Results 31 to 40 of about 142 (121)

Turbo roundabout - An alternative to classic two lane roundabout

open access: yesPut i saobraćaj, 2023
Traffic congestion and the questionable safety of two-lane roundabouts are two justified criteria for the introduction of turbo roundabouts. The increase in capacity, which also results in an increase in the level of service, is a positive aspect of this alternative type of roundabout.
Teodora Popović, Biljana Ivanović
openaire   +1 more source

Comparative Analyse of the Two New Alternative Types of Roundabouts – Turbo and Flower Roundabout

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2014
Alternative types of roundabouts are usually more recent and have been implemented only in certain countries. Typically, they differ from “standard” roundabouts in one or more design elements, whilst the purposes of their implementations are also ...
Tomaž Tollazzi, Marko Renčelj
doaj   +1 more source

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

open access: yesJournal 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   +1 more source

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

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

Comparing Performances of Turbo-roundabouts and Double-lane Roundabouts

open access: yesModern Applied Science, 2012
Starting from assumptions regarding the arrival process of circulating streams and according to models based on the gap-acceptance theory, the paper is aimed at comparing operational performances between basic turbo-roundabouts and double-lane roundabouts.
Orazio Giuffrè   +2 more
openaire   +3 more sources

Characteristics, properties and limitations of per‐ or polyfluoroalkyl substances (PFASs) and fluoropolymers

open access: yesPolymer International, EarlyView.
An overview and categorization of man‐made per‐ or polyfluoroalkyl substances (PFASs) including low‐molar‐mass and high‐molar‐mass fluorochemicals, and their international regulations is presented. Though certain PFASs are toxic, bioaccumulative and cross the human cellular membranes, others, such as fluoropolymers, are safe, reliable and involved in ...
Bruno Améduri
wiley   +1 more source

Methodological frontier in operational analysis for roundabouts: a review

open access: yesFrontiers in Built Environment, 2016
Several studies and researches have shown that modern roundabouts are safe and effective as engineering countermeasures for traffic calming, and they are now widely used worldwide.
Orazio Giuffre'   +2 more
doaj   +1 more source

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