Bologna often ranks as one of the top cities, in terms of quality of life in Italy   Bologna is a very important railway and motorway hub in Italy.  Bologna is renowned for its culinary tradition.ologna often ranks as one of the top cities, in terms of quality of life in Italy   Bologna is a very important railway and motorway hub in Italy.
The differences surprised us! Vehicles equipped with the 2/32 minimum tire tread depth took about 100 more feet to stop and were still traveling at about 45 mph at the same distance the vehicles equipped with the 4/32 deep tires had already come to a complete stop!
For decades, a quick test for tire treadwear has consisted of placing a penny on edge in a tireâs grooves. If the top of Abe Lincolnâs head remains visible, the tread is less than 2/32nds of an inch, meaning it was time for new tires. In fact, tread depth below 2/32nds makes those tires âillegalâ in some states. Even without a state law, most all industry players acknowledge the danger of riding on the worn-out tires.