A field pumping test was conducted from an aquifer of sandy soil of 4 m thickness confined between two impervious strata. When equilibrium was established, 90 liters of water was pumped Observation wells Test well 7₂ 6m- Impermeable stratum ILL Ho=4 m r₁=3m h₁ = 2.1 m Confined aquifer Impermeable J h₂=2.7 m
A field pumping test was conducted from an aquifer of sandy soil of 4 m thickness confined between two impervious strata. When equilibrium was established, 90 liters of water was pumped Observation wells Test well 7₂ 6m- Impermeable stratum ILL Ho=4 m r₁=3m h₁ = 2.1 m Confined aquifer Impermeable J h₂=2.7 m
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![A field pumping test was conducted from an aquifer of sandy soil of 4 m thickness confined
between two impervious strata. When equilibrium was established, 90 liters of water was pumped
Observation wells
Test well
₂=6m.
Impermeable stratum
h₂=2.7 m
Ho = 4 m
Confined aquifer
Impermeable
out per hour. The water elevation in an observation well 3.0 m away from the test well was 2.1 m
and another 6.0 m away was 2.7 m from the roof level of the impervious stratum of the aquifer. Find
the value of k of the soil in m/sec. (
-r₁=3m
T
h₁ = 2.1 m
LLL](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F64c21f92-f8a6-4cfc-a410-f29336634e3d%2Fe6e95051-af25-4804-b74f-c3130340223d%2Fv3hkif8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A field pumping test was conducted from an aquifer of sandy soil of 4 m thickness confined
between two impervious strata. When equilibrium was established, 90 liters of water was pumped
Observation wells
Test well
₂=6m.
Impermeable stratum
h₂=2.7 m
Ho = 4 m
Confined aquifer
Impermeable
out per hour. The water elevation in an observation well 3.0 m away from the test well was 2.1 m
and another 6.0 m away was 2.7 m from the roof level of the impervious stratum of the aquifer. Find
the value of k of the soil in m/sec. (
-r₁=3m
T
h₁ = 2.1 m
LLL
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