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.

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.

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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Situation 3: The total volume of a soil specimen is 80,000 mm 3 and it weighs 150 grams. The dry weight of the specimen is 130 grams and the density of the soil solids is 2680 Kg/m3 . Find the following: a. The water content b. Void Ratio c. Porosity d. Degree of saturation e. Saturated unit weight f. Dry unit weight
10. Given: 86% of a soil sample passed Sieve No. 4 and retained on Sieve No. 200. Also, Coefficient of Gradation = 1, and Uniformity Coefficient = 3. Classify the soil using the Unified Soil Classification System.
1. A dry sand is placed in a container having a volume of 0.0092 cubic centimeter. The dry unit weightof the sample is 0.015 gram. Water is carefully added to the container so as not to disturbed thecondition of the sand. When the container is filled, the combined weight of soil plus water is 0.0182gram.a. Determine the specific gravity of soil particle.b. Determine the dry unit weight of soil.2. If the soil sample has a water content of 11% and a unit weight of 19.67 kN/m3 , determine thepercentage of air in voids and the degree of saturation if the specific gravity of soil solid is 2.75.3. If the soil sample has a specific gravity of 2.71 and a porosity of 0.345, determine the saturated unitweight and the bouyant unit weight.4. A soil sample having a liquidity index of 0.85, a plasticity index of 16.50 and a plastic limit of 11.45.The soil sample has a specicfic gravity of 2.68 and a void ratio of 0.77.a. Compute the degree of saturation.b. Compute the air void ratio.
Soil mechanics سمدن