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Page Title: Staff Contact




Brian.Diefenderfer@VDOT.Virginia.gov



Projects:
  • 112108 - Effect of Cold Central Plant Recycled Asphalt Mixture Stockpiling on Mixture Performance  -  Co-Principal Investigator   
  • 103933 - Development of Pavement Structural Capacity Requirements for Innovative Pavement Decision-Making and Contracting: Phase II - Implementation  -  Principal Investigator   
  • 106481 - Evaluation of Highly Polymer-Modified Asphalt Mixtures  -  Co-Principal Investigator   
  • 100837 - Interstate 81 In-Place Pavement Recycling  -  Co-Principal Investigator   
  • 00021 - Development of Pavement Structural-Capacity Requirements for Innovative Pavement Decision-Making and Construction  -  Project Monitor   
  • 94180 - Analysis of Full-Depth Reclamation Trial Sections in Virginia  -  Co-Principal Investigator   
  • 86358 - Field Testing of High-Binder Content Base Layer HMA Mixtures  -  Co-Principal Investigator   
  • 111810 - Development of Pavement Structural Criteria Using Data from Traffic Speed Deflectometer Pilot Study  -  Principal Investigator   
  • 79195 - Investigation of the Rolling Wheel Deflectometer (RWD) as a Network Level Pavement Structural Evaluation Tool  -  Co-Principal Investigator   
  • 74880 - Cost and Benefits of a Formalized Preventive Roadway Maintenance Program for Virginia  -  Co-Principal Investigator   
  • 91023 - Updating Truck Factors for Pavement Design in Virginia Using Weigh-In-Motion Data  -  Principal Investigator   
  • 85414 - Composite Pavements: Synthesis of Design and Construction Practices  -  Co-Principal Investigator   
  • 78546 - Evaluation of I-64 Jointed Reinforced Concrete Pavement Rehabilitation - Richmond and Hampton Roads Districts  -  Principal Investigator   
  • 77209 - Determination of the In-Situ Subgrade Resilient Modulus And Effective Structure Number of VDOT Interstate Network  -  Co-Principal Investigator   
  • 78286 - Asphalt Materials Characterization in Support of Implementation of the Proposed Mechanistic-Empirical Pavement Design Guide  -  Co-Principal Investigator   
  • 75397 - Design of High Modulus- High Binder Asphalt Layers  -  Principal Investigator   
  • 73780 - Use of Non Destructive Evaluation to Determine Moisture Quantity in Flexible Pavements  -  Principal Investigator   
  • 66818 - Evaluation of Effectiveness of Subsurface Drainage Systems in Pavement Structures  -  Co-Principal Investigator   

  • Publications:
  • 17-R9 - Structural Study of Cold Central Plant Recycling Sections at the National Center for Asphalt Technology (NCAT) Test Track
  • 17-R7 - Development of Enhanced Pavement Deterioration Curves
  • 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
  • 16-R20 - Development of Pavement Structural Capacity Requirements for Innovative Pavement Decision-Making and Contracting: Phase II
  • 15-R26 - Asphalt Mixture Performance Characterization Using Small-Scale Cylindrical Specimens
  • 15-R1 - I-81 In-Place Pavement Recycling Project
  • 13-R9 - Developing a Network-Level Structural Capacity Index for Structural Evaluation of Pavements
  • 11-R23 - Analysis of Full-Depth Reclamation Trial Sections in Virginia
  • 11-R2 - Field Trials of High-Modulus High-Binder-Content Base Layer Hot-Mix Asphalt Mixtures
  • 11-R15 - An Evaluation of the Potential Use of Non-Nuclear Density Gauges for Asphalt Concrete Acceptance
  • 10-R5 - Investigation of the Rolling Wheel Deflectometer As a Network-Level Pavement Structural Evaluation Tool
  • 10-R3 - Evaluation of Jointed Reinforced Concrete Pavement Rehabilitation on I-64 in the Richmond and Hampton Roads Districts of Virginia
  • 10-R19 - Analysis of Virginia-Specific Traffic Data Inputs for Use with the Mechanistic-Empirical Pavement Design Guide
  • 09-R18 - Development of Truck Equivalent Single-axle Load (ESAL) Factors Based on Weigh-in-motion Data for Pavement Design in Virginia
  • 09-CR2 - Composite Pavement Systems: Synthesis of Design and Construction Practices
  • 08-R18 - Network-level Pavement Evaluation of Virginia's Interstate System Using the Falling Weight Deflectometer
  • 07-R18 - Forensic Investigation of Brick Paver Crosswalks at Court Square in Charlottesville, Virginia
  • 07-R15 - Design of a High-binder-High-modulus Asphalt Mixture
  • 07-R1 - Determination by the Falling Weight Deflectometer of the In-situ Subgrade Resilient Modulus and Effective Structural Number for I-77 in Virginia
  • 07-CR10 - Asphalt Materials Characterization in Support of Implementation of the Proposed Mechanistic-empirical Pavement Design Guide
  • 06-R8 - Development of a Pavement Warranty Contract and Performance Specification for a Hot-mix Asphalt Resurfacing Project
  • 06-R37 - Use of Nondestructive Evaluation to Detect Moisture in Flexible Pavements
  • 05-R35 - Effect of Subsurface Drainage on the Structural Capacity of Flexible Pavement
  • 05-R12 - Crossing Structure Recommendations for At-grade Rail Crossings of U.S. Routes 29 and 15 in Prince William County, Virginia
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