Question

Dam failures due to geological drawbacks

Answer 1

Piping ,seeping, spillways, crack land

Answer 2

Dam failures due to geological drawbacks

Explanation:

• Most of the dam failures that have occurred in the past are not due to faulty design or construction but mainly due to neglect of the geological flaws.

The main geological problems that are usually met with at dam sites are as follows:-

1. Dams on shales.
2. Dams on soluble rocks.
3. Dams on strata dipping upstream.
4. Dams on strata dipping downstream.
5. Dams built across strike of rocks.
6. Dams on jointed and permeable rocks.
7. Dams on faults.
8. Abutment problems.