TRB’s Transportation Research Record: Journal of the Transportation Research Board has released 15 early access papers addressing data and information technology, including: Vulnerability of Traffic Control System Under Cyber-Attacks Using Falsified Data ( link ) Interstate Speed Profiles ( link ) A Vibration-Based Vehicle Classification System using Distributed Optical Sensing Technology ( link ) A Methodology to Assess the Quality of Travel Time Estimation and Incident Detection Based on Connected Vehi...

TRB’s Transportation Research Record: Journal of the Transportation Research Board has released 15 early access papers addressing data and information technology, including: Missouri-Specific Crash Prediction Model for Signalized Intersections ( link ) Data Fusion of Commercial Vehicle GPS and Roadside Intercept Survey Data ( link ) Network Level Clearance Assessment using LiDAR to Improve the Reliability and Efficiency of Issuing Over-Height Permits on Highways ( link ) Automated Extraction of Horizonta...

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 519: The Renewal of Stormwater Systems Using Trenchless Technologies summarizes technologies used for the renewal of stormwater systems, including new, emerging, and underutilized trenchless methods, and identifies future research needs. Both trenchless replacement and trenchless renewal methods can reduce negative impacts associated with surface disruption by moving the work area outside of the travel lanes and concentrating the const...

TRB's Transit Cooperative Research Program (TCRP) Research Report 197: Tools for a Sustainable Transit Agency explores the development of practical tools for improving sustainability at transit agencies: The Sustainability Routemap: An interactive PDF, similar to a website, that guides the user to improve a transit agency’s sustainability program through application of change management principles, best practice examples, and references to online tools. The Sustainability Checklist The S+ROI Calculator: ...

TRB’s Transportation Research Record: Journal of the Transportation Research Board has released 13 early access papers addressing bridges and other structures, including: Developing Guidelines for Epoxy Grout Pourback Systems for Controlling Thermal/Shrinkage Cracking at Post-Tensioning Anchorages: Full-Scale Testing and Numerical Analysis ( link ) Pullout Behavior of Steel Mechanically Stabilized Earth Reinforcements ( link ) Thermal Field Characteristics of Reinforced Concrete Box Girder during High-Te...

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 515: Practices for Preventing Roadway Departures identifies and summarizes practices being used by state departments of transportation (DOTs) to prevent roadway departure crashes and to identify the data-driven advantages and disadvantages of these practices. More than half of all traffic fatalities result from roadway departure crashes. This type of crash occurs after a vehicle crosses an edge line or centerline or otherwise leaves th...

TRB's National Cooperative Highway Research Program (NCHRP) has released a pre-publication, non-edited version of Synthesis 527: Resilience in Transportation Planning, Engineering, Management, Policy, and Administration. The report documents resilience efforts and how they are organized, understood, and implemented within transportation agencies’ core functions and services. Core functions and services include planning, engineering, construction, maintenance, operations, and administration. The informati...

TRB’s Transportation Research Record: Journal of the Transportation Research Board has released 19 early access papers addressing design, including: Enhanced Design Guidelines for Interchange Loop Ramps ( link ) Impact of Geometric Factors on the Capacity of Single-Lane Roundabouts ( link ) A Practical Approach for the Estimation of Strength and Resilient Properties of Cementitious Materials ( link ) Soil–Geosynthetic Interface Shear in Different Testing Scales ( link ) Improving Pathways to Fixed-Route ...

The National Cooperative Highway Research Program (NCHRP) Innovations Deserving Exploratory Analysis (IDEA) Final Report 193: DART Field Validation and Prototype Refinement documents a study to validate a field-ready prototype of the Duomorph Asphalt Rheology Tester (DART) as a low-cost and easy-to-use asphalt binder testing device. The DART system has the potential to provide a cost-effective way to monitor the uniformity or specification compliance of asphalt binder samples at various points along its ...

TRB’s Transportation Research Record: Journal of the Transportation Research Board has released 18 early access papers addressing vehicles and equipment topics, including: An Investigation of Battery Electric Vehicle Driving and Charging Behaviors Using Vehicle Usage Data Collected in Shanghai, China ( link ) Modeling Surface Temperatures for Snow-Covered Roads: A Case Study for a Heated Pavement in Bærum, Norway ( link ) Applying a Model for Trip Assignment and Dynamic Routing of Automated Taxis with Co...