Many dams built in the 20th century are cracking and falling a | UnManifest History

Many dams built in the 20th century are cracking and falling apart.
They regularly have to be repaired, rebuilt. It's funny, but large institutions worked on the structures.

What does it take to build a dam that will stand as solidly as the Tibi Dam? Imagine, Tibi has been holding back the river for five centuries.

Has the quality of our education declined?
Or are today's engineers all slackers?