Ultra Long Range, Cost Efficient & Proven


Our mission is to provide safe and efficient underwater services on  hydropower-plant infrastructure


We provide value to our clients by utilizing innovative technology to cut expenditure and eliminate human risk.


Working towards our vision of being the leading underwater service partner on hydropower-plant infrastructure by delivery of quality turnkey solutions to our clients



Tunnel Inspection

Our method of performing underwater tunnel inspections is well received by our clients. The service we provide gives a double value by eliminating the potential risk of human tunnel-entry while saving production downtime on the powerplant.










We always work in close cooperation with our clients before, during and after prosjects to ensure first class quality is given throughout the whole process.


Our flagship product, the NOTUS D ROV are made with only tunnel inspection in mind. We can that way offer a purpose made product that has a proven track-record on tunnels up to 12 000 meter and is successfully tested on 20 000 meter excursions


Client Testimonial: 

"With all the waterway tunnels we have, using ROVs for inspection seems as the future in order to operate and plan maintenance of our hydropower plants. 

We have used the method a few times already, and this is probably just the start of something that has very promising possibilities"


Dam & Reservoir

Norwegian Tunnel Inspection build, modify, operate and maintain a variety of ROVs, sensors and tooling that helps our clients to be confident about the condition and integrity of their assets.



Along with our trusted partners, we can take on a variety of tasks connected to hydropower infrastructure like reservoir and dams. 



The Norwegian water reservoirs combined, represent the largest energy storage unit in Europe. 

By offering tools to condition monitor and survey both dams and reservoirs, we contribute to reassure that integrity of assets meet todays and tomorrows standards



Norwegian Tunnel Inspection is constantly improving our technology, testing new ideas and integrating customers request to our products. 


We put great in a great effort in making sure our clients can benefit from reliable and innovative solutions to help solve their challenges.

Our positive track record of tunnel inspection-projects and the generous customers-feedbacks gives us inspiration to further develop and add even more value to our services.

With extensive comptence within product devopment and a wide network of local quality suppliers, we are in position to lean forward into every challenge.


Balancing in the spot where we are big enough to deliver and small enough to care


In line with the Norwegian government`s encouragement to convert oil & gas know-how into renawable markeds, we have succussfully adopted technology, competence and methodology into a sustainable sector. Still in the early days of exploring this marked, we are looking at exciting opportunities ahead

Our Valued Customers and Trusted Partners


Contact us

We have a strategic located and well equiped facility in central Stavanger, Norway.


Come visit or contact us on:



Tlf: + 47 922 42 681

© 2017 by Norwegian Tunnel Inspection AS Org nr:917 646 503 - Tl:+47 922 42 681 - Nedre Vågen 35 4085 Hundvåg NORWAY