Styles 3. Problem 3. Given the following set up, where the reservoir levels are maintained at a constant elevation: Find the total head for points A and B Find the hydraulic gradient for the system What is the pressure head at C? (in other words, if we install a piezometer at C, how high would the water level rise?) If 1.5 cm of water flows through the soil in 2 min, what is the hydraulic conductivity for the soil?

Styles 3. Problem 3. Given the following set up, where the reservoir levels are maintained at a constant elevation: Find the total head for points A and B Find the hydraulic gradient for the system What is the pressure head at C? (in other words, if we install a piezometer at C, how high would the water level rise?) If 1.5 cm of water flows through the soil in 2 min, what is the hydraulic conductivity for the soil?

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter8: Stresses In A Soil Mass

Section: Chapter Questions

Problem 8.14P

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Question 2 Refer to Figure 2 below. If the water surface elevation in reservoir B is 110 m, what must be the water surface elevation in reservoir A if a flow of 0.06 m³/s is to occur in the cast-iron pipe (ks = 0.26 mm)? The kinematic viscosity of water at 10°C = 1.3x10-6 m²/s. Ignore all minor headlosses. Elevation = ? Water T= 10°C Elevation = 110 m B L= 150 m D = 15 cm Cast-iron pipe L=100 m, D = 20 cm, cast-iron pipe Figure 2
The following figure shows the water levels in piezometers and pitot tubes installed at points A and B in the pipe. The water is flowing at a steady-state condition. 0.75 m 0.75 m 2.9 m 1.5 m L=150 m 3.9 m 1.9 m Determine the following; • Elevation, pressure and velocity head at points A and B • Head loss between point A and B Hydraulic gradient between point A and B • Direction of flow
B- A 20cm diameter well penetrates fully a confined aquifer of thickness 25m .when the well is pumped at a rate of 200 liters/ minute the drawdown in two observaƟons wells located at 10m and 100m distance from center of well are found to be 3.5m and 0.05 m respectively .calculate the hydraulic conductivity of the aquifer and the radius of influence and the drawdown in the well.?
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E Problem 3. Given the following set up, where the reservoir levels are maintained at a constant levation: Find the total head for points A and B Find the hydraulic gradient for the system What is the pressure head at C? (in other words, if we install a piezometer at C, how high would the water level rise?) If 1.5 cm of water flows through the soil in 2 min, what is the hydraulic conductivity for the soil? A=10 cm? 6cm 9cm 4cm SOIL- ---- DATUM 10cm
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A soil sample 15 cm in diameter is placed In a tube 2 m long. A constant supply of water is allowed toflow into one end of the soil at A and the outflow at B is collected by a beaker. The average amount ofwater collected is 2 cubic centimeter every 5 seconds. The tube is inclined and has a head differenceof 2.5 m. Determine the following 1. Hydraulic Gradiant. 2. Flowrate in cm/s. 3. Discharge Velocity in cm/s. 4. Seepage velocity in cm/s if porosity is 0.420. 5. Hydraulic Conductivity.
elevation: Find the total head for points A and B Find the hydraulic gradient for the system What is the pressure head at C? (in other words, if we install a piezometer at C, how high would the water level rise?) If 1.5 cm of water flows through the soil in 2 min, what is the hydraulic conductivity for the soil? A=10 cm2 6cm 9cm 4cm JA SOIL --- DATUM 10cm
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