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Driving in Adverse Conditions Flashcards

6 cards from real DTT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Driving in Adverse Conditions flashcards as text
  1. How should you drive through a ford (water crossing on a road)?

    Answer: Check depth, drive slowly in first gear with steady revs, test brakes after exiting

    Before crossing, check the water depth is safe. Cross slowly in first gear at low speed to avoid water ingestion. After exiting, test brakes gently as they may be wet and less effective.

  2. What is the effect of very heavy rain on motorway driving at 120 km/h?

    Answer: Aquaplaning risk is high — speed must be reduced significantly even below the speed limit

    Heavy rain at motorway speeds creates significant aquaplaning risk where tyres cannot displace water fast enough. Reducing speed well below the posted limit is essential for safety.

  3. How should you use your headlights when driving into a low winter sun?

    Answer: Use dipped headlights to make your vehicle more visible to oncoming traffic

    In low sun conditions, use dipped headlights even in daylight. While you may find it hard to see due to glare, dipped headlights help oncoming drivers see your vehicle against the bright background.

  4. How far ahead should you be able to see your stopping distance in fog before deciding to drive?

    Answer: At least as far as your full stopping distance at the speed you plan to drive

    You should never drive faster than a speed that allows you to stop within the visible distance ahead. In fog, if you can see only 40 metres, you must be able to stop in 40 metres.

  5. What additional checks should you carry out before a long winter journey?

    Answer: Antifreeze level, tyre pressure (cold), lights, wipers, fuel level, and emergency kit

    Before a winter journey, check antifreeze concentration (should protect to at least -15°C), tyre pressure (pressures drop in cold), all lights, wipers, fuel (carry more in case of delays), and an emergency kit.

  6. What should you do if you become stranded in your vehicle in a blizzard?

    Answer: Stay in the vehicle, keep warm, run the engine briefly for heat while ensuring the exhaust is clear, and call for help

    Stay in the vehicle — it provides shelter and is easier for rescuers to find. Run the engine in short intervals for warmth, but ensure the exhaust pipe is clear of snow to prevent carbon monoxide buildup.

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Sources & references

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  1. theorytest.ie — Eligibility, exam format, passing score, score validity, fees, time limit, exam information · verified Oct 2026
  2. rsa.ie — Test delivery, score release · verified Oct 2026