Why should we inspect our underwater structures?

“Out of sight, out of mind”

It is easy to forget something that is out of sight, even though it is a very essential part of your everyday work. That certainly goes for underwater assets. They often face the heaviest wear due to the environmental stress and traffic but at the same time the signs keep hidden under murky waters. Checking the condition of underwater assets also seems laborious and pricy as it is formerly done by divers.

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4 Everyday Challenges for Port Managers

1 The information about port’s assets and operations is diffused

Ports handle different kinds of data ranging from maps and drawings to information regarding traffic and transport. Some of the data can be archived in hardcopy form, for example drawings of old structures or maps of rental areas. Additionally, there is information about structure inspections, repair plans or diver reports recorded on hard drives or even emails. Continue reading…

Port of Moerdijk on the cutting edge of digitalisation

Port of Moerdijk is a port with versatile opportunities for all kinds of transport. Located in the crossing point of road, rail, pipeline, and marine transportation the port offers easy logistics to a variety of businesses. Established in the sixties, Port of Moerdijk has been working rigorously for sustainable logistics and process industry.
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Types of observations in underwater structural inspections

Long experience in underwater structural inspections

VRT Finland Ltd has performed complex underwater structural inspections since 2010. We were the first to use sonar scanner for vertical structures; previously the sonar scanners were only been used for hydrographic surveys. As the technology developed, we moved from static sonar to mobile multibeam sonar surveys, which made the service suitable for a quick inspection of wide areas.

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What are the main ingredients for top quality survey data?

Advanced measurement equipment is nowadays easily available and affordable to companies performing underwater inspections or airborne measurements. Data acquisition from under and above water is becoming more common and 3D data more voluminous as companies, cities, and third sector organizations are eager to have their assets digitalized. This also means increase in the amount of data acquisition related service providers in the field, which may lead to increased variability in quality of the data. In this article we discuss the ingredients of top quality survey data. Continue reading…

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Karri Kolehmainen & Ville Mäkeläinen

Karri Koistinen

+358 40 0604927




Ville Mäkeläinen

+358 44 513 2222



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