Computer · Geotechnical Engineering
A homogeneous earth dam has a maximum water head difference of 15 m between the upstream and downstream sides. A flownet was drawn with the number of potential drops as 10 and the average length of the element as 3 m. The specific gravity of the soil is 2.65. For a factor of safety of 2.0 against piping failure, the void ratio of the soil is:
- 10.45
- 20.75
- 30.55
- 40.65✓
Correct answer
0.65
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