Soil CompactionStandard proctor testDry density (kg/m³)Water content (%)Problem Set No. 716919.311.81. The data from standard and modified1715proctor test on a soil sample (density ofsolids: 2680 kg/m³) are provided below.1755174714.317.620.81685161923a) Plot the compaction curves (bothstandard and modified in one graph)Modified proctor testDry density (kg/m³)Water content (%)18739.3b) Establish the MDD and OMC for191012.8each test1803169915.5c) Plot the 100% saturation curve. AlsO18.7plot the 70& saturation curve164121.1

MOISTURE CONTENT DRY DENSITY 100 % SATURATION LINE 70% SATURATION LINE 9.3 1691 2145.304…

Soil Compaction Standard proctor test Dry density (kg/m’) | Water content (%) Problem Set No. 7 1691 9.3 11.8 1. The data from standard and modified 1715 1755 1747 1685 14.3 proctor test on a soil sample (density of solids: 2680 kg/m³) are provided below. 17.6 20.8 23 Modified proctor test 1619 a) Plot the compaction curves (both standard and modified in one graph) Dry density (kg/m’) 1873 1910 Water content (%) 9.3 b) Establish the MDD and OMC for 12.8 each test 1803 1699 15.5 c) Plot the 100% saturation curve. Also plot the 70& saturation curve 18.7 21.1 1641

Soil Compaction Standard proctor test Dry density (kg/m’) | Water content (%) Problem Set No. 7 1691 9.3 11.8 1. The data from standard and modified 1715 1755 1747 1685 14.3 proctor test on a soil sample (density of solids: 2680 kg/m³) are provided below. 17.6 20.8 23 Modified proctor test 1619 a) Plot the compaction curves (both standard and modified in one graph) Dry density (kg/m’) 1873 1910 Water content (%) 9.3 b) Establish the MDD and OMC for 12.8 each test 1803 1699 15.5 c) Plot the 100% saturation curve. Also plot the 70& saturation curve 18.7 21.1 1641

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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Q 05: (CLO 3) For a given soil, the following are given in Table: Specific Gravity Gs, bulk unit weight γ), and moisture content (w). Use data from the table according to your registration number. (You can solve answer on paper and paste neat clear image in the answer). Student Registration Number Gs γ (kN/m3) moisture content (w) % 102 2.72 17.2 20 Determine: Dry unit weight Void ratio Porosity Degree of saturation
2. The results of a standard Proctor test are given in Table Q2 below. Determine the maximum dry unit weight of compaction and the optimum moisture content. Table Q2 Volume of Proctor Mass of wet soil in the mold Moisture content mold (cm³) (kg) (%) 1000 1.78 5.0 1000 1.87 7.5 1000 1.95 10.0 1000 1.98 12.5 1000 2.02 15.0 1000 1.97 17.5 1000 1.91 20.0
8. a) According to the results of a sieve analysis in Table 1 below, plot the sieve analysis graph and construct a soil particle-size distribution curve. Table 1 Sieve Size (mm) Mass of retained (g) 4.75 0 2.00 40 0.850 60 0.425 89 0.250 140 0.180 122 0.150 210 0.075 56 Pan 12 b) Determine i)Effective size D10, D30, and D60 ii)Uniformity coefficient, Cu iii)Coefficient of curvature, Cc iv)Classify the soil based on the graph
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The results of a standard Proctor test are given in the following table. Determine the maximum dry unit weight of compaction and the optimum moisture content. Also determine the moisture content required to achieve 90% of ꙋd (max).
Subject- geotechnical engineering soil mechanics
For a given soil, the results of compaction test conducted in the laboratory are given in Table 1. Table 1. Moisture content % Dry Unit Weight Ya(kN/m) 12 16.34 14 16.93 16 17.5 18 17.8 16.9 20 22 16.4 After compaction of the soil in the field, sand cone tests (control tests) were conducted at five locations, the results of sand cone tests are given in Table 2. separate Table 2. Moisture content (%) Location Moist density (kg/m') 1 15.0 2050 16.2 2070 17.3 1971 4 18.9 1988 21.3 2101 The specifications require that: a) Yd must be at least 0.95 ya(max). b) Moisture content w should be within +1.5% of wopt. 1) Draw (on graph paper) the compaction curve and ZAV curve. (Gs = 2.72). 2) Show for each location either it is accepted or not according to the specifications required and give reason why?
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Geotechnical engineering soil mechanics
No.4
Question 44 The given data shows a sieve analysis of a soil sample. Classify the soil using AASHTO Method. Tables are provided below. Sieve No. Diameter (mm) Percent Passing No 4 4.760 99 No. 8 2.380 91 No. 10 2.000 90 No. 20 0.840 85 No. 40 0.420 81 No. 60 0.250 79 No. 100 0.150 67 No. 200 0.075 60 Characteristics of No. 40 Fraction LL 39 PL 32 General classification Granular materials (35% or less of total sample passing No. 200) A-1 A-2 Group classification Sieve analysis (percent passing) No. 10 A-1-a A-1-b A-3 A-2-4 A-2-5 A-2-6 A-2-7 50 max. 30 max. 15 max. No. 40 50 max. 25 max. 51 min. 10 max. No. 200 35 max. 35 max. 35 max. 35 max. Characteristics of fraction passing No. 40 Liquid limit Plasticity index 40 max. 10 max. 41 min. 40 max. 11 min. 41 min. 11 min. 6 max. NP 10 max. Usual types of significant constituent Stone fragments, gravel, and sand Fine Silty or clayey gravel and sand sand materials ESC F4 FS F6 F7 FB F9 & 61 A4TECH Y P G J K 国因