The coefficient of permeability (K value) of a soil describes how easily a liquid willmove through a soil.True)FalsePermeability measurement is used to:calculation of seepage through earth damscalculation of seepage under sheet pile wallsestimating the seepage rate from waste storageO all of the answers are correctWhich state describes soil that does not show cracks when deformed (choosecorrect state that applies).A) Plastic stateB) Liquid StateC) Semisolid stateD) Solid state

Permeability : The ability of movement of water or any other liquid from the pores of soil is known…

The coefficient of permeability (K value) of a soil describes how easily a liquid will move through a soil. )True False Permeability measurement is used to: O calculation of seepage through earth dams O calculation of seepage under sheet pile walls

The coefficient of permeability (K value) of a soil describes how easily a liquid will move through a soil. )True False Permeability measurement is used to: O calculation of seepage through earth dams O calculation of seepage under sheet pile walls

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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3. A falling head permeability test is performed on a fine gravel soil. The soil sample has a length of 120mm and cross-sectional area of 600mm?.The water in the standpipe flowing into the soil is 0.60m above the top of the sample at the start of the test. It falls 50mm in 30 min. The standpipe has a cross- sectional area of 200mm?. a. Make a sketch of the described condition. b. What is the coefficient of permeability in millimeters per second? c. What is the coefficient of permeability in feet per minute? d. On the basis of the calculated value for k, what is the probable soil type?
Question 23 The results of a constant head permeability test for a fine sand are as follows: Diameter of the sample = 47 cm Length of sample = 57 cm Constant head difference = 29 cm Time of collection = 345 secs Weight of water collected = 429 grams Find the seepage velocity in cm/min. if the void ratio is 0.32. Round off to four decimal places.
76 .ll Q3.png The data from standard and modified proctor test on a soil sample (density of solids: 2680 kg/m3 ) are provided below: Standard proctor test Modified proctor test Dry density (kg/m) 1691 Dry density (kg/m') 1873 Water content (%) Water content (%) 9.3 9.3 1715 11,8 1910 12.8 1755 14.3 1803 15.5 1747 17.6 1699 18.7 1685 20.8 1641 21.1 1619 23 a) Plot the compaction curves (both standard and modified in one graph). b) Establish the maximum dry density and optimum water content for each test.
You are a project Engineer on a site. You receive a laboratory report with tests performed on marine marl (calcareous silt). You suspect that one of the measurements is in error. Please determine which one of these values is wrong, and what should be its correct value? The laboratory data are: Unit weight of the soil (y) = 18.4 kN/m Unit weight of solid (ys) = 26.1 kN/m Water content of soil (w) = 40% Void ratio (e) = 1.12 Degree of saturation (S) = 95%
From the given figure shown, the discharge velocity of the water through the soil is 0.08 em/s. with a void ratio of 0.60, O Compute the coeff. of permeability in cm/sec. ® Compute the seepage velocity in cm/sec. O Compute the seepage force per unit volume.
Geotechnical Engineering Please help me answer this question, and please show your solutions write it properly. Problem 1 A soil sample has moist unit weight equal to 16.5 kN/m3), water content of 15%, and specific gravity of 2.70. Find the dry unit weight and the void ratio for this soll Problem 2 A soil sample has a total unit weight of 16.5 KN/m3 and a void ratio of 0.84 The specific gravity of solids is 2.70. Determine the degree of saturation and the moisture content of the soil.
Infiltrometer is used for? A- drawing the relation between infiltration rate and water depth. B- calculating the matrix potential head of any soil. C- measuring soil flux and pore velocity. D- measuring temporal infiltration rate for a certain soil type. What is the correct answer??
Can u solve ?(readable) A soil specimen is 38 mm in diameter and 76 mm long, and in its natural conditionweighs 168.0 g. When dried completely in an oven, the specimen weighs 130.5 g. The value ofGs is 2.73. What is the degree of saturation of the specimen?
For a falling head permeability test, the following are given: length of specimen is 360 mm, area of specimen is 70 cm2 , and hydraulic conductivity of soil specimen is 0.165 cm/min. what should be the area of the stand pipe for the head to drop from 700cm to 360cm in 7 mins? compute the seepage velocity under the test condition if the soil specimen has a void ratio of 0.55 in cm/sec compute the head difference at time equal to 5 minutes?
What is the 95% maximum dry density from the laboratory (Please answer in two decimal places in Mg/m3)? (You may do a simple sketching to assist your answer). Please answer value only | Ya(Mg/m³) w % 1.62 1.66 1.72 1.70 1.63 1.57 12.4 13.3 15.5 17.4 18.3 20.1 Laboratory compaction tests results of a soil fill compacted Site A are: Table A
The figure shows a granular soil in a tank having a downward seepage. The water level in the tank is held constant by adjusting the supply from the top and the outflow at the bottom. The void ratio of the soil is 0.50 and the specific gravity is 2.7. H,0 0.8 m 1.1 m A 3.6 m 5.4 m B C Il a plezometer is placed at point B, to what height the water will rise above this point?
Q1: A. Answer in True or False 1. A soil has a Cu =1, then it is considered as a poorly graded soll. 2. A soil has L.L-60% and P.L-35%, then it plots a point below the A-line in the plasticity car 3. A soil described with a symbol (SP) has % passing No. 200 sieve more than 50% 4. Decreasing water content below shrinkage limit is accompanied with a decreasing in void ra 5. Water molecules are considered polar and known as dipoles. 6. Dry Density is the smallest density. 7. Capillary rise is directly proportional to the pore channel diameter. 8. The unconfined compressive strength is twice the undrained cohesion. 9. Piping or boiling occurs when effective stress equals to zero. 10. It is assumed that the secondary compression begins when the primary conso