← Darcy' LawA sand sample of 35 m² cross sectionalarea and 20 cm long was tested in aconstant head permeameter. Under a headof 60 km, the discharge was 120 ml in 6 min.The dry unit weight of sand used for the testwas 1120 g. and GS = 2.68 Take Sw = 1 g/cm³The hydraulic conductivity (in cm/sec) is× 10-³X

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area and 20 cm constant head p of 60 km, the di The dry unit wei was 1120 g. and

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter8: Seepage

Section: Chapter Questions

Problem 8.11P

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Pricing Excavation and Backfill

Backfill, in construction, is the activity of returning the soil and gravel that are removed during building construction or using them again to toughen and support the foundation of the building or any other structural component.

Question

← Darcy' Law
A sand sample of 35 m² cross sectional
area and 20 cm long was tested in a
constant head permeameter. Under a head
of 60 km, the discharge was 120 ml in 6 min.
The dry unit weight of sand used for the test
was 1120 g. and GS = 2.68 Take Sw = 1 g/
cm³
The hydraulic conductivity (in cm/sec) is
× 10-³
X

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