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Driving Hazards to Watch For In Subzero Weather

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Date: February 4, 2025 Author: Transpoco Knowledge

Leading meteorologists have warned that a large subzero weather system will bring freezing conditions to Ireland for nearly a week in mid-February. With temperatures expected to plummet, drivers across the country will face hazardous road conditions, increasing the risk of accidents and vehicle breakdowns.

If you operate a fleet or rely on road transport for your business, it’s crucial to prepare for these extreme weather conditions. Here’s what to watch out for and how to keep your vehicles and drivers safe during this cold snap.

1. Icy and Slippery Roads

One of the biggest dangers of freezing weather is black ice, which can form on roads without being immediately visible. This is especially risky on:

  • Bridges and overpasses (which freeze faster than regular roads)
  • Shaded areas where ice doesn’t melt during the day
  • Rural roads with less traffic to break up ice formations

How to Stay Safe:

✔️ Reduce speed and allow extra stopping distance
✔️ Avoid harsh braking or sharp turns
✔️ Use gentle steering movements to maintain control
✔️ Ensure tyres have good tread depth for better grip

2. Reduced Visibility Due to Fog and Snow

Cold weather can bring fog, sleet, and even snow, significantly reducing visibility. This makes it harder to spot other vehicles, road signs, and potential hazards.

How to Stay Safe:

✔️ Use dipped headlights in fog and low visibility
✔️ Keep windows and mirrors clear of frost and condensation
✔️ Allow extra space between your vehicle and others
✔️ Be prepared for sudden weather changes

3. Vehicle Breakdowns in Freezing Temperatures

Cold weather puts extra strain on vehicles, increasing the risk of breakdowns. Batteries, tyres, and fuel systems are particularly vulnerable.

Common Cold-Weather Vehicle Issues:

  • Weak or dead batteries due to low temperatures
  • Thickened fuel (especially diesel) causing start-up problems
  • Tyre pressure dropping, reducing grip
  • Frozen door locks and wiper blades

How to Stay Safe:

✔️ Check battery health before heading out
✔️ Keep fuel tanks at least half full to prevent fuel line freezing
✔️ Ensure tyres are properly inflated and in good condition
✔️ Carry de-icer and an emergency kit in vehicles

4. Longer Journey Times and Driver Fatigue

Adverse weather conditions mean longer journey times, leading to driver fatigue. Tired drivers are more likely to make mistakes, putting themselves and others at risk.

How to Stay Safe:

✔️ Plan routes in advance and allow extra travel time
✔️ Take regular breaks on long journeys
✔️ Encourage drivers to report fatigue and adjust schedules if needed

5. Increased Risk for Fleet Operators

For businesses relying on transport, winter weather can disrupt schedules, delay deliveries, and increase accident risks. Keeping track of vehicle movements and driver behaviour is essential in poor conditions.

How Telematics Can Help:

Real-time tracking to monitor vehicle locations and conditions
Driver behaviour insights to prevent harsh braking or speeding
Maintenance alerts to prevent cold-weather breakdowns
Route optimisation to avoid high-risk areas

Fleet management solutions like Transpoco can help businesses maintain safety and efficiency during extreme weather.

Prepare Now to Avoid Disruptions

With subzero temperatures on the way, it’s crucial for drivers and businesses to prepare for hazardous road conditions. Taking proactive steps now can prevent costly delays, accidents, and breakdowns.

Stay safe on the roads! 

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