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## relation between uniaxial compressive strength, point load

RESULTS AND DISCUSSION The test results of experiments performed for uniaxial compressive strength, point load index and unconfined compressive strength of

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## echn(fl Notes - Defense Technical Information Center

The Point Load Index and Unconfined Compressive Strength Data Base System (PLUCS) was designed to store, retrieve, and compare rock test data. This technical note describes the PLUCS and gives its availability to the field.

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## Correlation Between Point Load Index And Very

Correlation Between Point Load Index And Very Low Uniaxial Compressive Strength Of Some Iraqi Rocks (Unconfined Compressive Strength of Intact Rock Core Specimens). The tests provide data in determining the strength of rock, namely: the uniaxial compression strength. Unconfined compressive strength of rock is used

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## SECTION 4 - FOUNDATIONS - California

service load design and Articles 4.11, 4.12, or 4.13 for strength design, or other generally accepted theories. Such theories are based on soil and rock parameters

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## Correlation Between Unconfined Compressive And Point Load

Indirect methods such as the point load test have been proposed to determine the unconfined compressive strength of shales and other soft rocks. It is current practice to use 24 as the conversion factor between the point load strength, I s, and the unconfined compressive strength, s f (s f.= 24 I s). The present study investigated

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## Correlations Between Index Properties and

tensile strength has a better correlation with unconfined compressive strength than point load strength. Specimen pairs from the same weathering state also have a better correlation than Specimen pairs from the same weathering state also have a

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## relation between uniaxial compressive strength, point load

results. 2. Previous Investigations. The point load test has been reported as an indirect measure of the compressive or tensile strength of the rock.

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## Correlation of Sonic Travel Time to the Uniaxial

Correlation of Sonic Travel Time to the Uniaxial Compressive Strength of U unconfined compressive strength sonic velocity logs were compared with point load

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## Evaluation of the Point Load Test for Rock

INTRODUCTION This study was initiated to evaluate the reproducibility of the point load test and its relationship to unconfined compressive strength for various types of

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## Empirical Estimation of Unconfined Compressive

Empirical Estimation of Unconfined Compressive Strength and and point load index Empirical Estimation of Unconfined Compressive Strength

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## Compressive strength - Wikipedia

Compressive strength or compression strength is the capacity of a material or structure to withstand loads tending to reduce size, as opposed to tensile strength, which withstands loads tending to elongate.

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## Correlations Between Index Properties and

tensile strength has a better correlation with unconfined compressive strength than point load strength. Specimen pairs from the same weathering state also have a better correlation than Specimen pairs from the same weathering state also have a

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## Correlation between Uniaxial Compressive Strength

correlations between the uniaxial compressive strength and the corresponding values of the point load index. Two hundred rock cores were drilled and used for the uniaxial compressive strength Two hundred rock cores were drilled and used for the uniaxial compressive strength

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## UNCONFINED COMPRESSION TEST - cyut.edu.tw

maximum load per unit area is defined as the unconfined compressive strength, qu. In the unconfined compression test, we assume that no pore water is lost from the sample during set-up or during the shearing process. A saturated sample will thus remain

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## CORRELATIONS OF POINT LOAD INDEX AND

Point load test, Unconfined Compressive Strength (UCS) and tests including Point load index, unconfined compressive strength and ultra sonic waves

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## How does Compressive Strength relate to Bearing

The "unconfined" compressive strength is equal to 2 times the the existing overburden pressure at this point, by more support load until the soil

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## How does Compressive Strength relate to Bearing

The "unconfined" compressive strength is equal to 2 times the undrained shear strength. For all intents and purposes the ultimate bearing capacity is 6 times the undrained shear strength (where c in cNc is the undrained shear strength) or 3 times the unconfined compressive strength. Apply an appropriate factor of safety (say 3) to

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## Unconfined Compressive Strength Test of Rock

This test method specifies the apparatus, instrumentation, and procedures for determining unconfined compressive strength of intact rock core specimens. This procedure is identical to ASTM D 2938 except that the cores are tested after cutting without grinding, and neoprene caps are used on the specimen ends.

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## Correlation Between Unconfined Compressive And Point Load

Indirect methods such as the point load test have been proposed to determine the unconfined compressive strength of shales and other soft rocks. It is current practice to use 24 as the conversion factor between the point load strength, I s, and the unconfined compressive strength, s f (s f.= 24 I s). The present study investigated

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## Determine Unconfined Compressive Strength of Cohesive Soil

The unconfined compressive strength (q u) is the load per unit area at which the cylindrical specimen of a cohesive soil falls in compression. q u = P/A Where P= axial load at failure, A= corrected area = , where is the initial area of the specimen, = axial strain = change in length/original length.