Jutland Danish part of the Jutland Peninsula, i.e. north of the Eider (river), Funen as well as Fehmarn. The Danish part of Jutland is currently divided into three administrative regions: North Denmark Region, Central Denmark Region and Region of Southern Denmark. These three regions have a total area of , a population of 2,599,104 (2016) and a population density of 84 per km (218 per sq.mi.). The northernmost part of Jutland is separated from the mainland by the Limfjord, a narrow stretch of water bisecting the peninsula from coast to coast. The Limfjord was formerly a long brackish water inlet, but
Little Belt Bridge precise calculations, and molds both for the piles and each end of the bridge were first constructed of wood and later manually filled with cement from buckets. When the new Little Belt Bridge came into use in 1970, the old bridge lost its function as the main traffic line for cars between Funen and Jutland; however, it is still used as the only railway bridge between Jutland and Funen and thus the only railway line connecting Jutland with Zealand as well, as well as to carry traffic between Fredericia and Middelfart and their neighbouring villages. The bridge requires constant maintenance.