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UPKEEP
UPKEEP AND MAINTENANCE OF INFRASTRUCTURES
ARIAN provides a comprehensive upkeep and maintenance service for all types of infrastructure. Special importance is given to the area of roads and highway administration services in winter, although it is also involved in other areas of activity.
CASE STUDIES
Maintenance of sewage treatment plants
ARIAN works together with NILSA in maintaining the sewage treatment plants in Navarre.
Upkeep of road infrastructures
ARIAN works together with the Regional Government of Navarre in the upkeep of the road network, by maintaining its trunk and other roads in different zones of the Autonomous Region.

