Category Archives: Infrastructure

Building bridges faster

Posted on November 7, 2023 by nradmin
A new connection between a precast abutment wall and a cast-in-place foundation was developed for rapid construction of bridge abutments. The connection was developed at the University of Iceland with assistance provided by structural designers, a precast concrete fabricator, and the Icelandic...

Read more
Posted in Infrastructure, Maintenance, Okategoriserade | Tagged , | Comments Off on Building bridges faster

Parking regulations are essential to limit car use in cities and towns

Posted on August 23, 2023 by nradmin
Political anchoring, up-to-date knowledge and precise communication with all involved parties are crucial for ensuring a comprehensive parking policy in Norwegian municipalities. Photo: Shutterstock.com Regulation of parking and establishing a comprehensive parking policy are for many...

Read more
Posted in Infrastructure, Policy and Planning, Safety, Vehicles | Tagged , , , | Comments Off on Parking regulations are essential to limit car use in cities and towns

VTI’s measurements make airfields safe

Posted on April 12, 2023 by nradmin
Håkan Carlsson is the laboratory manager for measurement technology and workshop at VTI. His role gives him responsibility for the activities, and he normally doesn't have time to take part in the practical work. However, there is one exception, and that is proof load testing for airfield bearing...

Read more
Posted in Infrastructure, Maintenance | Tagged , , , , , , , | Comments Off on VTI’s measurements make airfields safe

The risk of road accidents increases as more and more roads become polished

Posted on February 21, 2023 by nradmin
In recent years, there have been a number of serious road accidents due to motorists skidding off the road. The reason is believed to be that the country's roads are becoming increasingly smooth. VTI has investigated the cause of the problem in a pilot study. New designs of studded tyres, a rise...

Read more
Posted in Environment and Climate, Human Behaviour and Attitudes, Infrastructure, Maintenance, Passenger Transport, Safety, Traffic and Traffic Control, Vehicles | Tagged , , | Comments Off on The risk of road accidents increases as more and more roads become polished

Sustainable pavement

Posted on September 18, 2022 by nradmin
In VTI's road laboratory, test specimens of so-called ‘green’ asphalt are displayed on a bench. The asphalt is black in colour, but its properties make it better for the environment and climate than established asphalt mixtures, hence the name green asphalt. For example, the asphalt may last...

Read more
Posted in Infrastructure | Tagged , , , , , | Comments Off on Sustainable pavement

Study of infrastructure support and classification for automated driving on Finnish motorways

Posted on March 16, 2022 by nradmin
Finnish Transport Infrastructure Agency set a project to assess the feasibility of Finnish motorway section between Helsinki and Tampere on E12 highway for operation of SAE Level 3-4 automated vehicles, to propose a framework for service level classification for them and to prepare a proposal for...

Read more
Posted in Infrastructure, Intelligent Transport Systems, Traffic and Traffic Control | Tagged , , , | Comments Off on Study of infrastructure support and classification for automated driving on Finnish motorways

Smart streets

Posted on February 10, 2022 by nradmin
Today, in climate change, urbanisation, digitisation and electrification we see four widely discussed societal megatrends that will have an impact on virtually all areas of our lives, and urban transport infrastructure is no exception. City view of Stockholm, Sweden. Photo: Anastasia...

Read more
Posted in Infrastructure | Tagged , , | Comments Off on Smart streets

A venerable laboratory central to the development of research models

Posted on December 6, 2021 by nradmin
The oldest is the test road machine, which was built during World War II. It was initially used to find better solutions for gravel road constructions. Then came asphalt. The concrete coffers for the gravel road construction were turned upside down(!), and then the machine could be used to improve...

Read more
Posted in Infrastructure | Tagged , , , | Comments Off on A venerable laboratory central to the development of research models

Wider roads can result in fewer accidents

Posted on September 27, 2021 by nradmin
In roads with only two lanes and oncoming traffic, making the roads wider can reduce traffic accidents when traffic volumes are high. Photo: Shutterstock A new TØI report Safety effects of cross section elements describes how traffic accidents are affected by different road standards....

Read more
Posted in Infrastructure, Safety | Tagged , , , , , , , | Comments Off on Wider roads can result in fewer accidents

Megatrends are shaping future streets

Posted on August 20, 2021 by nradmin
The streets of the future have high demands to meet, in terms of both technical design and construction. Researchers from the Swedish National Road and Transport Research Institute (VTI) are looking for smart solutions to meet four megatrends: Urbanisation, digitalisation, electrification and...

Read more
Posted in Infrastructure, Maintenance | Tagged , , , | Comments Off on Megatrends are shaping future streets