The max and min dry unit weights of the sand were determined in the laboratory to be 16.5 kN/m3 and 14.6 kN/m3 respectively. The relative density of compaction in the field of the same sand is 70%. What is the relative compaction? (Ans: 96%) What is the dry unit weight? (Ans: 15.84 kN/m3 ) What is the moist unit weight at a moisture content of 10%. (Ans: 17.42 kN/m3 )

The max and min dry unit weights of the sand were determined in the laboratory to be 16.5 kN/m3 and 14.6 kN/m3 respectively. The relative density of compaction in the field of the same sand is 70%. What is the relative compaction? (Ans: 96%) What is the dry unit weight? (Ans: 15.84 kN/m3 ) What is the moist unit weight at a moisture content of 10%. (Ans: 17.42 kN/m3 )

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter6: Soil Compaction

Section: Chapter Questions

Problem 6.12P

See similar textbooks

Similar questions

The max and min dry unit weights of sand were determined in the laboratory to be 16.5 kN/m3 and 14/6 kN/m3 respectively. The relative density of the compaction in the field of the same sand is 70% What is the moist unit weight at a moisture content of 10%?
The max and min dry unit weights of sand were determined in the laboratory to be 18.31KN/M3 and 15.25KN/M3 respectively.Determine the dry unit weight in the field if the relative density is 0.64.
Results of a standard proctor ompaction test on a silty sand are shown. PLEASE COMPLETE SOLUTION. 1) Find the maximum dry unit weight and optimum moisture content. 2) What is the moist unit weight at optimum moisture content? 3) What is the degree of saturation at optimum moisture content? Given: ?? = 2.69 4) If the required field dry unit weight is 18.5 ??/?3, what is the relative compaction? 5) What should be the range of compaction moisture contents in the field to achieve the above relative compaction? 6) If the minimum and maximum void ratios are 0.31 and 0.82, respectively, what is the relative density of compaction in the field?
1. The relative compaction of a clayey sand in the field is 90%. In the laboratory, the maximum dry unit weight is 115 ??/??3. If the soil layer before compaction had a void ratio of 0.97 and a thickness of 5.5 ft. What would be the final thickness after compaction? Assume ?? = 2.67. COMPLETE SOLUTION PLEASE
The max and min dry unit weights of sand were determined in the laboratory to be 16.5 kN/m3 and 14/6 kN/m3 respectively. The relative density of the compaction in the field of the same sand is 70% What is the moist unit weight at a moisture content of 10%? a. 16.22 b. 15.84 c. 16.50 d. 17.42
The relative compaction of a sand in the field is 94%. Given the dry unit weight maximum= 16.2 kN/m3 and the dry unit weight minimum = 14.9 kN/m3.For the field conditions Compute the relative density of compaction
2. Situation 2 - For a constant laboratory permeability test on a fine sand, the following data are given: Length of specimen = 16 cm Diameter of specimen = 96 mm Constant Head Difference = 50 cm Volume of water collected in 4 min = 420 cc Void ratio of the soil specimen = 0.55 a. Determine the hydraulic conductivity of the soil in m/min. Round off to four decimal places. b. Determine the discharge velocity in m/min. Round off to four decimal places. c. Determine the seepage velocity in m/min. Round off to four decimal places.
the maximum and minimum dry unit weights of a sand were determined in the laboratory to be 17.5kn/m^3 and 14.8kn/m^3. what should be the relative compaction in the field if the relative density is 70%?
Situation 2 - For a constant laboratory permeability test on a fine sand, the following data are given: Length of specimen = 16 cm Diameter of specimen = 96 mm Constant Head Difference = 50 cm Volume of water collected in 4 min = 420 cc Void ratio of the soil specimen = 0.55 a. Determine the seepage velocity in m/min. Round off to four decimal places. b. determine the discharge velocity in m/min. Round off to four decimal places.
A wet sand sample has a volume of 4.64 x 10-4 m3 and weighs 8 N. After oven-drying, the weight reduces to 7.5 N. Calculate the water content, void ratio, and degree of saturation.
The relative compaction of a silty sand in the field is 94%. Given that γd(max) = 17 kN/m3 and γd(min) = 13.8 kN/m3 , determine the dry unit weight in the field and the relative density of compaction.
A 75 mm diameter and 150 mm high clay specimen has a mass of 1392.5 g. When it is dried, the mass becomes 1196.5 g. Find the degree of saturation in the specimen, assuming the specific gravity of the soil grains is 2.70. Show handwritten solution.