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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…

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…

A decade of underwater surveys makes VRT a pioneer of 3D surveys. From the year 2016 we have offered our clients also an easy way to utilizing 3D data after our underwater surveys. The 3D asset management software GISGRO has received great feedback and helped many asset owners to use survey results in planning, budgeting and maintenance. The underwater is still only a part of the whole picture. That’s why we have now added to our portfolio also photogrammetry surveys with drone. Continue reading…

Working with underwater asset managers in different industries, we found out that the utilization of the 3D data is a challenge for most of our clients. That is why our survey service does not end to the sending of the point cloud, but we support our clients to use the data throughout the structure’s life-cycle. Continue reading…

Underwater infrastructures are made visible by multibeam sonar survey, but the interpretation of the survey data requires a trained professional. VRT Finland Ltd. has a team of certified inspectors, who analyze the structures and the severity of damaging. The locations needing attention are highlighted in the inspection report. Continue reading…