This article from wired.com gives you a practical way to make your bike more user friendly on winter roads.
Don’t get stuck in the snow because of Snowpocalypse 2010. With the right gear, you can still ride to work — on your bike.
One of the cheapest winter bike hacks is to attach zip ties to your tires. It’s a quick-and-dirty way of giving yourself some much-needed traction on icy, slushy streets and costs far less than a set of studded snow tires. Read More > How Zip Ties Can Help You Bike Through a Blizzard
If you liked this you might also like another atrical by wired.
In the winter, the bike often gets put away. Some reasons are rather weak, like rain and cold, but once the snow sets in taking a bike out is a rather dangerous proposition. No matter how good a rider you are, a sheet of black ice is going to throw you to the ground. Read More > Cycle in the Snow With DIY Studded Bike Tires
Or you can be like MARKUS STÖCKL who got up to 210,4 KM/H on his non-zip tie bike.