Datasets

Contract areas for the maintenance of public areas (streets, parks, natural areas) commissioned by the Helsinki Maintenance Service, including contractors and contract times. The dataset is also known as “contract...

The base map of Helsinki is a large-scale (1:500) map maintained by the Urban Environment Division’s City Survey Services and used as a basis for city planning and civil engineering. The base map serves as a map...

In the dataset, the land area is classified into impermeable surfaces such as streets and buildings, vegetation of different heights, open rock, and bare ground. It is used for example in stormwater management,...