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Find the time required for 50% consolidation in a soil 8m thick, if coefficient of consolidation is $1\times 10^{-4}cm^{2}/min.$

written 5.8 years ago by teamques10 ★ 68k

modified 2.6 years ago by Chandan15 • 300

advanced geotechnical engineering

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3.4 years ago by teamques10 ★ 68k

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written 2.6 years ago by Chandan15 • 300

Assuming, to be Double Drainage,

• D=H/2 =4m
• Cv=1×10^(-4) cm^2/min
• U=50%

Using Relation, $T_{v}=\frac{C_{v} t}{H^{2}}$ $\Rightarrow \frac{\pi}{4}(0.5)^{2} \times 400^{2}=10^{-4} \mathrm{~cm}^{2} / \min$

• time, t = 597.715years

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