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Speed Optimization vs Speed Reduction: the Choice between Speed Limits and a Bunker Levy [PDF]

open access: yesSustainability, 2019
“Speed optimization and speed reduction” are included in the set of candidate short-term measures under discussion at the International Maritime Organization (IMO), in the quest to reduce greenhouse gas (GHG) emissions from ships. However, there is much confusion on what either speed optimization or speed reduction may mean, and some stakeholders have ...
Harilaos N Psaraftis   +1 more
exaly   +5 more sources

Speed optimization versus speed reduction: Are speed limits better than a bunker levy? [PDF]

open access: yesMaritime Economics and Logistics, 2019
The purpose of this paper is to shed some light on the speed limit debate, and specifically to look into whether reducing speed by imposing a speed limit is better than achieving the same by imposing a bunker levy. This debate, along with the various issues of speed optimization versus speed reduction, is currently ongoing at the International Maritime
Harilaos N Psaraftis   +1 more
exaly   +4 more sources

Speed Reduction Effects of Urban Roundabouts

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2009
Road safety is one of the most serious problems in road traffic in many countries, including the Baltic countries. One of the alarming issues in road safety is the safety on urban crossings.
Dago Antov   +4 more
doaj   +3 more sources

Influence mechanism of visual perception of edge rate lines cycle length on driver’s speed

open access: yesTransport, 2021
It is known that the installation of edge rate lines can help reduce driving speed. Theoretically, higher edge rate density leads to higher perception speed, so as the effect of speed reduction.
Bing Liu   +4 more
doaj   +1 more source

Synergy Effect of Factors Characterising Village Transition Zones on Speed Reduction

open access: yesEnergies, 2021
There are various traffic calming measures that can be installed in village transition zones. So far, focus was placed on diversified use of pavement markings, amounts of horizontal deflection, shape of the installed chicanes or central islands, presence
Alicja Sołowczuk, Dominik Kacprzak
doaj   +1 more source

Identification of the Determinants of the Effectiveness of On-Road Chicanes in the Village Transition Zones Subject to a 50 km/h Speed Limit

open access: yesEnergies, 2021
In recent years, in which a considerable increase in the road traffic volumes has been witnessed, traffic calming has become one the key issues in the area of road engineering. This concerns, in particular, trunk roads passing through small villages with
Alicja Barbara Sołowczuk   +1 more
doaj   +1 more source

Effect of Lane Narrowing Implemented on an Urban Dual Carriageway on Speed Reduction and Acoustic Environment

open access: yesBuildings, 2021
The on-going growth in the use of motor vehicles leads to a number of traffic safety problems. Therefore, various traffic calming measures are applied to increase traffic safety in built-up areas. Lane narrowing is one of the techniques used to influence
Alicja Barbara Sołowczuk   +1 more
doaj   +1 more source

Effect of Traffic Calming in a Downtown District of Szczecin, Poland

open access: yesEnergies, 2021
The increasing use of road vehicles has caused a number of transport and environmental issues throughout the world. To cope with them, traffic calming schemes are being increasingly implemented in built-up areas.
Alicja Sołowczuk
doaj   +1 more source

Identification of the Determinants of the Effectiveness of On-Road Chicanes in Transition Zones to Villages Subject to a 70 km/h Speed Limit

open access: yesEnergies, 2020
In recent decades traffic calming, especially in villages situated on through roads, has become an urgent issue. Various schemes are applied in the transition zones to reduce the inbound traffic speeds and thus improve the traffic safety.
Alicja Sołowczuk, Dominik Kacprzak
doaj   +1 more source

Speed Reduction Capabilities of Two-Geometry Roundabouts

open access: yesApplied Sciences, 2023
Several types of modern roundabouts are alternatives to standard ones. They are either in use or at the development stage today. One such intersection is the two-geometry roundabout.
Saša Ahac   +3 more
doaj   +1 more source

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