Typically a big dump truck with a plow in the front goes around and pushes the snow off of the roads. they also have salt in the back to pour onto the roads so they wont ice over.
Wiki User
∙ 2008-12-04 16:23:33The mail will run when it snows unless there is so much snow that roads are completely blocked and impassable.
When it snows, roads get slicker, everywhere that snows is colders, plants will not live through the snow. sometimes schools and businesses will be closed due to too many inches of snow.
Salt lowers the freezing point of water, so the roads won't freeze over.
The Snows They Melt the Soonest was created in 1821.
It is light outside when it snows because snow, being white, reflects light making it lighter. Black materials absorb light (for example roads can become quite hot in the summer if you've ever noticed) whereas white materials reflect light. This is why in countries like Spain, houses are often painted white.
salt melts all ice thus clearing the roads for transport
The mail will run when it snows unless there is so much snow that roads are completely blocked and impassable.
it rains or snows then either one freezes over
The salt turns them white.
road sweepers
It is cold, it snows, the roads ice over. Remember: don't eat yellow snow! :)
When it snows, roads get slicker, everywhere that snows is colders, plants will not live through the snow. sometimes schools and businesses will be closed due to too many inches of snow.
farming , industries , machinery , cleaned roads
Salt lowers the freezing point of water, so the roads won't freeze over.
some times because there is oil on the road from cars driving on them and when it gets wet it becomes slippery.
Built roads, cleaned streets and laid bricks for tenement buildings.
I believe what you are asking is why they salt and/or sand roads. The answer to this, is when it snows, rains, sleets or hails badly, the road becomes slick, so the salt/sand is meant to make it a bit rougher, so the cars don't skid.