Keeping the roads open

How salt keeps the Sussex traffic moving in freezing winter weather

Salt is more than something to sprinkle on to your fish and chips, this common household ingredient helps keeps England’s roads moving.

As temperatures are forecast to remain cold across the country Highways England’s army of workers are ready 24/7 to descend on to motorways and major A roads across Sussex in a fleet of gritters, to keep traffic moving. Here’s the story of how the operation works.

Each lorry can transport 28 tonnes and our purpose built salt barns can hold anything up to 8,000 tonnes
Each lorry can transport 28 tonnes and our purpose built salt barns can hold anything up to 8,000 tonnes
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The vehicles spread concentrated brine on to dry salt as it is spread, which helps the salt react more quickly
The vehicles spread concentrated brine on to dry salt as it is spread, which helps the salt react more quickly
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Salt won't necessarily stop snow from settling but it will help when it comes to ploughing the snow off the road
Salt won't necessarily stop snow from settling but it will help when it comes to ploughing the snow off the road
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