4. please answer correctly and show solutions ine the dry density of the soll 1f it has a V8ld ratið öf U.74. A fine-grained soil is found to have a liquid limit of 90% and a plasticity index of 51. The natural water content is 28%.a. Determine the consistency index of the natural soil.b. Classify the soil using USCS.c. Classify the soil using AASHTO System

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Answered: c. Determine the dry density of the…

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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The soil with specific gravity (Gs) of 2.61 has a water content of 45%. The void ratio is 0.67, and the dry density is 16 kN/m3. Calculate the Gs if the soil is in dry condition.
14. Situation 14 - A 3-layer soil has the following properties from top to bottom: a. Obtain the equivalent horizontal coefficient of permeability, in cm/sec. Round off to five decimal places. b. Obtain the equivalent vertical coefficient of permeability, in cm/sec Round off to seven decimal places.
What will be the dry unit weight of soil in kN/m3 and pcf whose void ratio is 1.20, and where the specific gravity of soil solids is 2.72? Volume is 1m3
The moist weight of 5.66 x 10^-3 m^3 of a soil is 102.3 x 10^-3 kN. The moisture content and the specific gravity of the solid soil are determined in laboratory to be 11% and 2.7, respectively. Calculate the following: i)Moisture unit weight (kN/m^3)ii)Dry unit weight (kN/m^3)iii)Void ratioiv)Porosityv)Degree of saturationvi)Volume occupied by water (m^3)
The moist weight of 0.2 ft3 of a soil is 23 lb. The moisture content and the gravity of solid soils are determined in the laboratory to be 11% and 2.7 respectively. Determine the moist unit weight. Determine the dry unit weight. Determine the void ratio.
Specifications for a proposed earth fill require that soil be compacted 95% of standard proctor dry density. Tests on a glacial-till borrow material indicate that the maximum unit weight is 124 lb/ft3 at an optimum water content of 12%. The borrow material in its natural condition has e=0.6. If Gs=2.65 a) determine the dry unit weight of soil in the embankment. (Ans.117.8 lb/ft3) b) determine the dry unit weight in the borrow area. (Ans. 103.52 lb/ft3) c) Determine the minimum volume of borrow required to make 1 ft3 of acceptable compacted fill. (Ans. 1.14 ft3)
A saturated soil has the following characteristics.Initial volume = 25cu.cmFinal volume = 16 cu.cmMass of wet soil = 45 gMass of dry soil = 31 kga. Determine the shrinkage limit of soil.b. Determine the shrinkage ratio.c. Determine the sp.gr of soil.
Calculate the zero-air-void unit weights (kN/m³) for a soil with Gs = 2,68 at moisture contents of 5, 10, 15, 20, and 25%. Draw a curve y for moisture content....
A clay soil has a void ratio of 0.53 at its liquid limit. The absolute specific gravity is 2.65 and its plastic limit is 14. What is the plasticity index? The moist unit weight of a soil is 16.5 kN/m³. If the moisture content is 15% with Gs = 2.7, Determine the weight of the water to be added for 80% degree of saturation.
4. A shrinkage limit test for a saturated specimen had the initial volume Vi = 21.35 cm3 and initial weight Wi = 37 gf ( = 37 × 0.00981 = 0.363 N). After drying, it became Vf = 14.3 cm3 and Wf = 26 gf (= 26 × 0.00981 = 0.255 N). Compute the shrinkage limit (SL) of this soil.
A 100% saturated soil has a void ratio of 1.33 and a water content of 48%.Find the unit weight of soil in kN/m3and specific gravity of solids.
For a given sandy soil, the maximum and minimum dry unit weights are 16.98 kN/m3 and 14.46 kN/m3, respectively. Given Gs = 2.65, determine the moist unit weight of this soil when the relative density is 60% and the moisture content is 8%. Show handwritten solutions.

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