DTM – Digital Land Model – Liguria ed. 2023

The information from which the model derives refers to the elements of the “DB Geotopographic National Core sc.1:5000 (NC5) – III Edition 3D – from 2017” for the Province of La Spezia, for the Province of Genoa – Lotto Levante and Lotto Centrale Block 1 and to the elements of the “Regional Technical Charter 1:5000-2007/2013 – II Edition 3D/DB Topographical” for the remaining regional coverage. The resolution (grid step) is 5 m, which is the most appropriate value based on the accuracy on the share of the starting data (equal to 0.6 m), as indicated by the technical specifications for 10k ortho-images and altimetric models drafted by CISIS. Please note that the display displayed is only a demonstration image derived from the DTM, therefore it does not contain information, while the product in distribution contains data and characteristics specific to the DTM.