Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN: 9781305970939
Author: Braja M. Das, Khaled Sobhan
Publisher: Cengage Learning
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Chapter 8, Problem 8.3P
To determine
Find the seepage loss in
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The section of a sheet pile is shown in
the figure. The coefficient of permeability
of the soil is k=8.5x10 m/s. Assume
that each stream has an area of its water
surface as 1hectare.
8 m
2 m
a. Determine the seepage (lit/sec) into
the downstream side per meter width of
the sheet pile.
b. Determine the difference in the head
(m) of water level after 3 days.
c. How long will it take in days before the
head difference = 5.10 m?
Please write legibly, complete solutions, avoid rounding off intermediate values.
answer in complete solution
Chapter 8 Solutions
Principles of Geotechnical Engineering (MindTap Course List)
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- 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→arrow_forwardPROBLEM No. 5 The section of a sheet pile is shown in figure below. The coefficient of permeability of the soil is k = 4.2 x 103 m/s. Determine the seepage into the downstream side per meter length of the sheet pile.arrow_forwardHOMEWORK P1: For a given sheet pile driven into a permeable soil layer underlain by an impermeable clay layer, (a) Draw the flow net by using Nf= 3. (b) Compute the flow rate q around the sheet pile. Sheet pile h=3.5 m 1.5 m H=5 m H=10 m Sandy soil k=0.0035 cm/sec Impervious Layer Answer: (b) q = 0.583 cm3/s/cmarrow_forward
- Please list the conditions to draw a flow net because I have no idea how to draw them for any occusion, I don't know where to start this problemarrow_forwardThe sheet pile shown on the figure below is driven into a soil with a permeabilityk = 22 × 10-4 cm/s. Calculatea- the seepage loss per metre lengthb- the pore water pressure at the 12 points shown on the figure.arrow_forwardThe following figure shows a sheet pile wall for a temporary cut at a construction site. The soil has a permeability, k, of 10-7 m/s. 1 m 6 m 1 m 6 m 5 m -ĐATUM IMPERVIOUS ROCK LAYER A. Construct the flow net. Sketch the figure on your answer sheet then construct the flow net. B. Compute the amount of seepage, qt, in terms of m2/s. C. Estimate the pore water pressure at the bottom tip of the wall (point A). Assume water unit weight, yw, is 10 kN/m³. D. What are the assumptions for using a flownet in seepage analysis? Please list at least three.arrow_forward
- Refer to Figure 8.23. Given:• H1 = 6m• H2 = 1.5 m• D = 3 m• D1 = 6 mDraw a flow net. Calculate the seepage loss per meter length of the sheet pile (at a right angle to the cross section shown).arrow_forward1. Calculate the rate of flow or seepage flow per meter length of the sheet pile at right angle to the cross section shown .K =6.5 x 10-6 m/sec Sheet pile ws 4.3 m 5 m 0.7 m 4 m 10 m Impermeable layerarrow_forwardDetermine the total flow rate through all channels per unit length of the respective Flownet of sheet pile. Given coefficient of permeability, k = 2.8 x10-5 cm/s (refer Figure above) h = 30 m h2= 10 m O 0.0021 cm2/s O 0.00125 cm2/s O 0.0056 cm2/s O 0.0028 cm2/sarrow_forward
- 3,9 Seepage problem (Soil Mechanics)arrow_forwardDraw 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 layerarrow_forwardRefer 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 frictionarrow_forward
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