Monday, January 10, 2022 - 15:30
This report describes a study conducted to evaluate the performance and quantify the potential environmental benefits of recycled asphalt pavement projects completed in Virginia. The performance of the recycled projects was assessed by evaluating collected stiffness data and by the development of performance prediction models based on data obtained from the...
Monday, January 10, 2022 - 15:30
Risk management is the central element of the safety management system (SMS). Identifying, assessing, analyzing, mitigating, communicating, and documenting are all steps in an effective risk management program. The TRB Transit Cooperative Research Program's TCRP Synthesis 157: Transit Safety Risk Assessment Methodologies is designed to help the transit...
Monday, January 10, 2022 - 15:30
The Pedestrian and Bicycle Crash Analysis Tool (PBCAT) Version 3.0 is the latest iteration of a tool that helps road safety professionals improve crash data about nonmotorist crashes to better understand and address nonmotorist road user safety risks. PBCAT assists agencies in categorizing or crash typing nonmotorist road user crashes and is now in its third...
Monday, January 10, 2022 - 15:30
Traffic management systems (TMSs) and their operating centers, traffic management centers, support real-time and offline functions, services, actions, and activities—as well as related tasks and decisions (e.g., administrative actions and condition reports). In this context, decision-support tools (DSTs) are not generally used as standalone solutions;...
Monday, January 10, 2022 - 15:15
The research studied the possibility of harnessing solar energy through right-of-way associated structures, such as noise barriers and snow fences. A detailed survey was conducted with the general public, farmers, and utility companies to determine their acceptance of such an initiative. A large percentage of the general public, farmers, and utility companies...
Tuesday, December 21, 2021 - 18:45
When alternative incident management strategies are evaluated, there is often a need to convert reductions in incident clearance time to a monetary cost saving. In the past, the Virginia Department of Transportation (VDOT) has used unit delay costs from other agencies to estimate incident congestion costs and the benefit of incident management programs. To...
Tuesday, December 21, 2021 - 18:45
Invasive species present a significant threat not just to ecosystems, but also to our nation’s infrastructure, the economy, and cultural resources. Recently the National Invasive Species Council (NISC) has brought attention to the impact invasive species have on federal infrastructure. This is an issue that is not well documented or understood. However,...
Tuesday, December 21, 2021 - 18:30
This report examines and determines the most relevant cases for artificial intelligence (AI) use in a transport planning context for crash prevention on an entire road network. It explores the possibility of using computer vision to acquire relevant information and the capability of computer models to map high-risk locations. It offers recommendations to...
Tuesday, December 21, 2021 - 18:30
The CSA Group report titled “Connected and Automated Vehicle Technologies – Insights for Codes and Standards in Canada” provided recommendations and highlighted the need for a code that provides requirements and specifications for digital and physical infrastructure to be safely installed and securely operated in supporting connected and...
Tuesday, December 21, 2021 - 18:30
Motorway crashes kill over 200 people in Korea each year. This report reviews international best practices in motorway safety across ten countries to inform ways to make Korea’s motorways safer. Matching the average safety performance observed across Germany, Japan, the Netherlands and the United Kingdom would halve the number of motorway deaths. The...
Tuesday, November 23, 2021 - 20:30
These Professional Practice Guidelines were developed by Engineers and Geoscientists British Columbia to guide professional practice related to seismic assessment and seismic design of Dikes in British Columbia (BC). This document provides guidance on professional practice to Engineering Professionals who perform seismic assessment and seismic design of...
Tuesday, November 23, 2021 - 20:00
The purpose of this document is to describe the research, including simulations and a field experiment, involving the operation of connected and automated vehicles (CAVs) on managed lanes. The scenarios associated with this concept were chosen and designed to facilitate rapid and successful deployment of a solution that is not yet in use. The proposed operation...
