A permeability pumping test was carried out in a confined aquifer with the piezometric level before pumping of 2.18m below the ground surface. The aquiclude has a thickness of 5.7m measured from the ground surface and confined aquifer is 7.6m deep until it reaches the aquiclude at the bottom. At a steady state pumping rate of 15.6 ?7??6?3/?2h?7??1? the drawdown in the observation wells were respectively equal to 1.62m and 0.47m. The distances of the observation wells from the center of the test well were 15m and 32m respectively. The radius of the test well is 1m. Determine the coefficient of permeability (m/hr) Select the correct response: 2.15x10-5 0.215 0.597 5.97x10-5

A permeability pumping test was carried out in a confined aquifer with the piezometric level before pumping of 2.18m below the ground surface. The aquiclude has a thickness of 5.7m measured from the ground surface and confined aquifer is 7.6m deep until it reaches the aquiclude at the bottom. At a steady state pumping rate of 15.6 ?7??6?3/?2h?7??1? the drawdown in the observation wells were respectively equal to 1.62m and 0.47m. The distances of the observation wells from the center of the test well were 15m and 32m respectively. The radius of the test well is 1m. Determine the coefficient of permeability (m/hr) Select the correct response: 2.15x10-5 0.215 0.597 5.97x10-5

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter6: Hydraulic Conductivity

Section: Chapter Questions

Problem 6.15P

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