Q-8: The following figure shows the flow net for seepage of water around a single row of sheet piles driveninto a permeable layer. Calculate how deep the sheet pile should be driven (h) to achieve factor of safety =3 against downstream heave, given that sat for the permeable layer = 18 kN/m3. (Note: Thickness ofpermeable layer T =18 m)Sheet pileH1= 10 mH2 = 2 mYsat = 18 kN/m³Heave zoneImpermeable layer

Answered: Image /qna-images/answer/46a5703f-c77b-470c-a8a0-cfb1c8e6dacc.jpg

Answered: Q-8: The following figure shows the…

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter18: Sheet-pile Walls

Section: Chapter Questions

Problem 18.2P

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Refer to Figure 18.26b. Let L = 15.24 m, fill = 17.29 kN/m3, sat(clay) = 19.49 kN/m3, clay = 20, Hf = 3.05 m, and D = 0.406 m. The water table coincides with the top of the clay layer. Determine the total downward drag on the pile. Assume that = 0.6 clay. FIG. 18.26 Negative skin friction
Q-7 The following figure shows the flow net for seepage of water around a single row of sheet piles driven into a permeable layer. Calculate the factor of safety against downstream heave, given that ysat for the permeable layer = 17.7 kN/m3. (Note: Thickness of permeable layer T= 18 m) Sheet pile H1 = 10 m H, = 1.5 m 6 m Ysat = 17.7 kN/m³ Heave zone Impermeable layer
Draw a flow net for the single row of sheet piles driven into a permeable layer as shown in Figure below Given: H₁ = 3 m H₂ = 0.5m calculate the seepage loss per meter length of the sheet pile (at right angles to the cross section shown). H₁ 3 D = 1.5 m D₁ = 3.75 m D₁ -Sheet pile k= 4 x 10-4cm/sec Impermeable layer
The flownet for seepage of water around a single row of sheet piles driven into a permeable layer is shown in Figure D(below). Calculate the quantity of seepage loss against downstream heave, given the k = 2.6 x 10-6 m/sec and saturated unit weight = 17.7 kN/m3. The depth of the sheet pile is 6 m into the ground. Sheet pile Heave zone H;=10m H2 =1.5m Impermeable layer O 3.32 x 10-5 m3/s/m O 1.47 x 10-4 m3/s/m 2.95 x 10-5 m3/s/m 1.47 x 10-5 m3/s/m
Q-4: The following figure shows the flow net for seepage of water around a single row of sheet piles driven into a permeable layer. Calculate how deep the sheet pile should be driven (h) to achieve factor of safety = 3 against downstream heave, given that ysat for the permeable layer = 18 kN/m3. (Note: Thickness of permeable layer T = 18 m) H₁ = 10 m (h) Heave zone Sheet pile ►||1| Impermeable layer H₂ = 2 m Ysat 18 kN/m³
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Draw a flow net for a single row of sheet piles driven into a permeable layer as showin Figure Q3 (b) below. Thus, determine the seepage loss per meter length of thesheet pile.H1 = 9.6 m D = 5 mH2 = 3.7 m D1 = 13 m
Draw a flow net for the single row of sheet piles driven into a permeability layer as shown in Figure 8.18, given the following: H1 = 5 m, H2 = 0.7 m, D = 4 m D1 = 10 m Calculate the seepage loss per meter length of the sheet pile (at right angles to the cross section shown). Sheet pile H1 H2 D1 k = 4 × 10-4 cm/sec Impermeable layer 土品1D→
►||1 Sheet pile k= 4 x 10-4 cm/sec Impermeable layer Figure 8.23 8,2 Draw a flow net for the single row of sheet piles driven into a permeable layer as shown in Figure 8.23. Given: • H₁ = 3 m D = 1.5 m • H₂ = 0.5 m D₁ = 3.75 m Calculate the seepage loss per meter length of the sheet pile (at right angles to the cross section shown).
Draw a flow net for the single row of sheet piles driven into a permeable layer as shown in Figure below Given: H₁ = 3 m H₂ = 0.5m D=1.5m D₁ = 3.75 m calculate the seepage loss per meter length of the sheet pile (at right angles to the cross section shown). Sheet pie - 4 x 10-cm/sec Impermeable layer
CEN-333 Geotechnical
2. For the sheet pile shown below, find the maximum upstream water height when considering the heaving. Assume all flow net elements are square - Sheet pile H₁=? m 20m 4 m Impermeable layer H₂=1.5m Ysat 20 kN/m³

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