Results 41 to 50 of about 142 (122)

Performance Evaluation of a Hybrid Roundabout Using a Microscopic Simulation

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2021
Roundabouts are one of the safest types of intersections. There are a number of roundabout types in literature. Each roundabout type is distinguished by some characteristics.
Yavuz User   +2 more
doaj   +1 more source

Conversion of Existing Roundabouts into Turbo-Roundabouts: Case Studies from Real World [PDF]

open access: yesJournal of Civil Engineering and Architecture, 2012
Compared with roundabouts the main advantages of turbo-roundabouts are the reduction in the number of potential conflicting points and the lower speed of vehicles passing through the intersection, they both can improve safety conditions at the junction. Moreover, the physical delimitation among lanes limits the side-by-side accident risk. These aspects
GIUFFRE' O, GUERRIERI M, GRANA' A.
openaire   +3 more sources

Safety and Efficiency Analysis of Turbo Roundabout with Simulations Based on the Lujiazui Roundabout in Shanghai [PDF]

open access: yesSustainability, 2020
Traditional multilane roundabouts have many branch lanes without traffic signs and channelization, which leads to a high tendency for traffic collisions. Turbo roundabouts are a new design that has the potential to reduce lane-change conflicts using canalization to force drivers to keep in specific lanes based on their intended destination.
Qiujia Liu   +5 more
openaire   +1 more source

An Analysis of Turbo Roundabouts from the Perspective of Sustainability of Road Transportation [PDF]

open access: yesSustainability, 2021
The designs of turbo roundabouts vary among countries and undesirable and potentially dangerous situations can occur for vehicles passing through the roundabout. In this article, we focus on an analysis of one of the problems within sustainable road transportation, i.e., the geometric layout of turbo roundabouts.
Jan Petru, Vladislav Krivda
openaire   +2 more sources

Conversion of a Semi-two Lanes Roundabout into a Turbo-roundabout: A Performance Comparison

open access: yesProcedia Computer Science, 2016
AbstractIn the last years, as regards the functional design of at-grade intersections, near to classic layouts (signal-controlled junctions, roundabouts, etc.) a new solution has born: the “turbo-roundabout”. It is a canalized multilane oval intersection with a non-traversable or partially traversable center island and with a spiral circulatory ...
Vincenzo Gallelli   +2 more
openaire   +2 more sources

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

open access: yesJournal 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   +1 more source

New Type of Roundabout: Dual One-Lane Roundabouts on Two Levels with Right-Hand Turning Bypasses – ’’Target Roundabout’’

open access: yesPromet (Zagreb), 2013
The problems of low level traffic safety on multi-lane roundabouts have been resolved in various ways in different countries, usually by using alternative types of roundabouts that reduce the number of conflict points.
Tomaž Tollazzi   +2 more
doaj   +1 more source

Assessing the Environmental Performances of Urban Roundabouts Using the VSP Methodology and AIMSUN

open access: yesEnergies, 2022
In line with globally shared environmental sustainability goals, the shift towards citizen-friendly mobility is changing the way people move through cities and road user behaviour.
Francesco Acuto   +5 more
doaj   +1 more source

Determinants of crash numbers and constellations at turbo roundabouts in Germany

open access: yesTraffic Safety Research
Turbo roundabouts are a relatively new design. Thus far, research on their safety has focused on comparisons with other types of intersection and the effects of physical lane dividers.
Armin Kollascheck   +5 more
doaj   +1 more source

The Development of Strategies to Reduce Exhaust Emissions from Passenger Cars in Rzeszow City—Poland. A Preliminary Assessment of the Results Produced by the Increase of E-Fleet

open access: yesEnergies, 2021
Urban agglomerations close to road infrastructure are particularly exposed to harmful exhaust emissions from motor vehicles and this problem is exacerbated at road intersections.
Maksymilian Mądziel   +3 more
doaj   +1 more source

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