منزل •projects on robo sand compressive strength

projects on robo sand compressive strength

  • STUDY ON PROPERTIES OF CONCRETE WITH MANUFACTURED SAND AS ...

    In the present investigation work ability, strength and durability of concrete with manufactured sand as replacement to natural sand in proportions of 0%, 20%, 40%, 60% and is studied. The experiments were conducted on M20 and M30 concrete grade with 450 specimens. Slump cone, compaction factor and vee-bee time tests were conducted to ...

  • Effect On Compressive Strength Of Concrete Made With ...

    Projects On Robo Sand Compressive Strength Venu Malagavelli et. al. / International Journal of Engineering Science and Technology Vol. 2(10), 2010, 5107-5113 This paper presents the study of compressive strength and split tensile strength of M30 conventional concrete by replacing the 0 to 30% (5% increment) of sand with ROBO sand and 40 to 60% ...

  • STRENGTH PROPERTIES OF ROCKS AND ROCK MASSES 1 ...

    Table 2. Mean tensile strength and compressive strength for selected sedimentary rock types (after Johnson and Degraff, 1988). The behavior of intact rock in the post-peak dom ain is not a true rock property and is partially dependent on the stiffness of the loading system. A …

  • Manufactured Sand, A Solution And An Alternative To River ...

    A well processed manufactured sand as partial or full replacement to river sand is the need of the hour as a long term solution in Indian concrete industry until other suitable alternative fine aggregate are developed. Key words: manufactured sand, fine aggregate, conc rete, compressive strength, workability INTRODUCTION

  • Compressive Strength Testing of Grout - Concrete ...

    Compressive Strength Testing of Grout. sapperDAK (Civil/Environmental) (OP) 20 Jun 13 15:16. Two recent instances where 3.25 x 3.25 x 6.5-inch grout specimens achieved lower compressive strength at 28-days than at 7-days. Both sets were cast from 3,000-psi CMU block fill provided by a ready-mix plant at the same project.

  • Strength and Characteristics of Mix Design with M80 & M90 ...

    Strength and Characteristics of Mix Design with M80 & M90 By Using Different Percentages of Fly Ash & Robo Sand 1M. Venkatesh, 2G. Penchalaiah 1 PG Scholar (Structural Engineering), Nova College of Engineering & Technology, Ibrahimpatnam, AP,India. 2 Asst.Professor in Nova College of Engineering & Technology, Ibrahimpatnam, AP, India.

  • Top use of ML to predict compressive strength of concrete

    Prediction of compressive strength of concrete by machine learning. Compressive strength is the resistance of a material to break under compression. The compression test is usually performed in a universal testing machine. This varies from tabletop to large machines. To avoid large machines, we have introduced machine learning and automation in ...

  • MIX DESIGN FOR INCORPORATING FINE AGGREGATE …

    aggregate. The tests of compressive strength, split tensile strength, flexural strength were conducted and it has been found that the maximum strength was achieved by using 15% replacement of silica fume and 10% replacement of fine aggregated by Robo sand for M40 grade. The super

  • EFFECT OF HCL CONCENTRATION ON NORMAL CONCRETE …

    be free from all impurities. Robo sand is an alternative for the common river sand. In this project an attempt is made to provide concise information on the performance of Robo sand as a natural sand replacement material in concrete. Experimental data on compressive, tensile, flexural strengths, acid durability tests have been provided.

  • STRENGTH AND WORKABILITY OF CONCRETE WITH …

    compressive strength, shear strength, of concrete. The study was carried out on ... of major projects around the world insist ... popularly known by several names such as crushed sand, rock sand, green sand, robo sand, poabs sand, barmac sand, pozzolana sand, and artificial sand. The term manufactured sand is used for aggregate materials less ...

  • Cembinder Concrete using Robo Sand

    Robo sand & river sand is used as fine aggregate with specific gravity 2.51 & 2.59 respectively. The robo sand used in this research work was obtained from the stone quarry. 4) Cembinder: Cembinder used in this project is cembinder 17 manufactured by akzonoble. Containing Sio 2 40% by weight & specific gravity is 1.001, ph is 9.0

  • EXPERIMENTAL STUDY ON PARTIAL REPLACEMENT OF …

    aggregate by robo sand with increasing percentage has been take place. The test on concrete cubes is compressive test, on cylinders is tensile test and on beams is flexure test. The curing of cubes, cylinders and beams is 7-days, 28-days and 90 days. Keywords: Fly ash, robo sand, and concrete, fine aggregate, coarse aggregate. 1. INTRODUCTION

  • Robo Sand Introduction | PDF | Construction Aggregate | Sand

    6. Ever available MATERIALS USED : Fine aggregate Coarse aggregate Robo sand Cement Project procedure : 1) Casting cubes by replacing robo sand with fine aggregate in 10,20,30 percentages respectively. 2) Testing the compressive strength of cubes by curing them for 7,21,28 days.. 3) Noting the results in the tables for comparing usefulness of ...

  • Strength Behaviour of GREEN CONCRETE

    d) Green concrete mix type 3 by using STP treated water, robo sand and fly ash. 3. As a result of our continuous efforts we can conclude that Compressive strength of green concrete mix M2 is higher than the compressive strength of conventional mix M1 and green concrete mix M3 with 11.29%, 11.59% more strength respectively. 4.

  • A Study on Partial Replacement of Coarse Aggregate with ...

    By this project investigation, concrete may be less dense, light weight concrete by coconut shells and good quality of concrete by Robo sand. Keywords: coconut shell, coarse aggregate, Robo sand, compressive strength, split tensile strength, replacement, workability & light weight concrete. ...

  • ISSN Print: ISSN Online: Manufactured sand with silica ...

    The materials used in our project and their physical properties are as follows 3.1. Cement 3.2. Coarse aggregate 3.3. Fine aggregate 3.4. Water 3.5. Robo sand 3.6. Silica fume 3.1. Cement Cement is a binder and is defined as a finely ground inorganic material which, when mixed with water, forms a paste which sets and hardens by means of ...

  • PREDICTION OF CONCRETE COMPRESSIVE STRENGTH …

    The actual z-scores show there are only 2 compressive strength results lower than the characteristic strength for this particular data set. 2 Figure 2. Q-Q plot of 20N 28 day strength. Figure 3 shows the typically seen Abrams plot of the concrete 28 day compressive strength vs water/cement ratio and 7/28 day ratio for the data under study.

  • AN EXPERIMENTAL STUDY ON EFFECT OF REPLACING …

    Sand Compressive Strength Of Concrete Natural Sand % Of Compressive Strength 1 Wash 0.96 -0.32 2 Foundry 0.64 1.28 -0.64 3 Crush 0.79 -0.49 Split Tensile test for M20 (28 Days) In this point the comparison of Split Tensile test of various sets of sand were made by the results obtained after the 28 days curing of cubes in fresh water.

  • (PDF) AN EXPERIMENTAL STUDY ON STRENGTH PARAMETRES OF ...

    The results of the compressive strength test are shown in Table No.- 3.8.2.A) From the graph shown in the Fig.5..1., 100 % replacement of fine aggregate (natural sand with robo sand)has been observed as an optimal strength than other proportions at 7and 28 days Graph 4.1 showing Compressive Strength of two types of concrete 4.2 Split tensile ...

  • Compressive Strength and Ultrasonic Pulse Velocity Tests ...

    B. ROBO SAND: Robo sand is a waste product obtained by the crushing stone, gravel and slag in crushes. The fineness modulus of Robo sand is 3.62 and is conforming to Zone III as per IS: 383-1970. Robo sand which is used for construction should be passed through the less than 4.75 mm sieves. It is also called M-sand or artificial sand.

  • Impact Factor: 7

    Compressive strength of grade of concrete mixes (M15) increased dueto replacement of fine aggregate with robo sand. And adding steel fibers in coarse aggregate. However, compressive strength observed for grade of concrete mixes were appropriate for structural uses.M15 (15MPa) grade concrete mix obtained increase in 28-day compressive strength from

  • Study on Strength Improvement of Pervious Concrete

    With Simultaneous Addition Of Percentages Of River Sand And Robo Sand In The Concrete. From The Experimental Results It Is Found That The Compressive Strength And Permeability Is Satisfactory At Adding Of 5% Robo Sand As A Fine Aggregate And Combination Of 80% S1 And 20% S2 As Coarse Aggregate In The Pervious Concrete.

  • Estimating Compressive Strength of High Performance ...

    This research carries out a comparative study to investigate a machine learning solution that employs the Gaussian Process Regression (GPR) for modeling compressive strength of high-performance concrete (HPC). This machine learning approach is utilized to establish the nonlinear functional mapping between the compressive strength and HPC ingredients.

  • Effects of Sand Quality on Compressive Strength of ...

    With regard to compressive strength, 38% of the concrete cubes made from sand with varying sand impurities failed to meet the design strength of 25 Mpa at the age of 28 days. A combined regression equation of with R2 = 0.444 was generated predicting compressive strength varying levels of silt and clay impurities (SCI), and organic impurities ...

  • An experimental investigation on the properties of ...

    Table 5.3.2: Fresh Properties of Normal Concrete with Robo sand Slump (Mm) Compaction Factor 25% 20mm 0.892 50% 30mm 0.893 75% 80mm 0.924 70mm 0.903 5.3.3. Hardened Properties Table 5.3.3: Hardened Properties of Normal concrete with Robo sand % Of Robo Sand Compressive Strength (N/Mm22) )

  • INVESTIGATION ON THE PROPERTIES OF CONCRETE …

    Keywords: concrete, metakaolin, robo sand, Compressive Strength, Split Tensile strength, Flexural strength INTRODUCTION Concrete is a composite material which is predominantly used all over the world. It is obtained by mixing cementing materials, aggregates and water in required quantities. The word "concrete" is originates from the Latin verb ...

  • Partial Replacement of River Sand with Robosand

    determining the suitability of ROBO sand to replace river sand in the production of concrete, using compressive strength and flexural strength tests as basis for assessment. 1.3 ROBO Sand: ROBO sand is an ideal substitute to river sand. It is manufactured just the way nature has done for over a …

  • Unconfined Compressive Strength of Cohesive Soil | The ...

    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. The undrained shear strength (s) of the soil ...