Homework 4 - 2009

Homework 4 - 2009 - hour in order to maintain the water...

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The University of Missouri-Columbia Department of Civil Engineering Assigned: Monday, Sept. 14, 2009 Due: Friday, Sept 18, 2009 CE 3400 - Homework No. 4 Darcy’s Law - Flow of Water Through Soils 1. Work Problem 7.2 in Coduto. 2. Work Problem 7.3 in Coduto. 3. Work Problem 7.6 in Coduto. 4. Work Problem 7.9 in Coduto. 5. Water is flowing through the soil specimen shown below. The elevations of the water surfaces are maintained constant at points A and E. At the level of point E, the water overflows from the tube. At point A, water is added at a rate of 100 cubic feet per
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Unformatted text preview: hour in order to maintain the water levels at A and E. The cross-sectional area of the soil specimen is 1 square foot. (a) Compute the elevation head, total head and pressure head at points A, B, C, D and E. (b) Calculate the hydraulic conductivity (coefficient of permeability) of the soil and report your answer in units of cm/sec. and ft./min. (c) What type of soil would you expect this to be? Explain why. 2 ft. B 8 ft. 17 ft. C D E 23 ft. 29 ft. A Datum NOT TO SCALE SOIL 55 deg...
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