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a pump station has been designed to lift water out of a 6 metre deep pit vented to atmosphere via a centrifigual pump mounted at ground
a clay layer 5 m thick has double drainage it was consolidated under a load of 1275 knm2 the load is enhanced to 1975 knm2 the coefficient of volume
a saturated clay layer 4 m thick is located 6 m below gl the void ratio of the clay is 10 when a raft foundation is located at 2 m below gl the
a clay stratum is 45 m thick and rests on a rock surface the coefficient of consolidation of a sample of this clay was found to be 45 times 10-8 m2s
a saturated clay specimen is subjected to a pressure of 240 knm2 after the lapse of a time it is determined that the pore pressure in the specimen is
define and distinguish among coefficient of volume compressibility and coefficient of consolidationexplain clearly one method of computing
determine what is meant by normally consolidated clay stratum and over-consolidated clay stratum draw typical results of consolidation test data to a
the water table is lowered from a depth of 3 m to a depth of 6 m in a deposit of silt the silt remains saturated even after the water table is
a sand deposit of 12 m thick overlies a clay layer the water table is 3 m below the ground surface in a field permeability pump-out test the water is
determine the important factors that affect the permeability of a soila permeameter of 82 cm diameter having a sample of soil of length 35 cm it can
determine the value of the coefficient of permeabilitya glass cylinder 5 cm internal diameter with a screen at the bottom is used as a falling head
determine the principle of darcys law for laminar flow of water through saturated soilillustrate that the coefficient of permeability has the
what are the conditions essential for darcys law to be applicable for flow of water by soil why is the permeability of a clay soil with flocculated
list the factors that affect the permeability of a given soil determine the precautions that should be taken so that satisfactory permeability data
explain clearly with a neat sketch how you will verify the coefficient of permeability of a clay sample in the laboratory and derive the expression
draw the variation in total stress effective stress and pour water pres- sure up to a depth of 6 m below ground level given the following data the
an unconfined aquifer is called to be 32 m thick below the water table a constant discharge of 2 cubic metres per minute is pumped out of the aquifer
a sample in a variable head permeameter is 8 cm in diameter and 10 cm high the permeability of the sample is estimated to be 10 times 10-4 cms if it
determine the nature of the soila glass cylinder 5 cm internal diameter and with a screen at the bottom was used as a falling head permeameter the
the discharge of water collected from a constant head permeameter in a period of 15 minutes is 500 ml the internal diameter of the permeameter is 5
i cant imagine of something called complex frequencyi find it important for laplace transformationbut i am lacking the physical explanationplease
how do you distinguish among clay and silt in the field state the purpose of identification and categorization of soils list any three significant
draw neatly the is plasticity chart and label the symbol of several soilswhat are the limits of any soil classification systemexplain the following
explain in detail about textural classificationsketch neatly the casagrandes plasticity chart indicating several aspects how would you use it in
a certain soil has 99 by weight finer than 1 mm 80 finer than 01 mm 25 finer than 001 mm 8 finer than 0001 mm draw the grain-size distribution curve