(2) An aquifer of area extent 100 km sq is overlain by 4 Strate as gives below: Strata 1 (top) 2 3 4 thickness 1 3 d J 2 4 Kx (m/day) Ky(m1 day) 0-25 0.3 1 2 1-5 0.025 0.2 0-005 (a) If a 4 hour storm occurs producing a total rainfall of 100 mm estimate the recharge into the aquifer assuming the piezometric Surface in the aquifer is at the bottom layer 4 and all layers are saturated of (b) If the 4 layers are under lain by an impermeable strata instead estimate the lateral flow per unit weight through the layers assuming. layer is deep by 0.1%. aquifer that the

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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(2) An aquifer of area extent 100 km / sq is overlain by & Strata as gives
below:
Strata
1 (top)
2
3
4
thickness
1
3
2
4
Ka (m/day) Ky(m/day)
0-25
0.3
1
2
1-5
0.025
205
0.2
0-005
estimate the
(a) If a 4 hour storm occurs producing a total rainfall of 100 mm
recharge into the aquifer assuming the piezometric Surface in the aquifer
is at the bottom layer of and all layers are saturated
(b) If the 4 layers.
are underlain by an impermeable strata instead
estimate the lateral flow per unit weight through the layers assuming.
layer is deep by 0.1%.
of aquifer
that the
Transcribed Image Text:(2) An aquifer of area extent 100 km / sq is overlain by & Strata as gives below: Strata 1 (top) 2 3 4 thickness 1 3 2 4 Ka (m/day) Ky(m/day) 0-25 0.3 1 2 1-5 0.025 205 0.2 0-005 estimate the (a) If a 4 hour storm occurs producing a total rainfall of 100 mm recharge into the aquifer assuming the piezometric Surface in the aquifer is at the bottom layer of and all layers are saturated (b) If the 4 layers. are underlain by an impermeable strata instead estimate the lateral flow per unit weight through the layers assuming. layer is deep by 0.1%. of aquifer that the
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