BTUNa 1:500 cartography of Pamplona (reference year 2021). Building element enclosure

Layer of the BTUNa (reference year 2021) containing the surface elements of buildings and constructions for the municipality of Pamplona at 1:500 scale. The BTUNa is an adaptation to the production of the Urban Topographic Base (BTU) of the National Geographical Institute (IGN). It is a data model agreed by the Autonomous Communities (CCAA) and approved by the Higher Geographical Council (CSG) of which there is a v1 version of 2008, although an expanded version (BTUNa) has been developed in Navarra.