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) 1.62 1.66 1.72 1.70 1.63 1.57 w % 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

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) 1.62 1.66 1.72 1.70 1.63 1.57 w % 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

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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A modified Proctor compaction test was carried out using a cylindrical moldwith a 1000 ml volume. Table 2 summarizes the results.a. Plot the compaction and ZAV curves (RD=2.75 and ρwater=1000 kg/m3).b. Determine the maximum dry density and the optimum moisture content.
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QUESTION 19 From a compaction test, if you are given: Water content (%) = 13.2 Bulk unit weight (kN/m3) = 20.1 The dry unit weight (kN/m3) would be: O 1. 15.8 O 2.17.8 O 3. 19.9 O 4. 16.8
Data for field density by sand cone method: Weight of bottle + cone + sand before going to the field = 8990.5 g Weight of soil excavated from hole = 7550 g Weight of bottle + cone + sand after use = 2931 g Weight of sand required to fill the cone, Wc = 1578 g Dry unit weight of sand = 1.533 g/cm3 Moisture content = 6% 1- Calculate dry unit weight of compaction in the field.
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The data in the table below was gotten from modified Proctor test for a soil sample having Gs=2.62 19 1 14 12 10 (%) w 23 0.92 0.88 0.83 0.94 1.07 1.15 e What is the degree of compaction if the field dry unit weight is 13.2 kN/m³ and field ? moisture content is 9% .a 71.3% .b 94% .C 80% .d 100%
3. If the specific gravity of the soil subjected to compaction is 2.70, a. Plot the compaction curve of the given data in the table below. Water content (%) Degree of Saturation, S (%) b. Determine the maximum dry unit weight and optimum water content. 4.2 5.1 7.8 10.1 12.2 28.9 60.1 69.8 74.6 19.8
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
Results of a standard Proctor compaction test on a silty sand are shown in the below figure. Dry unit weight (kN/m³) 19.5 19.0 18.5 18.0 6 17.5 17.0 5-17 7-12 8-11 a. What is the moist unit weight (ywet, kN/m3) at optimum moisture content? b. What is the degree of saturation (Sr, %) at optimum moisture content? Given: Gs = 2.73. c. If the required field dry unit weight (yd) is 18.15 kN/m3, what is the relative compaction (%)? 6. What should be the range of compaction moisture contents (%) in the field to achieve the above relative compaction? 10 0 6-14 5 9.5-10.5 10 Moisture content (%) 15 20 7. If the minimum and maximum void ratios are 0.29 and 0.80, respectively, what is the relative density of compaction in the field (%)?
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