OpenTNF 1.0 published

27 March 2017

Triona has now released version 1.0 of the specification for OpenTNF on OpenTNF is an open standard for a flexible and efficient exchange of transport network data, developed in cooperation with the Swedish Transport Administration, Norwegian Public Roads Administration and Trimble.

The goal is that OpenTNF shall be a flexible, open and effective solution for managing and sharing large datasets across country borders using different platforms.

OpenTNF builds on the INSPIRE specification for Transport network ( and is realized using the OGC GeoPackage specification ( An OpenTNF file may contain data on transport networks, linear reference systems and other relevant information such as assets, status information, properties, regulations and infrastructure usage. It is also possible to manage object type libraries, metadata and update transactions.

OpenTNF can be used for integration and standardized data exchange between different kinds of software and organizations. In the deliveries of the ANDA system to Swedish Transport Administration, Trase to BaneNOR and Fairway data to the Norwegian Coastal Administration OpenTNF is used to integrate Trimble Novapoint with the platform Transport Network Engine (TNE) from Triona.