From a standard Proctor laboratory sample of soil Gs= 2.70; maximum dry unit weight = 16.4 kN/m3; Optimum moisture content= 18%; Moisture content of soil at the borrow site+ 28%. Specification require that compaction of soil must be at least 95% of the maximum obtained from the proctor test. Compute the maximum compaction expected from the compacted soil using the zero air boids curve for this soil with the following moisture contents: w1= 20%; w2= 25%; w3= 30%. O a. 94.71% O b. 96.54% O. 92.07% O d. 90.12%

From a standard Proctor laboratory sample of soil Gs= 2.70; maximum dry unit weight = 16.4 kN/m3; Optimum moisture content= 18%; Moisture content of soil at the borrow site+ 28%. Specification require that compaction of soil must be at least 95% of the maximum obtained from the proctor test. Compute the maximum compaction expected from the compacted soil using the zero air boids curve for this soil with the following moisture contents: w1= 20%; w2= 25%; w3= 30%. O a. 94.71% O b. 96.54% O. 92.07% O d. 90.12%

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Situation 1: Dry soil with Gs = 2.7 is mixed with water to produce 20% water content and compacted to produce a cylindrical sample of 40 mm diameter and 80mm long with 5% air content. Calculate the following: a. Mass of the mixed soil that will be required b. Void ratio of the sample c. Dry unit weight d. Moisture unit weight e. Saturated unit weight f. Amount of water to be added for full saturation.
A soil sample has a unit weight of 1,825 kg/m^3.t weighs 1,730 kg/m 3 when dry. The unit weight of the soil particle is 2,600 kg/m*3. Determine the following: a.) Maisture content b.) Void ratio c.) degree of saturation
A field – compact sample of sandy loam was found to have a wet density of 110.4 b/ft3 at a water content of 14%. The maximum dry density of the soil obtained in a Standard Proctor Test (SPT) was 99.6 b/ft3. Assuming specific gravity of soil sample to be 2.6, determine the percent compaction of the field.
2. A saturated soil with specific gravity of solids equal to 2.65 has a unit weight of 19KN /m^3. Determine the dry unit weight (KN/m^3) and porosity of the soil sample.
PROBLEM 13: A soil sample has a maximum dry unit weight of 125 Ib/ft?. If the sample has wet unit weight of 135 Ib/ft?, Gs =2.65, moisture content w =11%. Compute the percent compaction in the field a. 97.3% C. 89.67% b. 94.13% d. 93.23%
ral condition a soil sample has a mass of 2290 g and a volume of 1.15x10*m. After being completely dried in an oyen the mass of the sample is 2035 g. The value of G. for the soil is 2.68. Determine: (1) Bulk density,
9. The field unit weight of the soil sample is 1960 kg/m³, and the unit weight of the soil particle is 2700 kg/m³. If emax=0.69 and emin = 0.44. a) Compute the dry unit weight if the water content is 11% b) Compute the void ratio of the soil sample. c) Compute the relative density of the soil sample.
Question 13 The compaction of a soil obtained from a standard compaction test is shown in the attached figure. At OMC (optimum moisture content) the degree of saturation = 93 %. What is the highest possible dry unit weight for this soil to have when the moisture content is 9 %? P (1+w) 20.0 1 10 Pa(s) 19.5 19.0 18.5 18.0 Dry unit weight, y, [kN/m³] 17.5 17.0 16.5 16.0 6 7 8 9 14. 1 10 11 12 13 14 Water content, w, [%] 15 16 G.P 1+ wG S 17 18
X