Question

Sometimes the cracks in sinkholes can reach all the way to aquifers underground. Which of the following would most likely result in a sinkhole collapsing and forming a large surface hole?

Answer 1

- Heavy rainfall causing erosion and destabilizing the sinkhole walls
- Construction or excavation in the area near the sinkhole
- Leaking or broken underground pipes or sewage systems
- Natural settlement of loose soil or sediment above the sinkhole