Verify the quality of a construction work with a 3D survey

In the underwater world construction projects are often more difficult than on land, as you don’t have a clear visual view to the result. 3D survey with a multibeam sonar offers an easy way to get a comprehensive picture with exact coordinates from the whole construction area. Continue reading…

Combine 3D data for the complete picture of your assets

VRT uses different remote sensing technologies to achieve a seamless and comprehensive picture of the client’s assets. Every technology is designed to gather accurate, georeferenced 3D data in different environments. Continue reading…

Keep updated about your port’s situation

We discussed in the previous blog about port managers’ challenges, and one of the main issues in efficient asset management is having up-to-date information in the place everyone can access it easily. The information is needed in maintenance, traffic operations as well as sales. A comprehensive situation map -how is it done? Continue reading…

Underwater inspections without a disturbance to operations

If you have organized a diver survey for a check-up of quay structures, you might have a feeling that structural surveys are laborious and cause a disproportionally long halt to operations. There are also various risks included when sending a person diving in the busy port area.

Drive-by survey with a multibeam sonar and a laser scanner offers a quick and easy way to inspect the underwater structures with an extreme accuracy. Continue reading…

Why to choose multibeam sonar inspections?

Struggling with the laboriousness and fuzzy view of diver inspections, the founders of VRT decided to invent a better way for underwater structural inspections. Already in 2010, the first sonar structural inspections were performed, and the technology has been improving since. Continue reading…

Interested in our services? Contact us!

Karri Kolehmainen & Ville Mäkeläinen

Karri Koistinen

+358 40 0604927



Ville Mäkeläinen

+358 44 513 2222


Looking for someone else? See Contact information.