elastic modulus of crushed stone

Some Useful Numbers

Young''s Modulus (E) Clay soil 10-200 MPa (soft to stiff) Sandy soil 10-50 MPa (loose to compact) Gravel soil 70-170 MPa (loose to compact Soft clay 1-3 MPa Hard clay 6-14 MPa Loose sand 10-28 MPa Dense sand 35-69 MPa Granite 10-70 GPa

Effect of Aggregate Gradation on Compressive Strength and Elastic Modulus …

and elastic modulus of the mixtures were determined. Result showed that at all cement content, the normal ... Sand, natural gravel and Crushed stone are mainly used for the purpose. There are two different aggregate base materials used currently in practice ...

How can we measure the modulus of elasticity of crushed …

There are not reasonable test for the ELASTIC modulus determination for the crushed stone. Because such a material is not... elastic :). You can find the modulus of deformation, as recommend...

STUDY THE MODULUS ELASTICITY OF HFRC

Locally available crushed granite stone of 12.5 mm is used for this experiment. Test results on coarse aggregate are given in Table 3. Polyolefin fiber Good quality of material supplied by "Elkam materials, Nevi Mumbai, India was used. The various properties of

Modulus of Subgrade Reaction | Geo Hydro Engineers

The modulus of subgrade reaction is influenced by many factors including the elastic properties of the soil, loading intensity, size of the loaded area, and the stiffness of the slab or pavement structure. It is not an intrinsic soil property.

modulus of elasticity of crushed limestone

elastic modulus limits for crushed limestone Fatigue Behavior of Plain Concrete Made With or Without Fly Ash elastic modulus limits for crushed limestone,general, endurance or fatigue limit of plain concrete was found to vary between 50 and Zang et al 75

Crushed Stone

The EN 13286-43 standard [30] provides guidelines in which the elastic modulus in compression is calculated using a force equal to 30% of the maximum force sustained, and a corresponding strain. Therefore, Figure 6.53 depicts the strain fields at 0%, 30%, maximum, and failure stresses.

A New Base Material With An Elastic Modulus Of 800... | …

The Crushed Stone Material ... Question: A New Base Material With An Elastic Modulus Of 80000 Psi Will Be Used. The Crushed Stone Material Will Only Be Used For The Subbase Layer. Use The Same Design Inputs To Determine The New HMA Layer Thickness And The Thickness Of The Other Pavement Layers (see Table 13.19 And Figure 13.14).

Mechanical Properties and Conversion Relations of …

It can be seen that the elastic modulus of stone-LAC and sand-LAC gradually increased with r for stone and river sand. The elastic modulus of stone-LAC under each replacement rate increased by 3.26%, 6.48%, 9.84%, and 15.50%, respectively, more than occurred in all other lightweight concrete.

Elastic Modulus and Compressive Strength of Sandstone and …

processes Article Effects of Cyclic Wetting-Drying Conditions on Elastic Modulus and Compressive Strength of Sandstone and Mudstone Shiyuan Huang 1,2,*, Junjie Wang 1,2,*, Zhenfeng Qiu 1,2 and Kai Kang 3 1 Key Laboratory of Hydraulic and Waterway Engineering of the Ministry of Education, ...

Effects of crushed stones on the compression properties …

SRP is composed of polymer matrix, crushed stone and ITZ at meso scale. • The strength and elastic modulus of SRP are linearly related to the density of polymer matrix. • The compressive strength of SRP is 2.5–3 times that of polymers with equal nominal

WMS 121 Hajek Objectification of elasticity modulus iop

To determine the exact deformation modulus EPoroflow from in situ measurements, the modulus of the subbase system needs to be known, in this case it was the drainage layer of crushed stone 20 cm thickness, f = 8/16 mm on clayey subsoil.

Concrete Elastic Modulus For Various Aggregate Types …

 · BS8110, Ec28 = 5.5cu28 /áµ) and Et /Ec28 = 0.4 + 0.6ft /f28 where, Ec28 = concrete elastic modulus at 28 days. fcu28 = characteristic concrete strength at 28 days. Ko = stiffness factor of aggregates (usually taken as. 20Gpa, and 0.2 is a coefficient) by Teychenne. but Code varying from 14 to …

Appendix A: G r ave l Ro a d T h i c k n e s s D e s i g n M e t h o d …

D. Elastic Modulus of A g g r egate Sub-Base Layer (E S B) and A g g r egate Base Layer (E B S) in P S I For materials subjected to significant permanent deformation under loads, elastic modulus is a fundamental property that must be considered. Resilient ...

RELATIONSHIP BETWEEN COMPRESSIVE STRENGTH AND MODULUS OF ELASTIC…

The coefficient of determination is as high as 0.769, and the 95% confidence interval of modulus of elasticity is within the range of ±8000MPa, as s hown in Fig.5. The relationship be-tween modulus of elasticity and therefore be virtually expressed by Eq.4.

(PDF) Typical Values of Young''s Elastic Modulus and …

Typical Values of Young''s Elastic Modulus and Poisson''s Ratio for Pavement Materials Young''s Elastic Modulus Poisson''s Ratio Material (E or Mr), psi (μ or ν) Asphalt concrete 32 F 2,000,000 – 5,000,000 0.25 – 0.30 (uncracked) 70 F 300,000 – 500,000 0.30 – 0.35 140 F 20,000 – 50,000 0.35 – 0.40 Portland cement concrete 3,000,000 – 5,000,000 ...

Mix Design of Recycled Coarse Aggregate Self-Compacting …

 · Li [52] found that the elastic modulus of crushed stone concrete was significantly higher than that of pebble concrete by exploring the shape of different coarse aggregates. The reason was that in addition to the interface effect, the difference in elastic modulus between limestone crushed stone and pebble coarse aggregate was one of the important factors.

WHAT ARE THE VALUES OF MODULUS OF ELASTICITY & …

 · 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.

APPENDIX A – MATERIAL PROPERTIES STUDY

A.4.2 Elastic Modulus ASTM C 469 method was followed to determine the elastic modulus using the 4×8 in. (100×200 mm) concrete cylinders, as shown in Figure A1. One of the three cylinders used for each curing method was tested solely to determine the

Design Manual Engineering Properties of Soil and Rock

(PMT), or Dilatometer (DMT) should be considered for evaluating the elastic modulus of the soil strata. Typical elastic modulus values of predominately granular materials are shown in Table 3. Table 3: Typical elastic modulus values for granular s oil (modified.

Coarse Aggregate Properties

Crushed rock creates a much better bond between the paste and the aggregate than a gravel does. However, the aggregate-mortar bond may be more important in flexure tests than in compression tests. The mineral makeup of the aggregate also influences the modulus of elasticity of concrete.

EFFECT OF SAND RATIO ON THE ELASTIC MODULUS OF SELF-COMPACTING CONCRETE

elastic modulus of harden concrete. Many researchers (Hirch [4], Mehta and Monteiro [13]) have investigated the elastic modulus of aggregate. The single-inclusion model based on Mori-Tanaka Theory and Eshelby''s Method in which the stress disturbance due

Appendix A: G r ave l Ro a d T h i c k n e s s D e s i g n M e t h o d …

Step 3: Select seasonal resilient modulus for roadbed (M R) and elastic modulus of aggregate base material (E BS). Once the approximate seasonal roadbed resilient modu-lus (M R), from Table 3, and aggregate base resilient modulus (E BS) are selected,they

Presumption of Optimum Concrete Elastic Modulus …

 · Presumption of Optimum Concrete Elastic Modulus according to Content of Crushed Stone Powder 폐석분 함유율에 따른 최적의 콘크리트 탄성계수 추정 Park Do-Kyong; Yang Keek-Young 박도경 (원광대 건축학부) ; 양극영 (원광대 건축학부)

Elastic Modulus – Pavement Interactive

Elastic Modulus MPa psi Diamond 1,200,000 170,000,000 Steel 200,000 30,000,000 Glass Fibers 71,000 10,600,000 Aluminum 70,000 10,000,000 Wood 7,000 - 14,000 1,000,000 - 2,000,000 Crushed Stone 150-300 20,000 - 40,000 Silty Soils 35 - 150 35 - 100

(PDF) Evaluation of the Modulus of Elasticity and …

Coefficient of Elastic Uniform Compression, Cu and Modulus of Elasticity, E It can be seen from the Figure ... well-graded crushed stone thus, a high quality crushed stone material should have a ...

Concrete Elastic Modulus For Various Aggregate Types …

BS8110, Ec28 = 5.5cu28 /áµ) and Et /Ec28 = 0.4 + 0.6ft /f28 where, Ec28 = concrete elastic modulus at 28 days. fcu28 = characteristic concrete strength at 28 days. Ko = stiffness factor of aggregates (usually taken as. 20Gpa, and 0.2 is a coefficient) by Teychenne. but Code varying from 14 to 26Gpa.

Characterization of Granular Material

modulus calculated using Equation 1 is also shown in "'' c.12 VJ :::l _J :::l 10 0 0 ::;: 1-z w _J 6 VJ w [l:''. 4 0 - 10 Equations 10-VERTICAL STRAIN -3 10 FIGURE 2 Comparison of predicted behavior of crushed stone using Brown''s equations and Equation

Effects of crushed stones on the compression properties …

Both the strength and elastic modulus of the SRP and polymers were linearly related to the density of the polymer matrix. Crushed stones can enhance the strength and modulus of the polymer matrix.

Subject Index

elastic modull of thm-surfaced crushed- stone base pavements, 32 Immersion-compression test, 98 modRfied, 98-99 Impregnation, low-quahty aggregates, 5 Impulse stiffness modulus, thin-surfaced crushed-stone base pavements, 28- 29 Index of12

COMPARATIVE RESEARCH BETWEEN THE DYNAMIC …

COMPARATIVE RESEARCH BETWEEN THE DYNAMIC AND STATIC ELASTICITY MODULI OF GRADED CRUSHED STONE The elasticity modulus is the important mechanics index and design parameter of graded curshed stone, whose value needs to …

elastic modulus of crushed stone

elastic modulus of crushed stone Peer Reviewed Journal - IJERA International Journal of Engineering Research and Applications (IJERA) is an open access online peer reviewed international journal that publishes research ..

Effect of locally accumulated crushed stone soil on the …

 · The shear strengths (c, φ), elastic modulus, and Poisson ratio of the crushed stone soil and clayey gravel soil were tested using a coarse soil consolidated-drained triaxial test (Fig. 10). The samples of crushed stone soil and clayey gravel soil were 30 cm in diameter and 60 cm in height; particles with diameters larger than 60 mm were removed.

Normalized Shear Modulus of Compacted Gravel

crushed stone mined from a rock quarry, consisting of angular and hard particles, with one of them being poorly graded and designated as PA and the other being relatively well graded and designated as WA. Three batches of the WA material (WA-1, WA-2, and

elastic modulus limits for crushed limestone

Modulus of elasticity of concrete is frequently expressed in terms of compressive strength. While many a tendency to decrease from around 0.5 to around 0.3, as the maximum compressive strengths increase and the crushed limestone and calcined bauxite; and …

A New Base Material With An Elastic Modulus Of 800... | …

A new base material with an elastic modulus of 80000 psi will be used. The crushed stone material will only be used for the subbase layer. Use the same design inputs to determine the new HMÀ layer thickness and the thickness of the other pavement layers (see Table 13.19 and Figure 13.14). find D1=, D2=, D3= Given Data: S.=0.5 R (%)=95 % Pi=4 ...

Elastic Modulus Limits For Crushed Limestone

Elastic Modulus Limits For Crushed Limestone An experimental investigation was carried out to determine the dynamic modulus of elasticity of pozzolana portland cement concrete with crushed show full abstract limestone aggregate. A Contribution From Aci

DEFORMABILITY PROPERTIES OF ROCKS AND ROCK MASSES 1. INTRODUCTION 2. DEFORMABILITY OF INTACT …

Using the theory of elastic wave propagation, the dynamic Young''s modulus, Ed, Poisson''s ratio <d, and shear modulus Gd are calculated from the measured shear and longitudinal wave velocities Vs and Vp (about 1.5 Vs) as follows where ( is the unit weight of