The soil, which involves trimming of undisturbed

The abstract of

this test to find out the shear strength parameters of soil.
The shear strength of the soil, depending on various parameters of the soil,
however, are cohesion and angle of internal friction. We have already
calculated these parameters using the coaxial compression test. Of Shear Stress
And the axial load drawing for shear strength parameters. Mohr circle drawing
and basic mohr circle we put an end to the values of the cohesion and angle of
internal friction.

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The aim of the experiment

, the basic purpose of the coaxial test to determine the
shear strength of the soil, so that we can make use of a specific land in
accordance with the shear strength. We are interested in the cohesion and angle
of internal friction, this test.

Introduction

is what allows us to reconcile a Coaxial test soil test? In
the coaxial test is considered to be one of the most common and comprehensive
implementation of geotechnical investigations office testing to make the cut
quality and immovability of soil and shaken, for geotechnical engineering
drawings. The basic parameters of the test may be Consolidated Edge cut
guarantee’, ? union c’, undrained shear quality copper, but the unique
parameter, for example, shear immovability G, weight, records of the cc and
permeability k may in like manner. For our example, we use the quick undrained
Coaxial test to determine soil strength.

Types of Coaxial test

there are basically three types of Coaxial test soil labs,
are as follows:

no consolidation untrained

comprehensive testing · untrained test

· comprehensive emission test

instruments in the

crop box and loading rack

dial gauges

 

 

 

Figure 1 coaxial installations

,

we have performed a test of the standard procedures for the
preparation of the first example. The test sample itself must be prepared from
a soil sample, and then placed into the coaxial cell. For a cohesive soil,
which involves trimming of undisturbed soil samples from the cut block samples
of granular soil samples, and is ready for immediate use in the base split part
of the mold. For a cohesive soil film suction curettage Stretchers can be used
to make flexible membrane surrounding these dirt, position on the platform. The
interference, such as vibration must be kept to a minimum in the testing
process.

The main equations:

Axial stress (Save)

 

? L/L

, save =

? L changes the length of the sample

L is the initial length of the sample

average Cross-sectional area

average cross-sectional area of a given application axial
load

AP = AO/Hour 1 –

where the

AP is the corrected area

ao is the original/The initial size

of the main pressure (3) ?

? = 3, the pressure of the

main principles emphasize (1) should

be 1

to 3 sigma delta P = 1 = The deviator pressure, without the
pressure of

at least count of

at least count of dial gauge,

most do not count for loading gauge

moisture

MN = (Ww-wd)/100 (WW) X

,

MN = water content (%)

WW = weight in wet soil conditions,

WD = Weight of the soil in dry conditions

 

, data from which to

extract the raw data

of the machine, produced a strain relief every minute of 2
per cent. The value of the pressure and contingency and load from that ring
readings were taken. The number of load application is known. This lab is going
up to 20 per cent of the pressure. There are three tests in three different
pressure, the extraction of data and calculations in the following table:

test samples in 1

 

% stress-strain Diameter (mm) = 0.002 stress load (KN)
corrected area (mm) of the

AO/(1-?) deviator pressure (000 N/mm2)

0 0 0 0 0

50 30 1133 1141

100 33 31.8141 34.7519 0.0363 0.03993 1149

2 150 35 1157

200 38 36.6032

39.5017 0.04235 0.04598 0.05082 1164 250 42

4 45 300 1172 43.3617

46.1049 0.05445 0.05808 1181 350 48 1189

400 51 48.8477 51.5538 0.06171 1197

6 450 53 1206

500 56 53.1757

55.8154 0.06413 0.06776 0.07018 1214 550 58 1223

8 600 60 57.3834 58.9285 0.0726

60.5 1232 650 1241

700 64 0.073205 0.07744 58.9887 61.952

10 750 1250 66 0.07986

0.08228 63.4312 1259 800 68 1269

850 70 1278 0.0847 64.8384 66.2754

12 71 900 1288

950 72.5 66.7003

67.5847 0.087725 0.08591 0.08954 1298 1000 1308

1050 74 75 14 68.4556 68.8543 0.09075 1318

1100 1328

1150 76.5 0.092565 0.09438 69.7025 70.4854 78

16 1339 1200 1350

1250 78.2 0.094622 0.096195 70.0903 70.7316 79.5 1360

1300 81 1371

1350 18 71.4879 71.4442 0.09801 0.098736 81.6 1382

1400 1394

145 83 72.0444 0.10043

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