When is the first ascent and the last descent?

Last ascent and descent to/from the mountain

The first ascent from Kriens is at 08:30 AM. The last descent to Kriens is at 4:30 PM in winter and 5:30 PM in summer. One ride takes about 30 - 40 minutes.

You can find the timetable for the cogwheel railway from Alpnachstad here.