You are driving behind a motorcyclist on a wet road and they suddenly move to the outer edge of their lane. What is the most likely reason, and what should you do?

You are driving behind a motorcyclist on a

Multiple choice — select the best answer

AThey are signalling that you should overtake; move out to pass
BThey have lost control; prepare to call the emergency services
CThey are positioning to avoid a central diesel spill or surface hazard; increase your following distance
DThey are making room for a vehicle emerging from a side road; move to the centre of your lane

✓ Correct answer: C. They are positioning to avoid a central diesel spill or surface hazard; increase your following distance Motorcyclists frequently adjust their lane position to avoid surface hazards such as diesel, standing water, or drain covers; the Highway Code asks drivers to be aware of these movements and maintain a safe distance.

.q-expl{display:block!important}.q-opt[data-idx="2"]{border-color:#16a34a;background:#f0fdf4}.q-opt[data-idx="2"] .oltr{background:#16a34a;color:#fff}.q-opt{cursor:default!important;pointer-events:none}

Keep practising. Use the free Car Theory UK PDF, watch the YouTube walkthrough, or unlock all 10 web questions with timed mock exams.

Free PDF Video walkthrough

← Previous 🎲 Random question ↩ Back to all questions

Keep practising

You are driving behind a motorcyclist on a wet road and they suddenly move to the outer edge of their lane. What is the most likely reason, and what should you do?

Related questions

Free practice here. Timed mocks when you are ready.