That mistake meant that the dam didn’t have enough mass or steel reinforcement to fully stand up to the pressure of the water behind it. Not only did this crack the monolith, but caused damage ...

Workers hurriedly tried to shore up a rural Utah dam after a 60-foot (18-meter) crack opened and sent water pouring into a creek and endangering the 1,700 residents of a downstream town.

State prosecutors in Brazil have identified cracks in a tailings dam owned by iron ore mining company Vale SA and have asked the firm to hire an independent auditor to look into the matter ...