Lines 40, 40K, 41, and 41K will run on a detour route from May 4 to 8 due to the construction site at the Pyhäkoski power plant.
The stops Koskela E, Koskela P, Montan leirintäalue (Monta camping area) E, Montan leirintäalue (Monta camping area) P, Kieksi E, Kieksi P, Leppiniemi E, Leppiniemi P, Leppiniemen kauppa E, Leppiniemen kauppa P, Jurvakainen E, Jurvakainen P, Perhekoti P, Pohjolantie E, Takalantie P, and Lentoseläntie E are temporarily out of use.
The stops Montta th P and Perukka P will be temporarily moved to Montantie.