | Short-Term Evaluation of a Bridge Cable Using Acoustic Emission Sensors | Parmar, Devendra S. | 2010 |
| 10-R23 | Investigation of the Use of Tear-Off Shingles in Asphalt Concrete | | 2010 |
| 10-R22 | Causal Factors for Intersection Crashes in Northern Virginia | Korukander, Santhosh | 2010 |
| 10-R21 | Geotechnical Data Management at the Virginia Department of Transportation | Yoon, Jaewan;Whitehouse, Derek H.;Kodger, Lester E. | 2010 |
| 10-R20 | Work Zone Variable Speed Limit Systems: Effectiveness and System Design Issues | Fudala, Nicholas J. | 2010 |
| 10-R19 | Analysis of Virginia-Specific Traffic Data Inputs for Use with the Mechanistic-Empirical Pavement Design Guide | Smith, Bryan C. | 2010 |
| 10-R18 | Laboratory Investigation of Nanomaterials to Improve the Permeability and Strength of Concrete | Zegetosky, Caroline | 2010 |
| 10-R17 | Performance of Virginia’s Warm-Mix Asphalt Trial Sections | Hearon, Amy J. | 2010 |
| 10-R16 | Evaluation of Driver Reactions for Effective Use of Dynamic Message Signs in Richmond, Virginia | Schroeder, Jeremy L.;Demetsky, Michael J. | 2010 |
| 10-R15 | Incorporating Safety Into the Regional Planning Process in Virginia: Volume II: A Resource Guide | Miller, John S.;Garber, Nicholas J.;Kamatu, Josephine N. | 2010 |
| 10-R14 | Incorporating Safety Into the Regional Planning Process in Virginia: Volume I: Development of a Resource Guide | Miller, John S.;Garber, Nicholas J;Kamatu, Josephine N. | 2010 |
| 10-R13 | Condition Assessment and Determination of Methods for Evaluating Corrosion Damage in Piles Encapsulated in Protective Jackets on the Hampton Roads Bridge-Tunnel | Pailes, Brian M. | 2010 |
| 10-R11 | Effect of Wet Curing Duration on Durability Parameters of Hydraulic Cement Concretes | | 2010 |
| 10-R10 | An Evaluation of the U.S. Highway 17 Underpass in Chesapeake, Virginia, as a Wildlife Crossing | Schaus, Maynard H. | 2010 |
| 10-R9 | Determining the Maintenance Superintendent and Facility Needs for Residencies in the Virginia Department of Transportation | | 2010 |
| 10-R8 | Investigation of Fiber-Reinforced Self-Consolidating Concrete | Duke, William L. | 2010 |
| 10-CR8 | Multivariate Volumetric Specifications and Dynamic Modulus as a Quality Measure for Asphalt Concrete Materials | Katicha, Samer W.;Izeppi, Edgar D.;Flintsch, Gerardo W. | 2010 |
| 10-CR7 | Methods for Assessing the Polishing Characteristics of Coarse Aggregates for Use in Pavement Surface Layers | Wang, Linbing;Druta, Christian | 2010 |
| 10-R7 | An Assessment of the Animal Carcass Disposal Practices of the Virginia Department of Transportation and Guidance for the Selection of Alternative Carcass Management Options | | 2010 |
| 10-R6 | Evaluation of the Lightweight Deflectometer for In-Situ Determination of Pavement Layer Moduli | | 2010 |
| 10-CR6 | Field Performance of High Friction Surfaces | Izeppi, Edgar de Leon;Flintsch, Gerardo W. | 2010 |
| 10-CR5 | Bridge Deck Concrete Volume Change | Ramniceanu, Andrei;Weyers, Richard E.;Mokarem, David W. | 2010 |
| 10-R5 | Investigation of the Rolling Wheel Deflectometer As a Network-Level Pavement Structural Evaluation Tool | | 2010 |
| 10-CR4 | A Cellular Automata Approach to Estimate Incident-Related Travel Time on Interstate 66 in Near Real Time | Wang, Zhoujin;Murray-Tuite, Pamela M. | 2010 |
| 10-R4 | An Examination of Practices for Retrofitting Existing Roads with Sidewalks in the United States | | 2010 |
| 10-R2 | Access Management Performance Measures for Virginia: A Practical Approach for Public Accountability | Connelly, John P. | 2010 |