0
Not sand, but salt. When crushed into the road surface by car tires, it reduces the freezing point of the water on the road below 0 degrees celcius, to about -5.
Wiki User
∙ 14y ago
Wiki User
∙ 12y agoTo cover up road kill
Add your answer:
Earn +20 pts
What motivated the sand roads in Africa?
You'll have to be more specific. Africa is a huge continent and there are sand or dirt roads everywhere.
Why do people put salt and sand on the road what do they do individually?
The salt will melt the snow and ice, but can really damage the roads. The Sand creates more traction and will not cause damage to the roads.
What are three ways to increase friction on wet or icy roads?
Either by using some sort of material like salt, sand, or gravel or by putting on some chemical such as Mag Chloride which melts the ice
Which is the main component of sand?
which mineral is the main component of sand
The number of roads worldwide?
How many grains of sand are there on the planet?
What are bulk bags most commonly used for?
Bulk bags are most commonly used for rainstorms and floods. In these types of situations, the bulk bags are known as sand bags. Using sand bags helps for residents and roads to not flood.
Does Utah salt their roads in winter?
Utah uses salt, sand, and liquid ice-melt on the roads during winter.
Why do municipality use salt and sand on icy roads?
Salt melts ice, sand improves tires grip on the road
What is the main source of beach sand?
the main source of beach sand is canyons.
Why do they use sand on icy roads?
Ice is slick; sand is not. Sand spread over the ice and snow make it less likely that cars will slide uncontrollably and get into accidents.
Why is sand less damaging to cars on roads in cold climates?
because it just is
Roads are made up of what?
sand gravel, asphalt, pavement, concrete, and rebar
