Tram route 9 will be diverted on the night of Monday 20 October from midnight until the end of service. In the direction of Pasila station, the tram will run as usual. From Pasila to Jätkäsaari, the tram will run along Ratamestarinkatu, Radanrakentajantie, Mäkelänkatu, Sturenkatu, Läntinen Brahenkatu and Helsinginkatu to Kaarlenkatu, from where it will join its normal route.
The tram will not serve Fleminginkatu, Aleksis Kiven katu, Traverssikuja, Jämsänkatu and Ratamestarintie in the direction of Jätkäsaari. The diversion is due to track work at the junction of Aleksis Kiven katu and Traverssikuja.