#### (PDF) Effect of Aggregate Size Distribution on Concrete

This study investigates the effect of aggregate size on the compressive strength of concrete. Two nominal mixes, that is, 1:2:4 and 1:3:6 were used in the study.

#### Effect of wastes and admixtures on compressive strength of

Jun 29, 2020· This study aims to investigate the effect of construction waste, WFS along with additives on the stress-strain behavior and development of compressive strength with age. Design/methodology/approach The various concrete specimen were prepared in mix proportion of 1: 2: 4 (cement (C): sand: coarse aggregate).

Cited by: 1

#### Effects of Coarse Aggregate Size on the Compressive

Abdullahi M. Effect of Aggregate Type on Compressive Strength of Concrete. International Journal of Civil and Structural Engineering, 2(3), 2012, pp 791-800. DOI: 10.6088/ijcser.00202030008. Neetu and Rabbani A. Influence of size of aggregates on the Compressive strength of concrete.

Author: Olumide Moses Ogundipe, Akinkurolere Olufunke Olanike, Emeka Segun Nnochiri, Patrick Olu Ale

#### Effect of compressive strength and tensile reinforcement

Nine reinforced high-strength concrete beams were tested to investigate the effect of concrete compressive strength and flexural tensile reinforcement ratio on load-deflection behavior and displacement ductility of cracked rectangular reinforced concrete beams. Concrete compressive strengths of 48, 78, and 102 MPa and tensile reinforcement

Cited by: 150

#### Effect of aggregate type on Compressive strength of concrete

Feb 23, 2012· Highest compressive strength was achieved from concrete containing crushed quartzite, followed by concrete containing river gravel which indicated that aggregate type also has effect

Author: Mohammed Abdullahi

#### Calculating the Compressive Strength of Concrete

The results indicated both, concrete ER and compressive strength were decreasing in each cycle, where these reductions were calculated for five different water-cement (W/C) ratios. Hence, a relationship between compressive strength and ER can be correlated.

Author: Soroosh Sobhkhiz, Mohammad Hossein Eftekhar, Mohammad Shekarchi Zadeh

#### The Effect of Aggregate Properties on Concrete

The Effect of Aggregate Properties on Concrete Concrete is a mixture of cementious material, aggregate, and water. Aggregate is commonly considered inert filler, which accounts for 60 to 80 percent of the volume and 70 to 85 percent of the weight of concrete. The compressive aggregate strength is an important factor in the selection of

#### Effect of fly ash and silica fume on compressive strength

Jun 01, 2011· In addition to investigate the effect of curing conditions on concrete compressive strength. All test specimens are 100 mm in diameter and 200 mm in length as show in Fig. 1 . In this study, the major test parameters are: cement content, the percentage of fly ash, the percentage of silica fume, and water curing periods.

#### Effect of Steel Fibres on Compressive & Tensile Strength

Nov 05, 2015· Effect of Steel Fibres on Compressive & Tensile Strength of Concrete using M -Sand as Fine Aggregate written by Shivang. D. Jayswal, Prof. A. G. Hansora, Prof. A. A. Pandya published on 2015/05/11 download full article with reference data and citations

Author: Shivang. D. Jayswal, A. G. Hansora, A. A. Pandya

#### Factors Affecting Strength of Concrete

Published: Apr 17, 2013#### Effect of wastes and admixtures on compressive strength of

Jun 29, 2020· This study aims to investigate the effect of construction waste, WFS along with additives on the stress-strain behavior and development of compressive strength with age. Design/methodology/approach The various concrete specimen were prepared in mix proportion of 1: 2: 4 (cement (C): sand: coarse aggregate).

#### Effect of Admixture on Compressive Strength of E-Waste

compressive strength of concrete, it improves the porosity of a structure and the cost for manufacturing mineral admixtures liberally high in its limits. In an ongoing work, it improves the mechanical property of High Strength Concrete and is prepared on the basis of Electronic Waste in micro-size.

#### Investigating the Effect of Concrete Strength on the

In order to investigate the effect of fiber on compressive strength, a total of twelve standard concrete cubes, 150x150x150 mm, divided into four groups with four fiber percentages 0.5, 1.0, 1.5 and 2.0% are prepared and tested according to standard method specified by ASTM specification (ASTM C39/C39M-03, 2003).The fibers were in 10 mm sieve put and added gradually (spread) to concrete while

#### Calculating the Compressive Strength of Concrete

The results indicated both, concrete ER and compressive strength were decreasing in each cycle, where these reductions were calculated for five different water-cement (W/C) ratios. Hence, a relationship between compressive strength and ER can be correlated.

#### Effect on Compressive Strength of Concrete by Addition of

Abstract- The paper deals with the effects of addition of various proportions of polypropylene fiber on the properties of high strength concrete m20 mixes.An experimental program was carried out to explore its effects on compressive strength under different curing condition. the main aim of the investigation program is to study the effect of

#### The Effect of Aggregate Properties on Concrete

The Effect of Aggregate Properties on Concrete Concrete is a mixture of cementious material, aggregate, and water. Aggregate is commonly considered inert filler, which accounts for 60 to 80 percent of the volume and 70 to 85 percent of the weight of concrete. The compressive aggregate strength is an important factor in the selection of

#### Effect of Aggregates On Strength Of Concrete Engineering

Mar 16, 2012· Using higher number of fines modulus without decreasing amount of mixing water, decrease the compressive strength of concrete. Shape And Size Effect On Concrete Strength. Aggregates shape and size has a strong influence on properties of concrete. Rough surface textured particles increase the compressive strength of concrete up to 20-30%

#### Effect of Curing Methods on Density and Compressive

3.3. Compressive Strength of Concrete Specimens Figure 4.2 showed the compressive strength of air-cured concrete specimens. The air cured specimens showed an average compressive strength of 11.9, 16.6, 20.0, 20.9 and 17.8 N/mm2 after 3, 7, 14 21 and 28 days of curing.

#### Effect of Steel Fibres on Compressive & Tensile Strength

Effect of Steel Fibres on Compressive & Tensile Strength of Concrete using M -Sand as Fine Aggregate written by Shivang. D. Jayswal, Prof. A. G. Hansora, Prof. A. A. Pandya published on 2015/05/11 download full article with reference data and citations

#### Effect of Rate of Loading on Compressive Strength of

False strength of concrete proves fatal as it may fail due to various factors in the long terms. Therefore, to ensure the functional performance and safety of structure it is necessary to determine the true strength of concrete. In this project the effect of high rate of loading on compressive strength of concrete has been studied. As it has

#### Compressive Strength of Concrete Cube Test, Procedure

May 18, 2018· The strength of the concrete depends upon many factors like individual compressive strength of its constituents (Cement, Sand, aggregate), quality of materials used, air entrainment mix proportions, water-cement ratio, curing methods and temperature effects.

#### Effect of Concrete Strength and Slab Thickness on Floor

Mar 01, 2001· The specification for the floor of a maintenance building called for a 6-inch slab thickness and concrete with a design compressive strength of 3000 psi. The actual average cylinder strength for the floor concrete was 3630 psi. Four months after the floor was placed, 10 cores were drilled, measured, and tested in compression.

#### Effects of Aggregate Properties on Concrete Size, Grading

The lower the water to cement ratio, the more the effect of coarse aggregates on the strength of concrete. Undesired properties of coarse aggregate may affect the strength, durability, and performance of concrete negatively. The compressive aggregate strength

#### Compressive Strength of Concrete and Concrete Testing

May 15, 2020· Effect of Duration of Water Curing on Strength of Concrete. There is a significant impact of water curing and time of curing in achieving the strength of the concrete. In addition, curing affects the durability of concrete. The effect of moist curing can be expressed as follows. Allowing concrete to dry out immediately achieve only 40% of the

#### Effect of wastes and admixtures on compressive strength of

Jun 29, 2020· This study aims to investigate the effect of construction waste, WFS along with additives on the stress-strain behavior and development of compressive strength with age. Design/methodology/approach The various concrete specimen were prepared in mix proportion of 1: 2: 4 (cement (C): sand: coarse aggregate).

#### Effect of Admixture on Compressive Strength of E-Waste

compressive strength of concrete, it improves the porosity of a structure and the cost for manufacturing mineral admixtures liberally high in its limits. In an ongoing work, it improves the mechanical property of High Strength Concrete and is prepared on the basis of Electronic Waste in micro-size.

#### 3624 SIZE EFFECT ON COMPRESSIVE STRENGTH OF CONCRETE

As well known as size effect, the strength of a member tends to decrease when the member sizes increase. Therefore, due to the recent increased interest in the topic of size effect of concrete this research focuses on the size effect of two main classes of compressive strength of concrete: pure axial compressive strength and flexural

#### Effect on Compressive Strength of Concrete by Addition of

Abstract- The paper deals with the effects of addition of various proportions of polypropylene fiber on the properties of high strength concrete m20 mixes.An experimental program was carried out to explore its effects on compressive strength under different curing condition. the main aim of the investigation program is to study the effect of

#### Effect of Curing Methods on Density and Compressive

3.3. Compressive Strength of Concrete Specimens Figure 4.2 showed the compressive strength of air-cured concrete specimens. The air cured specimens showed an average compressive strength of 11.9, 16.6, 20.0, 20.9 and 17.8 N/mm2 after 3, 7, 14 21 and 28 days of curing.

#### Size and Shape Effects on the Compressive Strength of High

the size and shape effect on compressive tests per-formed on High-Strength Concrete (HSC) specimens. Speciﬁcally, we wanted to disclose the inﬂuence of the size in cubes and the relationship between com-pressive strength obtained from standard cylinders, ASTM C39 (100 £200mm) and the strength got from cubes.

#### Compressive Strength of Concrete and Concrete Testing

May 15, 2020· Effect of Duration of Water Curing on Strength of Concrete. There is a significant impact of water curing and time of curing in achieving the strength of the concrete. In addition, curing affects the durability of concrete. The effect of moist curing can be expressed as follows. Allowing concrete to dry out immediately achieve only 40% of the

#### Effect Of Different Curing Methods On The Compressive

In all curing methods, the compressive strength of the concrete increases with age. The highest compressive strength at all ages was produced by immersion (water) curing. The average compressive strength of water cured concrete was 13.56w/mm 2

#### Effect of Rate of Loading on Compressive Strength of

False strength of concrete proves fatal as it may fail due to various factors in the long terms. Therefore, to ensure the functional performance and safety of structure it is necessary to determine the true strength of concrete. In this project the effect of high rate of loading on compressive strength of concrete has been studied. As it has

#### Effects of Superplasticizing Admixture on Properties of

B. Effect Of Superplasticizer On Compressive Strength Compressive strength of concrete with different dosage of superplasticizer is shown in Table II. This test performed on 28 days. The values of compressive strength for the different dosage of superplasticizer are then shown as a graph in Figure 2. Fig. 1 Effect of SP dosage on slump loss

#### "Effect Of Salt Water On Compressive Strength Of Concrete"

"Effect Of Salt Water On Compressive Strength Of Concrete"

#### Compressive Strength of Concrete CivilWeb Spreadsheets

Compressive Strength of Concrete. The compressive strength of concrete is a measure of the concrete’s ability to resist forces trying to compress or push the concrete together. Concrete is very strong in compression, particularly in comparison to the concrete’s strength in tension and flexure which are relatively weak.

#### Effect of using Sand Contaminated with Petroleum Products

Figure 3: Effect of oils on bending strength (modulus of rupture) Figure 4: Effect of oils on concrete absorption . 1. A decrease in compressive strength by 16.1, 6.4, 15.7 and 22.8%, respectively when using gasoline as a pollutant and when adding gas oil, the decrease was 11.0, 16.1, 21.5 and 23.8%, while the decrease was by

#### 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