Results 11 to 20 of about 40,415 (134)

Intersection Sight Distance in Mixed Automated and Conventional Vehicle Environments with Yield Control on Minor Roads

open access: yesSmart Cities
Intersection sight distance (ISD) requirements, currently designed for driver-operated vehicles (DVs), will be affected once automated vehicles (AVs) enter the driving environment.
Sean Sarran, Yasser Hassan
doaj   +2 more sources

Reliability Analysis Approach for Intersection Sight Distance of a Symmetrical Single-Lane Roundabout [PDF]

open access: yes, 2023
The current intersection sight distance values on a roundabout provided by ASSHTO and other worldwide guidelines are based on deterministic methods considering only single variables as the design inputs. However, most of the input design variables such as entering speed and the deceleration rate are random variables which are stochastic in nature ...
Paria Sarshar
openaire   +2 more sources

Design Guidelines For Turbo Roundabout Based on Intersection Sight Distance to Circulating Conflicting Vehicle [PDF]

open access: yes, 2021
Turbo Roundabout is a roundabout provided with spiral circulatory roadways for effectively counteracting the problems of modern multilane roundabout. This roundabout has an edge over modern roundabouts regarding capacity and safety and was first developed by Professor Fortujin in 1996.Turbo roundabouts are present in large percentage in Europe and is ...
A. Salwan
openaire   +2 more sources

Crash modification factors for urban signalised intersections based on a new overall Sight Distance Index

open access: yesEuropean Transport Research Review
Signalised intersections are critical points in urban road networks with high crash risks due to traffic density and complex manoeuvres. While traditional safety analyses are reactive, current research emphasises proactive methods.
Ahmet Atalay, Serdar Kısaoğlu
doaj   +2 more sources

Assessment of intersection conflicts between riders and pedestrians using a GIS-based framework and portable LiDAR

open access: yesGIScience & Remote Sensing, 2021
Adequate sight distances are crucial parameters ruling the design of roads and riding facilities. LiDAR-retrieved data have proved to serve many transportation applications by creating updated and accurate representations of the road environment.
Keila González-Gómez   +2 more
doaj   +1 more source

Reliability-based analysis of highway geometric Elements: A systematic review

open access: yesCogent Engineering, 2022
Conventional highway design approaches have primarily focused on the use of guidelines in the design of highways. These design guidelines provide nominal safety where conservative percentile values of the design inputs are used to account for the ...
Abayomi Afolayan   +4 more
doaj   +1 more source

Evaluation of intersection conflict warning system at unsignalized intersections: A review

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online), 2023
Unsignalized intersections are identified as the critical locations due to higher number of road crashes at these locations. The primary causes of crashes at unsignalized intersections are limited sight distance, incorrect assessment of gaps by drivers ...
Yashasvi Rachakonda, Digvijay S. Pawar
doaj   +1 more source

Changes in Drivers' Visual Performance during the Collision Avoidance Process as a Function of Different Field of Views at Intersections. [PDF]

open access: yesPLoS ONE, 2016
The intersection field of view (IFOV) indicates an extent that the visual information can be observed by drivers. It has been found that further enhancing IFOV can significantly improve emergent collision avoidance performance at intersections, such as ...
Xuedong Yan   +4 more
doaj   +1 more source

Implementation and Performance Evaluation for DSRC-Based Vehicular Communication System

open access: yesIEEE Access, 2021
Traffic accidents and congestion are the most common on-road problems that might be anywhere and anytime. Recently, to deal with such problems, well-coordinated wireless communication system between vehicles, road side units (RSU), drones, etc., namely ...
Jeong-Kyu Bae   +3 more
doaj   +1 more source

A Time-Based Assessment of Particulate Matter (PM2.5) Levels at a Highly Trafficked Intersection: Case Study of Sango-Ota, Nigeria

open access: yesAtmosphere, 2021
Vehicle emissions have become one of the most prevailing air contamination sources, including nitrogen oxides, volatile organic compounds, carbon monoxide and particulate matter (PM). Among other air pollutants, PM limits visible sight distance and poses
David Olukanni   +3 more
doaj   +1 more source

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