Dara Dam the First Arch Dam

On the present day border of Syria and Turkey, during the reign of Emperor Justinian, the Byzantine Romans built an arched dam called Dara Dam, circa 550 CE. Continue reading

River Navigation by Locks

By 70 CE the Chinese were using locks for river navigation. Continue reading

Dam higher than 1000 feet

The Rogun Dam at Vakhsh, Tajikistan, on its planned completion date in 2000, should stand at 1,099 feet (335 meters) high. Continue reading