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°.5*Yw (K + AK)2

*Design Water Condition

Yw = weight density of water; other symbols are defined in Figure 3.5

The question 'Should water pressures be factored?' warrants further study before definitive rules can be proposed. In the meantime, engineers should judge for themselves which approach to take, depending on how they have selected characteristic water levels for 'normal' and 'possible' circumstances.

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