modulus of elasticity of rocks

Some Useful Numbers

Some Useful Numbers on the Engineering Properties of Materials Geologic and Otherwise GEOL 615 Coefficient of sliding friction For most rocks, varies between 08 and 05 A value of 060 would be a good number for general use Glass on glass 04 Rubber on concrete 075 Steel on steel 055 Angle of internal friction Rock 30...

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Elastic modulus on rocks Matest

Elastic modulus of rock specimens in uniaxial and triaxial tests Automatic System with pace rate control also when releasing the load It can be used with a Matest high stability frame with capacity of 2000, or 3000 kN coupled to the Automatic Servo-controlled system Servo-Plus Evolution mod...

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Elastic Properties of Soils

Many sources list elastic properties of various soil typ The data below is taken from Foundation Analysis and Design 5th Edition , by JE Bowles, 1996 McGraw-Hill Poisson s ratio Clay, saturated 04 to 05 Clay, unsaturated 01 to 03...

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What is the elastic modulus of Limestone

1 Young s modulus of elasticity, E, also called elastic modulus in tension 2 Flexural modulus, usually the same as the elastic modulus for uniform isotropic materials 3...

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WHAT ARE THE VALUES OF MODULUS OF ELASTICITY ,

Modulus of Elasticity of Rock Modulus of elasticity of rocks depend upon several factors, such as, Type of rock Porosity Grain size Water content Value of modulus of elasticity can be determined by static or dynamic methods Higher value of modulus of elasticity indicates good quality rock having sound composition Typical values of modulus of ,...

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Rock Subgrade Modulus

Sep 11, 2008 0183 32 transmissioneng Maybe what you really need is rock mass modulus along the lines of Young s modulus - something to describe the elastic properties of rock under normal loading For a drilled shaft load vertical you will find that there is stress ,...

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HOW TO CLASSIFY ROCKS? ENGINEERING CLASSIFICATION OF ,

Mar 06, 2015 0183 32 This method of rock classification was introduced by Deer Miller in the year 1996 Two parameters are considered while classifying rocks on this method, which are Uniaxial compressive strength Modulus of elasticity Step by Step Method to Classify Rock Based on Engineering Parameters This method of rock classification consists of 3 steps, as given ,...

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modulus of elasticity of basalt rock

modulus of elasticity of basalt rock Frequency and fluid effects on elastic properties of basalt , The elastic properties -bulk moduli in our case- were investigated under high pressure , elastic properties bulk modulus of a basalt rock...

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Modulus of deformation Britannica

The modulus of deformation that is, the stiffness of the rock is significant in problems involving movement under stress and in sharing of load between rock and structure, as in a tunnel lining, embedded steel penstock, or foundation of a dam or heavy building The simplest ....

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ELASTIC PROPERTIES AND POROSITY

Elastic Moduli GPa Clay Content Volume Compressional Modulus Shear Modulus b23 0 02 04 06 08 1 Poisson s Ratio c Clay Content Volume The elastic properties of the Ottawa sand and kaolinite mixture are plotted versus the total porosity below The non-uniqueness of the elastic moduli, and, especially, Poisson s ratio in...

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modulus of deformation

The present paper discusses the results of geotechnical investigations undertaken for evaluating the rock mass strength parameters, applying the modern concepts of rock mechanics, especially the rock mass rating, modulus of deformation, shear parameters, and strength and permeability of the dam foundation rocks...

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Estimating the modulus of elasticity of the rock material ,

The modulus of elasticity of rock material Ei is an important rock property that is used as an input parameter in the design stage of engineering projects such as dam and tunnel constructions, mining excavations, and so forth However, determination of the modulus of elasticity is sometimes difficult to obtain by laboratory tests because high ....

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Stress, Strain and Young s Modulus

Modulus of Elasticity, or Young s Modulus, is commonly used for metals and metal alloys and expressed in terms 10 6 lb f /in 2, N/m 2 or Pa Tensile modulus is often used for plastics and is expressed in terms 10 5 lb f /in 2 or GPa Shear Modulus of Elasticity - or Modulus of Rigidity G = stress / strain = τ / γ...

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Determination of the moduli of elasticity of rocks ,

Abstract In the present investigation, dynamic methods for the determination of moduli of elasticity were compared with direct static methods The dynamic moduli of rocks, such as Young s modulus E and Poisson s ratio v were determined, using both mechanical resonance frequency and classic P and S wave ultrasonic velocity techniqu...

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Elastic Modulus in Soils Garden Guides

The elastic modulus of soil, also referred to as soil modulus or Young s modulus, is a soil characteristic that measures how much it can be stretched or squeezed and must be taken into account, particularly in construction, engineering and landscaping projects Several factors influence soil ,...

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Young s Modulus

Young s Modulus or Tensile Modulus alt Modulus of Elasticity - and Ultimate Tensile and Yield Strength for steel, glass, wood and other common materials Sponsored Links Tensile Modulus - or Young s Modulus alt Modulus of Elasticity - is a measure of stiffness of an elastic material...

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Module 2 Physico

From uniaxial compression test, young s modulus of elasticity and Poisson s ratio of rock specimen are determined if the stress strain behaviour till peak is captured The slope of the stress-strain curve is basically gives the elastic modulus of the specimen...

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Differences between static and dynamic elastic moduli of a ,

Summary Static and dynamic elastic moduli of Calcare Massiccio mudstone-limestone, the typical seismogenic rock in the Italian Apennines, are measured using a standard uniaxial static compression test, a dual cantilever forced oscillation test and ultrasonic measurement of elastic wave velociti...

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Elastic Modulus Calculation Model of a Soil

Considering rock wrapped by soil in the mesoscopic structure of soil-rock mixture at normal temperature, a two-layer embedded model of single inclusion composite material was established to obtain the elastic modulus of soil-rock mixture Given an interface ice interlayer attached between the soil and rock interface in the mesoscopic structure of soil-rock mixture at freezing temperature, a ....

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IS 9221 Method for the determination of modulus of ,

IS 9221 Method for the determination of modulus of elasticity and Poisson s ratio of rock materials in uniaxial compression Item Preview...

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PDF Estimating the modulus of elasticity of the rock ,

PDF The modulus of elasticity of rock material Ei is an important rock property that is used as an input parameter in the design stage of engineering projects such as dam and tunnel ....

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Stress strain relationships in rocks

Deformation, strain and modulus Application of a single vertical stress is one typical experiment run to measure material mechanical properties Fig 3 If this stress continues to increase, eventually the material will fail when the uniaxial compressive strength is reached see Rock failure relationships...

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Modulus of elasticity of a rock determined by four ,

Modulus of elasticity of a rock determined by four different methods Washington, DC US Dept of the Interior, Bureau of Min Chicago / Turabian - Author Date Citation style guide Cannaday, Francis X 1964 Modulus of Elasticity of a Rock Determined By Four Different Methods Washington, DC US Dept of the Interior, Bureau of ....

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DEFORMABILITY PROPERTIES OF ROCKS AND ROCK MASSES ,

intact rocks to their dynamic modulus A statistical analysis of more than 200 tests reported in the literature on seven different rock types yielded the following empirical equation 23 Hooke s Law Isotropic Formulation In three dimensions, the deformability of a linearly elastic continuum is ,...

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Young s Modulus Modulus of Elasticity of Wood

Average values of elastic moduli along the tangential E T and radial E R axes of wood for samples from a few species are given in the following table as ratios with elastic moduli along the longitudinal E L axis Since the modulus of elasticity values are determined from bending, the tabulated values given above includes an effect of ....

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How to Calculate Elastic Modulus Sciencing

Apr 24, 2017 0183 32 The elastic modulus, also known as the modulus of elasticity, or Young s modulus, is essentially a measurement of the stiffness of a material Thus it is commonly used in design and engineering applications Values used in calculating elastic modulus are generally gathered using data from carefully controlled ....

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Young s modulus

Young s modulus or Young modulus is a mechanical property that measures the stiffness of a solid material It defines the relationship between stress force per unit area and strain proportional deformation in a material in the linear elasticity regime of a uniaxial deformation Young s modulus is named after the 19th-century British scientist Thomas Young...

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MODULUS OF ELASTICITY DETERMINATION OF ROCKS USING ,

The laboratory tests have been used most frequently to determine Modulus of Elasticity of rocks The intact core rock samples representing the region were tested to determine their Young s modulus ....

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Solved 1 Modulus Of Elasticity Of Mass Rock Is Usually ,

modulus of elasticity of mass rock is usually less than rock substance equal to rock substance higher then rock substance not correlated to rock substance 2 project control work start from beginning o view the full answer Previous question Next question Get more help from Chegg...

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Crain s Petrophysical Handbook

If the rock is anisotropic, Y can be calculated for the minimum and maximum stress directions by using DTSmin and DTSmax from a crossed dipole shear sonic log when calculating N and P Young s modulus calculated from log data is often called the dynamic Young s modulus, Ydyn...

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