2. Mecca Crane Collapse
Another accident in 2015 took place when a crane toppled over the Grand Mosque in Mecca, on September 11, in Saudi Arabia. The accident killed 111 people and injured 394, all of them were pilgrims and of twelve different nationalities. This horrible accident is one of the deadliest crane collapses in the modern history. And now, let’s see the number one on our list of worst construction accidents in history.