No compromises since 1978

The Coralba Roads instruments have been carefully developed and tested over many years following a considerable amount of study and evaluation into the needs of today's highway management & maintenance. For over 20 years Coralba have produced high quality instruments that are easy to use and install.

This consistency in quality and accuracy has made the Swedish Road Authority choose the Coralba method of measuring the friction coefficient as the standard method for winter road maintenance tenders.

The Coralba Roads instruments are used to collect accurate road data such as distances, road lengths, counts, temperatures and road friction. Their reliability has made them an indispensable part of highway inventory and inspection surveys, trip recording and speed measurements. Their popularity has been achieved through the instruments' robustness, accuracy and versatility.


The Coralba products, with their aluminium housing, are designed to endure the rough handling and harsh environment in all year-around road maintenance. The distinct buttons and LED displays are appreciated by technical staff and highway engineers all around the world. The robustness of Coralba is not just a feeling, but it also ensures low life-cycle cost.


Highway safety engineers throughout the world choose Coralba instruments for their high accuracy. The instrument is very easy to calibrate and shows correct values to a tolerance typically better than 0.03%. The instrument measures time, distance and speed with the same high accuracy, but can also be used to measure temperature and road friction.


For the highway maintenance contractors the Coralba products are indispensable instruments thanks to their many useful processing features. They are easy to operate, enabling the user to focus on the assignment. They even switch on automatically as the vehicle starts moving. The versatility of the Coralba products means that you have all you need at your fingertips.