Author Archives: nradmin

Emissions from vehicles with Euro VI/6-technology

Posted on February 23, 2017 by nradmin
Modern gasoline-fueled personal cars with direct-injection technology exhibiting high emissions of nitrogen oxides  in new laboratory tests. Researchers at Institute of Transport Economics in Norway (TØI) and VTT in Finland have tested various vehicles by applying test-cycles which represent...

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Loss of field of vision need not mean reduced driving ability

Posted on February 23, 2017 by nradmin
The Swedish Transport Agency has tasked the National Road and Transport Research Institute (VTI) with developing a simulator-based test method for assessing driving ability in individuals with loss of field of vision. In a newly published report, the researchers describe the approved method, which...

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How can high levels of particles in tunnels be reduced?

Posted on February 23, 2017 by nradmin
A new study from the National Road and Transport Research Institute (VTI) demonstrates that older types of trains produce more particulate emissions in railroad tunnels than do newer ones. Dust binding, improved paving, and reduced studded tyre use could reduce coarse particle levels in road...

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Nordic capitals are prioritising pedestrians

Posted on February 22, 2017 by nradmin
Helsinki, Stockholm and Copenhagen are all working strategically with pedestrian prioritising and urban life. Car free city centres are high on the political agenda in many Nordic cities and in a range of European countries. New policy measures are applied and in many cases, significant increases...

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Mobile phones in cars: how extensive is their use?

Posted on February 22, 2017 by nradmin
There are many views and assertions regarding mobile phone use while driving. Researchers at the Swedish National Road and Transport Research Institute (VTI) are conducting a study to gain more knowledge of this issue. The purpose of the study is to objectively investigate how people are...

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