Tram routes 3 and 9 are diverted on the night of Wednesday 1 June/Thursday 2 June form midnight until the end of service due to track work. Tram 3 runs from Eira along Mannerheimintie, Helsinginkatu and Läntinen Brahenkatu. I.e. the tram does not serve the section of route from the Central Railway Station to Alppila via Hakaniemi.
Tram 9 runs from the West Terminal via Huutokonttori, Ruoholahdenkatu, Bulevardi, Mannerheimintie and Helsinginkatu.