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THE ROAD SAFETY AT TURBO ROUNDABOUTS IN POLAND [PDF]

open access: goldArchives of Transport, 2015
There are to two groups of turbo roundabouts used currently in Poland. The first group is turbo roundabouts with geometry and traffic organization designed following the model of Dutch turbo roundabouts with raised lane dividers. The other group is turbo
Elżbieta Macioszek
doaj   +4 more sources

Study of driver behaviour at turbo-roundabouts [PDF]

open access: goldArchives of Transport, 2016
The article presents the results of preliminary research into the behaviour of drivers at turbo-roundabouts. The subject of the research included the frequency of driver behaviour against the traffic rules, and the speed at which vehicles drive through ...
Janusz Chodur, Radosław Bąk
doaj   +4 more sources

Intersection Sight Distance Characteristics of Turbo Roundabouts [PDF]

open access: goldDesigns, 2021
A turbo roundabout uses spiral circulatory roads for effectively counteracting the problems faced in modern multilane roundabouts. First developed in 1996, the turbo roundabout has an advantage over the conventional roundabout regarding capacity and ...
Akshay Salwan   +3 more
doaj   +6 more sources

The Implications of Converting a High-Volume Multilane Roundabout into a Turbo Roundabout [PDF]

open access: goldJournal of Advanced Transportation, 2020
With the growing number of vehicles utilizing roads in the city of Doha, Qatar, most intersections, particularly multilane roundabouts, have been facing traffic congestion dilemma, where traffic demand exceeds capacity.
Zuhair Elhassy   +3 more
doaj   +3 more sources

Safety Evaluation of Turbo Roundabout Considering Autonomous Vehicles Operation [PDF]

open access: goldArchives of Civil Engineering, 2021
A microsimulation approach was carried out in this paper to evaluate the safety performance of turbo roundabouts in which the "CAVs" of connected autonomous vehicles are mixed with the "CVs" of conventional vehicles the research aims to evaluate the ...
Alessandro Severino   +2 more
doaj   +4 more sources

A theoretical model for evaluating the impact of connected and autonomous vehicles on the operational performance of turbo roundabouts

open access: diamondInternational Journal of Transportation Science and Technology, 2023
This article presents a methodology to estimate the entry capacity (EC) and total capacity (TC) of basic turbo roundabouts under partial and fully connected and autonomous vehicle (CAV) environments. EC calculations are partially based on capacity models
Marco Guerrieri
exaly   +4 more sources

Analyzing the relationship between the efficiency and safety of a turbo roundabout by the factor analysis method [PDF]

open access: goldHeliyon
The construction of cities and economic development lead to more and more serious environmental pollution, and the concept of green and low-carbon city has been proposed. Therefore, a series of requirements have been put forward for transportation.
Qinghua He   +7 more
doaj   +3 more sources

The Passenger Car Equivalent Factors for Heavy Vehicles on Turbo Roundabouts [PDF]

open access: goldFrontiers in Built Environment, 2019
The presence of heavy and slower vehicles within the traffic stream significantly reduces traffic capacity. This reduction increases with the higher participation of heavy vehicles in the stream, which, compared to passenger cars, move at a lower speed ...
Elżbieta Macioszek
doaj   +2 more sources

Capacity Model for Single-Lane Minor Entry at Turbo-Roundabouts [PDF]

open access: goldCivil and Environmental Engineering, 2021
Spirally arranged and physically separated traffic lanes in the circulatory carriageway of turbo-roundabouts force drivers to choose a particular entry lane and, subsequently, a circulatory traffic lane according to their intended destination.
Kociánová Andrea
doaj   +2 more sources

Turbo Design as a Countermeasure for Traffic Safety and Operation at Roundabouts

open access: goldJournal of Engineering and Sustainable Development
Turbo roundabouts have recently been developed in various nations due to their numerous benefits. The paper assesses the safety and efficiency of turbo roundabouts. Replacement is done without damaging private property.
Noor Jabbar Jihad   +2 more
doaj   +2 more sources

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