Unformatted text preview: By scaling from the diagram, the vertical hydraulic gradient between the sheet piles is ~ 1, so there is a danger of base instability (quicksand or boiling). The stability of the base could be ensured by increasing the depth of the sheet piles and/or by lowering the groundwater level inside the cofferdam to well below formation level....
View Full Document
- Fall '11
- Analytical Chemistry, 4 m, 5 m/s, 9 m, 0.3 litre