### What is Fineness Modulus of Coarse Aggregates and Its

What is Fineness Modulus of Coarse Aggregates? Fineness modulus of coarse aggregates represents the average size of the particles in the coarse aggregate by an index number. It is calculated by performing sieve analysis with standard sieves. The cumulative percentage retained on Fineness modulus Wikipedia,The Fineness modulus (FM) is an empirical figure obtained by adding the total percentage of the sample of an aggregate retained on each of a specified series of sieves, and dividing the sum by 100.The sieve sizes are 0.15 mm, 0.3 mm, 0.6 mm, 1.18 mm, 2.36 mm, 4.75 mm, 9.5 mm, 19.0 mm, 38.1 mm and larger increasing in the ratio of 2:1.

### FINENESS MODULUS OF AGGREGATE civilblog

Sep 01, 2014· Fineness Modulus of Sand Why to Determine Fineness Modulus? Fineness modulus is generally used to get an idea of how coarse or fine the aggregate is. More fineness modulus value indicates that the aggregate is coarser and small value of fineness modulus indicates that the aggregate is finer. Fineness modulus of different type of sand is as perWhat is Fineness Modulus of Sand (Fine Aggregate) and,Fine aggregate means the aggregate which passes through 4.75mm sieve. To find the fineness modulus of fine aggregate we need sieve sizes of 4.75mm, 2.36mm, 1.18mm, 0.6mm, 0.3mm and 0.15mm. Fineness modulus of finer aggregate is lower than fineness modulus of coarse aggregate.

### Fineness Modulus of Concrete Aggregates Gilson Co.

Fine aggregate FM’s in the upper end of the spectrum, closer to 3.0, have been noted to produce concrete with good strength and workability in mixes with high cement contents. Once the fineness modulus of the fine aggregate is known, it can be used to select proportions of coarse aggregate.DETERMINATION OF FINENESS MODULUS OF COARSE ,To find fineness modulus of coarse aggregate we need sieve sizes of 80mm, 40mm, 20mm, 10mm, 4.75mm, 2.36mm, 1.18mm, 0.6mm, 0.3mm and 0.15mm. Fineness modulus

### Civil At Work: Fineness Modulus And Particle Size Analysis

The application of fineness modulus and particle size distribution of aggregate is to fine the aggregate is coarse or fine wheather it can be used in making mortar or concrete. If not what corrective action as to be taken is decided upon. Then the particles distribution study given an idea as to weather the material well grade or not.The Importance of Fineness Modulus, Concrete Construction,The premise: "aggregate of the same fineness modulus will require the same quantity of water to produce a mix of the same consistnecy and give a concrete of the same strength." Before calculating FM, lab technicians perform a sieve analysis to determine the particle size distribution, or grading, of the aggregate sample.

### FINENESS MODULUS OF FINE AGGREGATE ftp.dot.state.tx.us

FINENESS MODULUS OF FINE AGGREGATE TxDOT Designation: Tex-402-A Effective Date: August 1999 1. SCOPE 1.1 This method determines the fineness modulus of concrete fine aggregate used in evaluation of natural and manufactured sands for portland cement concrete. 1.2 The values given in parentheses (if provided) are not standard and may not be exactFineness Modulus an overview ScienceDirect Topics,The characteristics of the aggregates (coarse and sand) used are shown in Table 12.1 and in Fig. 12.1. The fly ash used in the geopolymeric mortars was supplied by Sines-EDP and according to the NP EN 450-1 it belongs to the B-class and has an N-class fineness modulus. Geopolymeric mortars were a mixture of aggregates, fly ash, calcium

### CRD-C104-80 Method of Calculation of the Fineness

2 METHOD OF CALCULATION OF THE FINENESS MODULUS OF AGGREGATE Fineness Coarse aggregate Fineness = 9(100) 156 = 900 156 Modulus 100 100 = 7.44 Combined Coarse and Fine 65:35 Modulus Fineness = 9(100) 302 = 900 302 Modulus 100 100 = 5.98 5. Significance and Use A method of selecting mixture proportions for concrete based on the finenessFineness modulus Wikipedia,The same value of fineness modulus may therefore be obtained from several different particle size distributions. In general, however, a smaller value indicates a finer aggregate. Fine aggregates range from a FM of 2.00 to 4.00, and coarse aggregates smaller than 38.1 mm range from 6.50 to 8.00.

### THE ROLE OF FINENESS MODULUS southportconcreteco

Jul 20, 2018· This process must be repeated for both coarse and fine aggregate sizes. Once the fineness modulus of each size has been determined, they can be combined by means of a special equation to determine the proportions necessary for creating the desired concrete.Effect of Fineness of Sand on the Cost and Properties of,In the present investigations, the effect of Fineness Modulus of sand has been investigated. The Fine aggregate (Sand) taken is Yamuna river sand and coarse aggregate taken is Dolomite limestone in crushed form. It has been sorted in several categories starting the Fineness Modulus

### CHAPTER 2 SIEVE ANALYSIS AND FINENESS MODULUS

SIEVE ANALYSIS AND FINENESS MODULUS Sampling Since the reason for sampling aggregates is to determine the gradation (particle size) of the aggregate, it is necessary that they be sampled correctly. The results of testing will re" ect the condition and characteristics of the aggregate Fineness Modulus site.iugaza.edu.ps,modulus hence fineness modulus of coarse aggregate is higher than fine aggregate. To find fineness modulus of coarse aggregate we need sieve sizes of 75mm, 37.5mm, 19mm, 9.5mm, 4.75mm, 2.36mm, 1.18mm, 0.6mm, 0.3mm and 0.15mm. Fineness modulus is the number at which the average size of particle is known when we counted from lower order sieve

### Fineness Modulus Pavement Interactive

For aggregates used in PCC, another common gradation description for fine aggregate is the fineness modulus. It is described in ASTM C 125 and is a single number used to describe a gradation curve. It is defined as: The larger the fineness modulus, the more coarse the aggregate.What Is the Fineness Modulus of Fine Aggregate,Fineness modulus estimates the proportions of aggregate in construction materials. Aggregate is inert granular material such as sand, gravel or crushed stone used to form concrete. The fineness modulus number affects the workability and finish of concrete. Before calculating fineness modulus, lab technicians pour aggregate onto sieves. Fineness

### How does the fineness modulus of aggregate affect the

Oct 03, 2018· Fineness Modulus is an indication grading of particle size. More the value of FM more coarser the aggregate is. Now because density vary with particle size, and also the void spaces inside the concrete is a function of aggregate size, it is very important to have aggregate of all sizes in mix proportion for attaining good strength.HOW TO BLEND AGGREGATE USING FINENESS MODULUS ,Sometime it may happen that, the aggregate available at site is not conforming to the desired grading. In such case two or more aggregates from different sources may be combined to get the required grading. Fineness modulus value can be used as a technical way to blend coarse aggregate with fine aggregate to produce desired

### FINENESS MODULUS OF FINE AGGREGATE (SAND) and SIEVE

Apr 10, 2018· fineness modulus of sand and sieve analysis of sand/how to decide zone of sand (fine aggregate).What is the fineness modulus? Quora,Aug 10, 2017· FM of finer aggregate is smaller than that of coarse aggregate. What is the fineness modulus of an aggregate? What is the physical meaning of a Fineness modulus number? What's the reason for the limit in fineness of modulus cement? If the fineness modulus value is

### Standard Specification for Fine Aggregate for Asphalt

D1073-16 Standard Specification for Fine Aggregate for Asphalt Paving Mixtures pavements~ bituminous mixtures~ Grading, fineness modulus and plasticity index shall be tested to meet the requirements prescribed. C136 Test Method for Sieve Analysis of Fine and Coarse Aggregates.CHAPTER-3 TESTS ON MATERIALS USED IN THE ,The bulk densities of coarse aggregates are determined in a loose and compacted state and the results are presented in Table 3.3 (c). 3.4.3 Fineness Modulus of Coarse Aggregates: Sieve analysis was conducted to determine the fineness modulus of coarse aggregates and details are presented in Table 3.3 (b) and 3.3 (c).

### How does the fineness modulus of aggregate affect the

Oct 03, 2018· Fineness Modulus is an indication grading of particle size. More the value of FM more coarser the aggregate is. Now because density vary with particle size, and also the void spaces inside the concrete is a function of aggregate size, it is very i.FINENESS MODULUS OF FINE AGGREGATE (SAND) and SIEVE,Apr 10, 2018· fineness modulus of sand and sieve analysis of sand/how to decide zone of sand (fine aggregate).

### What is the fineness modulus? Quora

Aug 10, 2017· Fineness modulus is an index no. Which Indicates mean particle size in sand(fine aggregate) FM is obtained by adding cumulative percentage retained(percentageCHAPTER-3 TESTS ON MATERIALS USED IN THE ,The bulk densities of coarse aggregates are determined in a loose and compacted state and the results are presented in Table 3.3 (c). 3.4.3 Fineness Modulus of Coarse Aggregates: Sieve analysis was conducted to determine the fineness modulus of coarse aggregates and details are presented in Table 3.3 (b) and 3.3 (c).

### Determination of fineness modulus of fine aggregate Blogger

Jan 13, 2018· Many a time, fine aggregates are designated as coarse sand, medium sand and fine sand. These classifications do not give any precise meaning. What the supplier terms as fine sand may be really medium or even coarse sand. To avoid this ambiguity fineness modulus could be used as a yard stick to indicate the fineness of sand.Fineness-Modulus.pdf Fineness Modulus What is Fineness,Fineness Modulus What is Fineness Modulus of Coarse Aggregates? Fineness modulus of coarse aggregates represents the average size of the particles in the coarse aggregate by an index number. It is calculated by performing sieve analysis with standard sieves. The cumulative percentage retained on each sieve is added and subdivided by 100 gives the value of coarse aggregate.

### Can Changes in Fine Aggregate Affect Concrete

Typically the fineness modulus varies between 3.2 and 2.8. A small number indicates a fine grading, and a large number indicates a coarser material. The fineness modulus of the fine aggregate is required for mix proportioning, since sand gradation has the largest effect on concrete workability.CHAPTER 4 AGGREGATES Civil Engineering Department,4.5.9 Fineness Modulus • Fineness modulus is the sum of the cumulative percentage retained on the sieves of the standard test sieves. Fineness modulus (FM) = (Cum. percent retained / 100) combining of fine and coarse aggregates so as to produce desired grading (See Table 4.5, 4.6).

### Sieve Analysis Calculation Fineness Modulus calculation

Fineness modulus belongs to the number to specify the average size of particle while counting them from lower order sieve size to higher order sieve. Therefore, while measuring coarse aggregate, all sizes of sieves are necessary. Link for Download Excel sheet for sieve analysis of aggregate and to calculate fineness modulusStandard Specification for Fine Aggregate for Asphalt,D1073-16 Standard Specification for Fine Aggregate for Asphalt Paving Mixtures pavements~ bituminous mixtures~ Grading, fineness modulus and plasticity index shall be tested to meet the requirements prescribed. C136 Test Method for Sieve Analysis of Fine and Coarse Aggregates.

### Analysis Courses Sieve analysis Coarse Aggregate Sieve

Jun 02, 2012· Fineness modulus= (a 1 +a 2 + a 3 + a 4 + a 5 + a 6)/100; Then to find the maximum size of the coarse aggregate, refer to the column number three. In this column check the highest value of the weight retained in the sieves, then go one row up and check its sieve’s dimension, it will be the maximum size of the coarse aggregate.Why fineness modulus of coarse aggregates is more than,Why fineness modulus of coarse aggregates is more than that of fine aggregates? To characterize the overall coarseness or fineness of an aggregate, a concept of fineness modulus is developed.

### Civil At Work: Fineness Modulus:

Aug 19, 2017· In 1925, Duff Abrams introduced the concept of fineness modulus (FM) for estimating the proportions of fine and coarse aggregates in concrete mixtures. The principle: “Aggregate of the same fineness modulus will require the same quantity of water to produce a mix of the same consistency and give a concrete of the same strength.”Fineness of fine aggregates perfect (1) slideshare.net,Feb 14, 2017· Fineness of fine aggregates perfect (1) 1. Tests for sand and fine aggregate AIM: To determine the particle size distribution of fine aggregates by sieving. REFERENCE: IS 2386-1 (1963) Methods of test for aggregates for concrete and IS 383 (1970): Specifications for coarse and fine aggregate from natural sources for concrete.

### Sieve Analysis Calculation Fineness Modulus calculation

Fineness modulus belongs to the number to specify the average size of particle while counting them from lower order sieve size to higher order sieve. Therefore, while measuring coarse aggregate, all sizes of sieves are necessary. Link for Download Excel sheet for sieve analysis of aggregate and to calculate fineness modulusAnalysis Courses Sieve analysis Coarse Aggregate Sieve,Jun 02, 2012· Fineness modulus= (a 1 +a 2 + a 3 + a 4 + a 5 + a 6)/100; Then to find the maximum size of the coarse aggregate, refer to the column number three. In this column check the highest value of the weight retained in the sieves, then go one row up and check its sieve’s dimension, it will be the maximum size of the coarse aggregate.

### Why fineness modulus of coarse aggregates is more than

Why fineness modulus of coarse aggregates is more than that of fine aggregates? To characterize the overall coarseness or fineness of an aggregate, a concept of fineness modulus is developed.Can Changes in Fine Aggregate Affect Concrete,Typically the fineness modulus varies between 3.2 and 2.8. A small number indicates a fine grading, and a large number indicates a coarser material. The fineness modulus of the fine aggregate is required for mix proportioning, since sand gradation has the largest effect on concrete workability.

### Fineness of fine aggregates perfect (1) slideshare.net

Feb 14, 2017· Fineness of fine aggregates perfect (1) 1. Tests for sand and fine aggregate AIM: To determine the particle size distribution of fine aggregates by sieving. REFERENCE: IS 2386-1 (1963) Methods of test for aggregates for concrete and IS 383 (1970): Specifications for coarse and fine aggregate from natural sources for concrete.Gradation Test Sieve Analysis of Fine and Coarse Aggregates,Jun 02, 2012· The sand is good if its fineness modulus is in the range of 2.3 to 3.1. The sand with fineness modulus less than this will be called fine sand which is not good for use. The sand with fineness modulus greater than this will be called coarse sand, which is again not good for use.

### What is limit of fineness modulus of Fine Agg answers

The Fineness Modulus is defined as Fineness Modulus = cement powder, and a coarse 3/8" to 3/4" aggregate like limestone or gravel. SO, there are ASTM standard that regulate the gradation ofMETHOD OF CALCULATION OF THE FINENESS MODULUS OF AGGREGATE ,Significance and Use A method of selecting mixture proportions Fineness = 9(100) 156 = 900 156 for concrete based on the fineness modulus of the Modulus 100 100 combined fine and coarse aggregate was proposed Fineness by Abrams in 1918.

### 14. AGGREGATES cvut.cz

14.3.3 Fineness Modulus Fineness Modulus (FM) is used in determining the degree of uniformity of the aggregate gradation. It is an empirical number relating to the fineness of the aggregate. The higher the FM is, the coarser the aggregate is. Fineness Modulus is defined as the sum of the cumulative percentages retained on specified sievesExp 3 Sieve Analysis Civil Engineers PK,The information obtained from fineness modulus is helpful in the following ways; Sieve Analysis. 1- Fineness modulus tells us directly whether the material is well-graded or gap-graded. 2- Fineness modulus gives us an overall idea whether the material is fine or coarse. Higher the value of FM ,coarser will be the aggregate.

### A Detailed Guide on Grading of Aggregates. civilseek

The method can be used to determine fineness modulus of coarse aggregates, fine aggregates, and all-in aggregates, i.e., mixed aggregates. In this method, a convenient weight of the sample is taken and sieved through a set of sieves one after another. The number of sieves is five for the coarse aggregates and ten for all-in-aggregates.Evaluation of Modulus of Elasticity for Recycled Coarse,C. Specific data of the recycled coarse aggregate In the Tables 3 the measured Fineness modulus, Specific Gravity, Impact value (%) and Density (Kg/m³) of the recycled aggregate used are shown. Table -3 Properties of Aggregates Property Recycled Coarse Aggregate Fineness modulus 7.476 Specific Gravity 2.74 Impact value (%) 12.92

### “Effect of Specific Gravity on Aggregate Varies the Weight

Fineness Modulus of coarse aggregate varied for different location. The variation in Fineness modulus increases volume of coarse aggregate and increases in weight of concrete cube. If the fineness Modulus is constant, the volume of coarse aggregate increase with size of the aggregate, or with the decrease inCHAPTER 3 PROPERTIES OF MATERIALS Shodhganga,Coarse aggregate 2.703 3.2.3 Fineness Modulus Fineness modulus is an empirical factor obtained by adding the cumulative percentages of aggregate retained on each of the standard sieves ranging from 4.75mm to 150 microns and dividing the sum by an arbitrary number 100. The larger the value, the coarser is the material.