Street tree cadastre Hamburg

The road tree cadastre includes the comprehensive representation of the trees on public street corridors as the basis of tree controls for traffic safety and planning. Key data fields are: Location, genus/species, plant year, crown circumference, stem diameter, biological parameters and damage characteristics. The fast graphical visualisation of tree locations and background maps provides an integrated GIS component. The material data is available in an SQL Server database. It is recorded as part of continuous surveying and updates. These updates are also carried out within the framework of the prescribed tree controls for road safety. The online street tree cadastre includes the comprehensive representation of the trees on public street corridors with essential root attributes as well as the data of the Hamburg Port Authority, which are stored in its own database. The following data fields are assigned to each tree: Location, genus/species, plant year, crown diameter and trunk circumference. This data collected as part of regular tree inspections is updated annually for the Internet as of 1 January. They are available as a WMS & WFS service as well as in the format GML for download.