Industry and energy project
Full restoration of the river Oka (Basque Country Autonomous Region)

Full restoration and revitalisation of the environmental and cultural values of the upper estuary of the river Oka within the Urdaibai Biodiversity Reserve, with an area 220 km2 and great ecological wealth.

Activity – Environmental Studies

Developed services – Construction project. Performing of hydrological, hydraulic and coastal dynamics studies. Definition of works to promote flooding of former marsh areas, ensuring the safety and accessibility of neighbouring communities in times of flooding. Definition of water containment works, minor transit works and footbridge with a span of 25 m.


With more than 20 years of experience, Boslan is a modern, consolidated and solvent company supported by its numerous references developed for an important portfolio of Clients, by the implementation of an integrated quality, environment and safety management system and occupational health applicable to each and every job


Industry and Energy


Generation & Electric Networks

Renewable Gas

Water and Environment

Green Hydrogen & Biomethane

Solar and Wave Energy

OnShore and OffShore Wind

IT and Telecommunications



Infrastructures and Urbanization

Urbanization and Facilities