Cab24 Akademie

Restricted visibility, night, radio/radar, emergencies

In fog, driving snow or heavy rain, special obligations apply: adapted speed, lights and fog signals, minimum equipment for setting out, and strict requirements for navigation by radar with VHF channel 16. Anyone in distress calls for help with specified signals; anyone who notices distress must help.

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From the key facts

  • Restricted visibility (art. 55): adapt speed to the circumstances, stop if necessary; without equipment for visual/sound signals, head for a harbour or near the shore as quickly as possible.
  • Setting out in restricted visibility (art. 55a): equipment for visual and sound signals; at adapted speed compass OR satnav OR radar; lookout if more than 15 m between helm position and bow (art. 55 para. 5).

All key facts, the questions with explanations and the exam simulation are part of the course.

Legal references for this topic

The questions in this topic are based on these provisions:

  • BSV art. 2, 12, 18, 22, 24, 27, 28, 30, 33, 34, 37, 38, 39, 40, 51, 52, 53, 55, 55a, 55b, 56, 57, 57a, 58

Ready to learn?

Theory for the Swiss boat licence cat. A (motorboat) and cat. D (sailing boat): lights, sound signals, signs, right of way, seamanship – with one or two correct answers, as in the exam.

CHF 9.90 one-time Buy course