Grain, Soil and Water Pressure: Overpressured & Underpressured Groundwater Flashcards
1
Q
What is overpressured groundwater?
A
A situation where groundwater pressure is higher than expected, causes soil instability and bursting risks.
2
Q
What is underpressured groundwater?
A
A condition where groundwater pressure is lower than expected, often due to rapid drainage or drought.
3
Q
What happens when groundwater pressure exceeds soil weight?
A
The impermeable layer may burst, leading to piping, quicksand, or instability.
