1. A series of direct shear tests was performed on a soil sample. Each test was carried out until the specimen sheared (failed). The laboratory data for the tests are tabulated as follows Specimen No. Normal Stress (Kpa) Shearing Stress (Kpa) 1 200 450 400 520 3 600 590 4 1000 730 a. Compute the cohesion of soil b. Compute the angle of internal friction c. Compute the shear strength of the soil at a depth of 4 m. below the ground surface if it has a unit weight of 15.8 KN/cu.m

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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1. A series of direct shear tests was performed on a soil sample. Each test was carried out until the
specimen sheared (failed). The laboratory data for the tests are tabulated as follows
Specimen No.
Normal Stress (Kpa)
Shearing Stress (Kpa)
1
200
450
400
520
3
600
590
4
1000
730
а.
Compute the cohesion of soil
b. Compute the angle of internal friction
c. Compute the shear strength of the soil at a depth of 4 m. below the ground surface if it has
a unit weight of 15.8 KN/cu.m
Transcribed Image Text:1. A series of direct shear tests was performed on a soil sample. Each test was carried out until the specimen sheared (failed). The laboratory data for the tests are tabulated as follows Specimen No. Normal Stress (Kpa) Shearing Stress (Kpa) 1 200 450 400 520 3 600 590 4 1000 730 а. Compute the cohesion of soil b. Compute the angle of internal friction c. Compute the shear strength of the soil at a depth of 4 m. below the ground surface if it has a unit weight of 15.8 KN/cu.m
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