23 November 2021 - Sollentuna, Ribbings väg. Densification is underway among the apartment buildings on Ribbings väg. 133 new apartments are being built in this and three smaller houses, which will lead to more bus passengers. Arriva 8515 does not worry about that, and continues in the usual order towards Sollentuna station.
17 April 2021 - Setubal, Avenida 22 de Dezembro. TST acquired many of these Wright buses from Arriva Nederland, in 2021 probably about 1/3 of them are out of service. Several of them can be found on the town services in Setubal.