Soil Compaction3. The results for a standard Proctor test are The following are the results of a fieldgiven below:density determination test performed onthe same soil by means of sand conemethod:Moisture Content (%)Dry Density(Mg/m³)• Calibrated dry density of Sand = 1667 kg/m9.91.6210.61.64Calibrated mass of Ottawa sand to fill the1.67cone = 0.117 kgMass of jar + cone + sand (before use =5.99 kg12.11.715.11.7017.417.4Mass of jar + cone + sand (after use) = 2.9kgMass of moist soil from hole = 3.331 kg19.41.6621.21.62Moisture Content of moist soil = 12.5 % Soil Compaction3. Determine the ff:Lab-compaction curve and determine the MDD and OMC (show completesolution)2.1.Determine the range of moisture content corresponding to at least 95% relativecompaction.rine

Answered: Image /qna-images/answer/eceb03b6-47d4-4cbe-9666-0643e6382786.jpg

a Si Soil Compaction H. 3. The results for a standard Proctor test are The following are the results of a field density determination test performed on the same soil by means of sand cone given below: Moisture Content (%) Dry Density (Mg/m) method: • Calibrated dry density of Sand = 1667 kg/m² 9.9 1.62 10.6 1.64 Calibrated mass of Ottawa sand to fill the 12.1 1.67 cone = 0.117 kg • Mass of jar + cone + sand (before use = 5.99 kg 13.8 1.7 15.1 1.70 17.4 17.4 Mass of jar + cone + sand (after use) = 2.9 kg Mass of moist soil from hole = 3.331 kg 19.4 1.66 21.2 1.62 Moisture Content of moist soil = 12.5 %

a Si Soil Compaction H. 3. The results for a standard Proctor test are The following are the results of a field density determination test performed on the same soil by means of sand cone given below: Moisture Content (%) Dry Density (Mg/m) method: • Calibrated dry density of Sand = 1667 kg/m² 9.9 1.62 10.6 1.64 Calibrated mass of Ottawa sand to fill the 12.1 1.67 cone = 0.117 kg • Mass of jar + cone + sand (before use = 5.99 kg 13.8 1.7 15.1 1.70 17.4 17.4 Mass of jar + cone + sand (after use) = 2.9 kg Mass of moist soil from hole = 3.331 kg 19.4 1.66 21.2 1.62 Moisture Content of moist soil = 12.5 %

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter5: Soil Compaction

Section: Chapter Questions

Problem 5.7P

See similar textbooks

Similar questions

Soil Compaction 3. Determine the ff: Lab-compaction curve and determine the MDD and OMC (show complete solution) Determine the range of moisture content corresponding to at least 95% relative 1. compaction. Determine the dry density of compaction in the field (Mg/m³) and degree of compaction in the field. If the compaction specifications require relative compaction in the field at least 95% and moisture content within 3% of the Optimum Laboratory Value, are the specifications met? (if not, which specification is not met) 3. 4.
Following are the results of a filed unit weight determination test on soil with the sand cone method: Calibrated dry density of Ottawa Sand = 1667kg/m³ Calibrated mass of Ottawa sand to fill the cone =0.177kg Mass of jar + cone + sand (before use) = 5.99kg Mass of jar + cone + sand (after use) = 2.81kg Mass of soil from hole = 3.331kg Moisture content of moist soil = 11.6% 38. Determine the dry unit weight of soil in the field. (kN/m³) с. 17.78 а. 18.56 b. 20.45 d. 16.25 39. If the maximum dry unit weight of the soil is, 17.54KN/m³, calculate the relative compaction. a. 92.67% b. 86.52% С. 88.97% d. 95.45%
a .l zain IQ elearning7.uokufa.edu.iq CHAPTER SEVEN STERSSES WITHIN SOIL MASS Н.W The detailed results of a standard Proctor test on a soil classified as CL-ML and group name silty clay with sand are shown in the table below. Determine the maximum dry unit weight and optimum water content. Diameter of mould = 4 in. Height of mould 4.584 in. Volume of mould = 1/30 ft3. Weight of mould, M = 4.45 lb. Unit weight data Water content data Weight of wet soil and mold (Ibs) Mass of can and wet soil (grams) Mass of can and dry soil (grams) Mass of can (grams) M. M. M. 7.32 114.92 111.48 7,57 163.12 155.08 7.68 190.43 178.64 46.20 193.13 178.24 46.50 7.65 188.77 171.58 46.10 II
Following are the results of a field unit-weight determination test performed on the same soil by means of the sand cone method: -Calibrated dry unit weight of Ottawa sand = 15.4019 kn/m3 -Calibrated weight of Ottawa sand to fill the cone = 5.3496 N -Weightof jar + cone + sand (before use) = 74.451 N -Weightof jar + cone + sand (after use) = 46.886 N -Weight of moist soil from hole = 29.509 N -Moisture content of moist soil = 10.21% DETERMINE AND SHOW COMPLETE SOLUTION 1. Dry density of compaction in the field in kg/cu.m.
(b) Classification tests for the determination of the particle size distribution of a soil produced the following results: Particle Size % finer (mm) 99 2.36 80 1.3 63 0.6 33 0.2 10 0.075 3 0.02 Then using cone penetrometer for Liquid Limit test, the results were recorded as follows. Cone penetration 15.9 17.7 19.1 20.3 22.5 (mm) Water 32.6 42.9 51.6 59.8 66.2 content (%) While the plastic limit test conducted for the same soil recorded as below:- Test No. 1 2 3 Wet soil 10.01 11.23 9.72 Dry soil 8.02 9.01 7.72 SKAA 1713 4 i) Plot the grain size distribution curve on the log graph that has been provided (Figure 2b). Calculate the uniformity coefficient, Cu and the coefficient of gradation, C, for the soil sample. Determine the plastic limit, the liquid limit and the plasticity index of the soil. Plot the graph to help you obtain the results (if necessary). ii) iii)
Q3- A sieve analysis on soil sample showed the following results; |Size, mm | 12 4.75 2.00 0.84 0.42 0.25 0.15 0.075 0.001 % finer 100 63 37 49 | 31 25 14 10 | 4 Plot the gradation curve and determine the weight of the gravel, sand, silt and clay if the total weight of the investigated soil mass is (1.3xN) kN. Show the plot and all calculation clearly. (N = 16 )
Engineering statistics, i need solutions in 15 minutes please. MCQ/The table below shows the results from the specific gravity (S.G.) test performed in a soil laboratory including twenty samples of sand. Determine the Coefficient of Quartile Variation. A-0.011 B-0.033 C-0.024 D-0.087 E-0.065
Sand-cone equipment is used to determine an in-place unit weight (field density test) on a compacted earth fill. The sand used in the cone is known to have a bulk density of 15.73 kN/m3 Wet weight of soil sample dug from test hole = 2100 g Dried weight of soil sample = 1827 g Weight of sand (sand core) to fill the test hole = 1636 g a) Compute the water content. b) Compute the in-place dry unit weight of tested soil. c) Compute the percentage of compaction of the tested soil if the laboratory moisture-unti weight curve indicates a dry unit weight of 18.09 kN/m3 and a optimum moisture content of 13%.
The following data represent the results obtained from the specific gravity (S.G.) * ?test performed in a soil laboratory including for sand samples. Find the mode Specific Gravity 2.30-2.39 Number of Samples 2.40-2.49 2.50-2.59 6. 2.60-2.69 12 2.70-2.79 14 2.80-2.89 2
4. Following are the results of a field unit weight determination test on a soil with sand cone method: • Calibrated dry density of Ottawa sand = 1667 kg/m • Calibrated mas of Ottawa sand to fill the cone = 0.117 kg • Mass of jar + cone + sand (before use) = 5.78 kg • Mass of jar + cone + sand (after use) = 2.85 kg • Mass of moist soil from hole = 3.42 kg • Moisture content of moist soil =13.6% Find the dry unit weight of the soil
The table below shows the results from the specific gravity (S.G.) test performed in a soil laboratory including twenty samples of sand. Determine the Coefficient of Quartile Variation. * Number of Specific Gravity Samples 2.30-2.39 1 2.40-2.49 2 2.50-2.59 3 2.60-2.69 6 2.70-2.79 7 2.80-2.89 1 O 0.087 O 0.011 O 0.065 O 0.033 0.024
The following data represent the results obtained from the specific gravity (S.G.) test performed in a soil laboratory including twenty sand samples. The value of mode is 2.65. * Specific Gravity Number of Samples 2.30-2.39 1 2.40-2.49 2.50-2.59 2.60-2.69 2.70-2.79 2.80-2.89 1 47