Interbiak, the Provincial Public Company, is in charge of managing Bizkaia's road infrastructures, such as some tolls, motorways, and tunnels.

More about Interbiak

Traffic status

Download in PDF the incidents on all the roads managed by Interbiak and the state of traffic in Bizkaia.

Closure of artxanda tunnel T2 (Txorierri - La Salve) both directions from february 3rd

Alternative access to Txorierri can be done via Tunnel 1 (La Salve - Txorrierri) or access via Enekuri or Santo Domingo.

Bidesaria, our digital platform

Obtain your transit invoices, access subsidies and discounts, or consult your journeys. All in one place and completely free of charge.

Last news

What is Interbiak doing

What is Interbiak doing

Service Charter

User support and processing of Interbiak subsidies

Contratacting

View Interbiak's public contracts and everything you need to know about electronic tendering

For any questions contact us through the form.