[2] The tramway connection over a series of bridges was originally chosen as the basis for development by Helsinki city council on 12 November 2008.
[1] The island will be linked to the Helsinki city centre by a tram connection built on bridges from Merihaka via Sompasaari and Korkeasaari across the Kruunuvuorenselkä bay and into Kruunuvuorenranta.
[8][9] The temporary terminus serves as a hub for many public transport connections, including trams, buses and Hakaniemi metro station.
[2] In 2021 the Helsinki City Transport (HKL) ordered 23 ForCity Smart Artic X54 trams to operate on the Crown Bridges.
[5] Additionally, in case that the military base in Santahamina will be freed for residential construction in the future, provisions will be made for converting the tram lines into a light rail system that would extend into Santahamina in the south and travel in a tunnel from Korkeasaari to Katajanokka, linking with the planned north–south line of the Helsinki Metro.