The 1:5000 scale cartography or Bizkaia Topographic Base (BTB) is a set of topographic vector data. It was generated on the basis of a 25 cm photogrammetric flight carried out by the Basque Government in the summer of 2018. The mapping was carried out by means of photogrammetric restitution, updating the layers of the following subjects: geographical names, transport, hydrography, relief, land cover, buildings and services and facilities. Information relating to the Foral Road Network of May 2019.
Provincial Council of Bizkaia
Last Modified April 01 2022