Results 21 to 30 of about 195 (156)

Multi-lane Roundabout Capacity Evaluation

open access: yesFrontiers in Built Environment, 2017
Although two-lane roundabouts theoretically exhibit excellent operating performance, in practice, safety problems arise because of inappropriate driving behavior.
Ammar Saric, Saric Ammar
exaly   +3 more sources

Evaluation of the Safety Performance of Turbo Roundabouts by Means of a Potential Accident Rate Mode

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2015
Turbo roundabouts are a particular road intersection layout, designed to increase the safety of double-lane roundabouts, while maintaining their excellent capacity.
Raffaele Mauro   +2 more
doaj   +5 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
exaly   +3 more sources

Problems of ensuring traffic flow on a Basic turbo roundabout with non-standard curvilinear entries (a case study) [PDF]

open access: yesPrzegląd Komunikacyjny, 2023
: With ever-increasing motorisation and the desire for greater traffic safety, conventional roundabouts and turbo roundabouts are being designed. Turbo roundabouts provide greater traffic safety than conventional roundabouts due to the segregation of ...
Alicja Sołowczuk, Weronika Benedysiuk
doaj   +1 more source

PVT1 lincRNA signals an androgen-dependent transcriptional activation program of oncogenes in prostate cancer cells. [PDF]

open access: yesInt J Cancer
What's New? Unraveling the networks that regulate androgen receptor (AR) function is critical to better understanding prostate cancer development and progression. Of particular interest in this regard is the long non‐coding RNA PVT1, which regulates gene expression in cancer and is upregulated in prostate tumors.
Berzoti-Coelho MG   +7 more
europepmc   +2 more sources

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   +2 more sources

Multi-criteria comparative assessment of unconventional roundabout designs

open access: yesInternational Journal of Transportation Science and Technology, 2022
Roundabout design has been evolving to include versatile types that target specific characteristics of each considered location. They started addressing maneuverability issues and directional splits, among other factors.
Abdul Razak Alozi, Mohamed Hussein
doaj   +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

Geometric design of turbo roundabouts

open access: yesTehnicki vjesnik - Technical Gazette, 2017
Turbo roundabouts are lately a more common choice in designing multilane roundabouts. First guidelines for geometric design of this particular roundabout layout were developed by a Dutch Information and Technology Platform CROW in 2008. Soon after, a number of European countries began to develop their own regulations on turbo roundabouts, adjusted to ...
Tamara Džambas   +2 more
openaire   +6 more sources

A CASE STUDY ANALYSIS OF ROUNDABOUTS ENTRY CAPACITY LOCALISED ON ONE OF THE MAIN ROAD IN SOSNOWIEC CITY (POLAND) [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2019
This paper is a case study, which among other things includes the analysis of the three roundabouts entry capacity: a turbo- and two spiralroundabouts. These intersections are located in one of the main road localised in Sosnowiec city (Poland).
Elżbieta MACIOSZEK, Agata KUREK
doaj   +1 more source

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