Tuesday, January 22, 2019 - 19:15
This report examines the impacts of passing lanes on safety, journey time and user experience and provides guidance to assist in the development of passing lane installation projects. The research found that passing lanes result in safety benefits, including perceived safety by motorists, safer operational conditions, and historical crash reductions. Passing...
Tuesday, January 22, 2019 - 19:15
Work to evaluate the effectiveness of innovative geotechnical repair techniques for slopes has been commissioned by Highways England. The techniques evaluated are the planting of live willow poles, Fibre Reinforced soil (FRS) and Electrokinetic Geosynthetics (EKG). These techniques were used in place of conventional slope stabilisation approaches in order to...
Tuesday, January 22, 2019 - 19:15
A multitude of goals have been stated for complete streets including non-motorized travel safety, reduced costs and environmental burdens, and creation of more livable communities, or in other words, the creation of livable, sustainable and economically vibrant communities. A number of performance measures have been proposed to address these goals....
Friday, January 11, 2019 - 19:15
This project seeks to understand the role and scope of a risk and quality management standard that could be developed to assist municipalities, engineers and other professional practitioners in designing, operating, maintaining and continuously improving stormwater management systems—...
Friday, January 11, 2019 - 19:00
This document summarizes Socioeconomic Impacts of Automated and Connected Vehicles, a symposium held June 26–27, 2018, at the Hotel NH Brussels Bloom in Brussels, Belgium. Hosted by the European Commission and the Transportation Research Board (TRB...
Friday, January 11, 2019 - 19:00
This report identifies and documents best practices and tools for better understanding and analyzing how land use, local economic development, and demographic factors drive freight movement, trip generation, and freight demand analysis. The report includes a literature review. The full document is available from FHWA at https://ops.fhwa.dot.gov/publications/...
Monday, January 7, 2019 - 19:45
The relationship between speed and safety continues to be a high-priority research topic as numerous states consider speed limit increases. This study leveraged data from the Second Strategic Highway Research Program (SHRP2) Naturalistic Driving Study (NDS) to examine various aspects of driver behavior, including speed limit selection and engagement with in-...
Monday, January 7, 2019 - 19:30
Despite large investments in traffic safety programs and technologies, motor vehicle accidents continue to impose high social costs. Crash casualty rates have ended their long-term decline and recently started to increase. New strategies are needed to achieve ambitious traffic safety targets such as Vision Zero. Recent research improves our understanding of...
Wednesday, January 2, 2019 - 19:30
Transportation Systems Management and Operations (TSMO) presents a key opportunity for transportation agencies today and many agencies have recently been making a significant effort to better leverage TSMO to improve system performance in a cost effective way. This guide explores how a transportation agency's established Institutional, Organizational, and...
Wednesday, January 2, 2019 - 19:30
This TRB report provides transportation practitioners and decision makers with guidance for implementing effective metropolitan freight transportation strategies. The report outlines thirty strategies that are tailored to the specific circumstances that are found in local areas. It also identifies and describes sixteen factors that impact implementation. ...
Wednesday, January 2, 2019 - 19:30
Prefabricated bridge elements and systems (PBES) are integral to many accelerated bridge construction projects, and prefabricated deck panels are one of many PBES types that have gained popularity in such projects. Laboratory research and field studies have indicated the primary challenge for these systems is the design and construction of the connections,...
Wednesday, November 28, 2018 - 16:45
This document aims to support cities in setting road safety targets and to monitor progress in improving urban road safety. Pedestrians, cyclists and motorcyclists account for nearly 80% of urban traffic fatalities. Cities should thus intensify efforts to improve the safety of vulnerable road users. This document presents traffic safety indicators for different...
