Engineers in Maine tried an unusual solution to two stubborn problems at once: roads that can fall apart during spring thaw and more than a million discarded tires generated in the state each year.
Instead of sending the tires to a landfill, stockpile or furnace, they shredded about 20,000 of them and buried the pieces beneath a 600-foot stretch of Dingley Road in Richmond.
-copy-29e15046.jpeg?w=600)
