PROBLEM 4: The depth of water outside the cofferdam as shown in the figure is 10 ft. and the penetration of the sheet files below the original surface of the sand is 18 ft. The water level in the ditch is 20 ft below the outside water level. If k = 5 x 10-3 cm/sec., what will be the seepage into the ditch per foot length of the entire cofferdam? a. 0.256 ft/sec b. 0.0028 f/sec c. 0.0388 f/sec d. 2.88 ft/sec water, surface water surface sheet piles 18 ft

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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FLOW NETS
PROBLEM 4:
The depth of water outside the
cofferdam as shown in the figure is 10
ft. and the penetration of the sheetfiles
below the original surface of the sand
is 18 ft. The water level in the ditch is
20 ft below the outside water level.
If k = 5 x 10-3 cm/sec., what will be the
seepage into the ditch per foot length
of the entire cofferdam?
a. 0.256 ft/sec b. 0.0028 ft/sec
C.
0.0388 ft/sec d. 2.88 ft/sec
water surface
wąter surface
sheet
piles
8 ft
Transcribed Image Text:FLOW NETS PROBLEM 4: The depth of water outside the cofferdam as shown in the figure is 10 ft. and the penetration of the sheetfiles below the original surface of the sand is 18 ft. The water level in the ditch is 20 ft below the outside water level. If k = 5 x 10-3 cm/sec., what will be the seepage into the ditch per foot length of the entire cofferdam? a. 0.256 ft/sec b. 0.0028 ft/sec C. 0.0388 ft/sec d. 2.88 ft/sec water surface wąter surface sheet piles 8 ft
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