Please note that daily production of this data set is now available again following an interruption from 2 April to 9 April 2026. Some forecasts are still older and may differ from those in the SBB timetable.
A capacity utilisation forecast or occupancy forecast is a prediction of the expected capacity utilisation of a specific means of transport (train, bus, etc.) at a specific point in time in the future.
Beginning from 2026-01-30, the data set will now also include data from Zentralbahn, zb (id 86).
The data is provided in the SIRI-ET (Estimate Timetable) and JSON data format.