Problem 2.2 The section through part of a cofferdam is shown in Figure. The coefficient of permeability of thesoil is 2.0x106 m/s. Draw the flow net and determine the quantity of seepage.2.00 mTAVA3.00 m3.00 m3.50 mFlow net.Quantity of seepage.

Given data: Permeability through the soil (k) = 2 x 10-6 m/s Flow net of the given problem:

Answered: Problem 2.2 The section through part of…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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2.5 Seepage problem (Soil Mechanics)
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PROBLEM C For a falling head laboratory test, the following are the given values: • Length of soil specimen 210.00 mm Initial head 523.00 mm Final head 297.00 mm = Duration of test 3.50 mins 42.0 sq.mm 1050.00 sq.mm Area of standpipe Area of specimen A. Compute for the hydraulic conductivity of the soil in cm/sec. B. Determine the seepage velocity if n=0.35 C. Determine the head difference at t = 120 sec
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The section through a long cofferdam is shown below, the coefficient of permeability of the soil being 6x10-8 m/s. Determine the quantity of seepage entering the cofferdam. 5.50 m I 0 1 2 3 4 5 As = 0.70 ml +cl 10 B ax 15 m
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In order to compute the seepage loss through the foundation of a cofferdam, flownets were constructed. The result of the flownet study gave Nf = 6, Nd = 16. The head lost during seepage was 19.68 ft. If the hydraulic conductivity of the soil is k = 13.12 x 10-5 ft/min, compute the seepage loss per foot length of the dam per day. a.1.9 ft3/day/foot length of the dam b.1.95 ft3/day/foot length of the dam c.1.39 ft3/day/foot length of the dam d.2.9 ft3/day/foot length of the dam e.2.25 ft3/day/foot length of the dam

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Problem 2.2 The section through part of a cofferdam is shown in Figure. The coefficient of permeability of the soil is 2.0x10“ m/s. Draw the flow net and determine the quantity of seepage. 2.00 m 3.00 m 3.00 m 3.50 m Flow net. Quantity of seepage.