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 8.12P
To determine
Find the seepage rate through the earth dam using Pavlovsky’s solution.
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An earth dam is shown in the figure below. Determine the seepage rate. Given: a1=48 degrees, a2= 30 degrees, L1=6m, H 17m, H1=21m and k=0.007 cm/s. Use L.Casagrande Method
Please help me, note: I do not want any quotation or plagiarism
Refer to the cross section of the earth dam shown in the figure. Calculate the rate of seepage through the dam (q in m3/ min / m) using L.
Casagrande's method.
K 5 m
1V: 2H
30 m
1V: 2H
25 m
k = 3 x 10-4 m/min
Impermeable layer
Select the correct response:
5.91 x 103 m/min/m
2.37 x 103 m3/min/m
11.4x 104 m/min/m
29.5 x 104 m3/min/m
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
- * The cross-section of an earth dam is shown in figure below. Assuming that the water level remains constant at 35m, determine the seepage loss through the dam. The width of the dam is 300m, and the soil is anisotropic with k=8.3*107 m/s and k, =3.2 10“ m/s. determine the seepage loss through the dam? 50m 35 m Filler Som 20m 20 m 30 m (a) The problem (bị Fiow netarrow_forwardExample 2: A soil sample with 10 cm in diameter is placed in a tube 1 m long. A constant supply of water is allowed to flow into one end of the soil at A and flow out at B is collected by beaker. The average amount of water collected is 1 cm3 for every 10 seconds. The tube is inclined as shown in the figure. Determine: a. Hydraulic gradient b. Flow rate lisiya im University of Al- c. Average velocity d. Seepage velocity if e = 0.6 Of e Engine I m e. The hydraulic conductivity Soil 1 m 0.8 marrow_forwardRefer to the cross section of the earth dam shown below. Calculate the rate of seepage through the dam (q in m/min/m) using Schaffernak's and Casagrande's solutions. +7 m→| 3 m G.W.T. 1 32 m 2.0 2.0 Impermeable layerarrow_forward
- Question attachedarrow_forwardDo answer ASAP. The section of a concrete dam is shown. Determine if the dam shown is stable against sliding and overturning. The following data is available:Concrete density: ρconc = 2400 kg / m³ Coef. Soil-Dam Static Friction: μs = 0.30Density of water: ρwater = 1000 kg / m³ Coef. Soil-Dam Kinetic Friction: μk = 0.20arrow_forwardSolve 8.C.1arrow_forward
- Problem 4: An inclined permeameter tube is filled with layers of soil of different permeability as shown below. Find the total head, elevation head and pore water pressure at points (A-B-C-D) with respect to the given datum, Given: 1.5k1=2k2=3k3=k4 k4=2x10-3 cm/sec 35 сm 9 cm K4 K3 K1 K2 15 cm 11 cm 7 cm 4 cm Datum شاشة 4cmarrow_forwardPlease convert and answer in feetarrow_forwardQ.1. The figure below shows the flow net for seepage under a concrete dam. The is silty sand with coefficient of permeability of 4X104 cm/sec, a void ratio of 0.6 and specific gravity of 2.7. The height of water upstream is H=( 6+) (a) Determine the flow rate under the dam in m/day per m length of the dam. (b) Determine the water pressure distribution at the base of the dam. (Select 3 points under the base. Comment on your results. m (where X is your group number). (c) From (b), calculate the resultant uplift force and its location from the upstream face of the dam. Also, calculate the weight of the dam to prevent uplift using a factor of safety of 5. (d) What is the factor of safety against piping? Is the dam safe? (e) Calculate the total vertical overburden stress, pore water pressure and the effective vertical overburden stress at Points A and B. Comment on your results. H 17.5 m 1.25 m x B 4 m Impervious clayarrow_forward
- sfarrow_forwardA canal is cut into a soil with a stratigraphy shown in the figure. Assuming flow takes place laterally and vertically through the sides of the canal and vertically below the canal, determine the equivalent permeability in horizontal direction. Determine the equivalent permeability in the vertical directions. Calculate the ratio of the equivalent horizontal permeability to the equivalent vertical permeability for flow through the sides of the canal.arrow_forwardThe value of x is 8arrow_forward
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