Research Projects

The Research Office of the Long Range Planning Division oversees research projects that cover a wide range of transportation topics. Most projects fall into one of four major categories: Pavement and Maintenance, Environment and Planning, Traffic and Safety, and Construction and Structures.

The TDOT Research Program includes:

To view current research projects, select the desired category below to access links to corresponding projects. All project documents are provided in PDF format.

Pavement and Maintenance
RES Number Research Project Title Percent Completed
RES2013-31 Implementation and Improvement of Pavement and Asset Management 100%
RES2013-33 Local Calibration of Mechanistic - Empirical Pavement Design Guide in Tennessee 100%
RES2013-48 Assessment & Improvement of Pavement Condition Data in Pavement Management System    100%
RES2013-32 Blending Efficiency of Asphalt Mixtures Containing Recycled Asphalt Pavement and Shingle 100%
RES2013-34 Optimize Application of Open Graded Friction Courses (OGFC) in Tennessee 100%
RES2013-10 Development of an Evaluation System for Asphalt Sealers and Rejuvenators 100%
RES2016-24 A New Spectrum Matching Procedure for the Central United States 55%
RES2016-18 Improving Rigid Pavement Smoothness using PoliLevel 50%
RES2016-22 Traffic Input for MEPDG 50%
RES2016-02 Asphalt Mixture Design and Performance Properties - SHRP Gyratory Compactor 70%
RES2016-25 Chlorine Ion Limits for Concrete 60%
RES2016-19 In Service Performance Evaluation of EPSC Devices 35%
RES2016-03 Alkali Silica Reactivity (ASR) Risk Assessment 66%
RES2016-13 Structural Evaluation of Low Volume Roads Using Ground Penetrating Radar (GPR) 75%
RES2013-30 Evaluation of Geosynthetics Reinforcement in Flexible Pavement Structures Using Accelerated Pavement Testing 65%
RES2016-04 Evaluating Recycling Efficiency of Asphalt Plants 58%
RES2016-14 Maintenance Strategies for Open-Graded Friction Course (OGFC) Pavements 55%
RES2016-17 Highway Construction Sediment Basins 45%
RES2016-20 Performance Based Testing for EPCS Devices 45%
RES2016-21 Post Construction Storm Water Research 80%
Environment and Planning
RES Number Research Project Title Percent Completed
RES2013-20 Emerging Societal Trends, Land Use Linkage, and Statewide Data Collection  100%
RES2013-22 Impacts Resulting From a Failure of the Navigation Lock at Chickamauga Dam 100%
RES2013-25 Review of Stream Channel Restoration and Relocation Projects in Tennessee 100%
RES2013-46 A Guidebook for Best Practices on Integrated Land Use and Travel Demand Modeling 100%
RES2013-47 Innovative Strategies for Public Involvement for TDOT 100%
RES2014-01 Short Line Railroad Geographic Baseline  and Economic Assessment 100%
RES2013-13 Inventory and Economic Assessment of Aviation Activity in Tennessee 100%
RES2013-23 Pedestrian Oriented Transit:  A New Criteria for Pedestrian Network Building 100%
RES2013-24 Controlling Sources of Acid in Pyrite-bearing Rock Formations 100%
RES2013-12 Modeling Pollutant Loading from TDOT MS4 Storm water Discharges 100%
RES2013-26 Runoff Water Quality from Highway Cut Slopes in Pyrite Geology:  Characterization and Treatment 97%
RES2016-11 Latent Classes in Residence-Workplace Location Choice 97%
RES2016-16 Mobility and Transit Access in Suburban and Rural Areas 90%
RES2013-09 Input Data Development for Motor Vehicle Emissions Simulator (MOVES) 95%
RES2016-01 Traffic Monitoring Program 81%
RES2016-12 Access Management Guidance 75%
RES2016-10 Green Generates Green 40%
RES2016-23 GIS Legacy Database 25%
RES2016-31 Alternative Vehicles in Last-Mile Freight 25%
RES2016-32 Automated Plate Recognition and Truck Trip Tracking 26%
RES2016-34 Freight Flows and Incident Management 24%
RES2016-35 Evaluating Freight Intermodal Connectors (FICS) in TN 15%
RES2016-37 Identifying Cost-Effective, High-Return, & Quickly Implementable Improvements to Address Freight Congestion & Mobility Constraints in TN 50%
RES2016-28 Cyber-Physical Applications for Freight Transp. Systems Mgt and Operations 10%
RES2016-29 Multi-Modal Freight Transportation System Capacity and Diversion Assessment 15%
RES2016-30 Use of FACs in Responding to Supply Chain Disruption 80%
RES2016-33 Fuels, Freight, and the TN Economy 15%
RES2016-36 Improving Resilience of Freight Networks in TN 15%
Traffic and Safety
RES Number Research Project Title Percent Completed
RES2011-07 Safety Effectiveness Evaluation of the Cable Rail Systems in Tennessee - Part 2 100%
RES2013-27 All-Hazards Risk Assessment of Critical Transp. Infrastructure in the TN 100%
RES2013-29 Evaluation of Pavement Marking Retro- reflectivity Durability & Safety for TN Hwys 100%
RES2013-45 TDOT Vehicle Probe Based Real-Time Travel Information Study 100%
RES2013-21 Update of the TDOT Traffic Design Manual 93%
RES2013-28 Guidance for Site Selection, Safety Effectiveness Evaluation, and Crash Modification Factors of Median Cable Barriers in Tennessee 93%
RES2016-08 Tennessee SmartPark Pilot 95%
RES2016-09 Work Zone Crashes 95%
RES2016-07 Ramp Truck Parking 100%
RES2016-27 Highway Safety Manual, Safety Performance Functions (SPF) and Roadway Calibration 90%
RES2016-05 High Occupancy Vehicle (HOV) Study 80%
RES2016-06 Traffic Queue Prediction (TQP) & Warning Systems 36%
Construction and Structures
RES Number Research Project Title Percent Completed
RES2012-03 USGS Karst GIS Dataset-continuation 100%
RES2013-11 Expanding the Informational Catalog of TDOT Low Permeability Bridge Deck Mixtures 100%
RES2013-18 Lightweight Concrete for Tennessee Bridge Decks 100%
RES2013-39 Development of TDOT Class P-SCC (Self-Consolidating Concrete) and Class A-SCC Concrete Mixtures 100%
RES2013-37 Performance Evaluation of Grout Materials for Connecting Precast Concrete Bridge Deck Panels 98%
RES2013-38 Updating Region-of-Influence Flood-Frequency Prediction Methods for Unregulated Streams of Tennessee 100%
RES2013-42 Evaluation of Intelligent Compaction in Asphalt Pavement Construction in Tennessee 100%
RES2013-35 Enhance and Improve Rating Aids for the Evaluation of Existing Concrete Box/Slab Culverts 90%
RES2013-17 Assessment of Site Conditions and Improvement of Ground-motion Prediction Equations in the Central United States 100%
RES2016-26 Hernando DeSoto Bridge Structural Research 85%
RES2013-41 Rapid Chloride Permeability Testing in One Half the Normal Time and Surface Resistivity Testing 83%
RES2013-36 Evaluation and Prediction of Bridge Pier and Contraction Scour of Cohesive River Sediments in Tennessee 85%
RES2013-40 Full Scale Evaluation of Low Permeability High Volume SCM Bridge Deck Concrete 78%

For more information, please contact MiYoung.Park@tn.gov.