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Fineness modulus is determined separately by sieving coarse and fine aggregates through the following set of sieve. IS sieves for coarse aggregates are 80 mm, 40 mm, 20 mm, 10 mm and 4.75 mm. IS …
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Fineness modulus offers a way to quantify the average size of the aggregate particles in the concrete mix. The size of the particles, in turn, will greatly affect how easily the concrete pours and spreads, as well as its strength and durability once cured. If you would like to learn more about how to determine the best type of concrete …
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Procedure for Determining the Fineness Modulus of Aggregate. To calculate the fineness modulus of an aggregate specimen, conduct a sieve analysis using standard sieve sizes such as 4.75mm, 2.36mm, 1.18mm, 0.6mm, 0.3mm, and 0.15mm. Additionally, use 9.5mm, 19.0mm, and 38.1mm sieves, increasing at a 2:1 ratio. Here is how to carry out the test:
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The fine aggregate used is river sand from the Progo river, Yogyakarta, Indonesia. Tests for specific gravity and absorption of sand refer to AASHTO T 84-00 . This sand is classified as coarse sand because in grading zone I and fineness modulus 2.9–3.2. The results of the sand test are shown in Table 1 and Fig. 1.
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SB3 sand (FM=3.1) and SG5 sand (FM=2.2) were mixed to vary the fineness modulus from 2.2 to 3 and the compressive strengths of each corresponding mortar specimen determined after 28 days.
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Fineness Modulus of Sand. To calculate the fineness modulus of sand, the sum of the cumulative percentages retained on the following sieves are divided by 100: 150μm (No. …
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Sieve Analysis (Gradation) of Fine Aggregate and Fineness Modulus of Sand - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document discusses determining the fineness modulus of fine aggregate through sieve analysis to evaluate the gradation and appropriate use of different types of sand in concrete. Sieve …
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Fineness A method of selecting mixture proportions = 9(100) - 156 = for Modulus 100. Fineness = 7.44 Modulus 900 concrete - 156 based on the fineness modulus of the combined 100 fine and coarse aggregate was proposed by Abrams in 1918. This method is not widely used today but the concept of being able to describe particle-size distributions …
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sand (specific gravity =2.51; fineness modulus = 2.94) used in the A series mixes in this experiment was stored in the laboratory. The particle distribution curves are shown in Fig 1. Crushed granite (specific gravity = 2.70) of nominal maximum size 19 mm, was used as coarse aggregate. The fine aggregate was then
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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 exact ... Fineness Modulus = (6.3 + 19.8 + 39.1 + 61.3 + 73.4 + 96.5) / 100 = 2.964 Fineness Modulus = …
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Fineness Modulus - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The document provides details on calculating the fineness modulus of aggregates, which is a measure of particle size distribution. It defines fineness modulus as the sum of percentages retained on a series of sieves divided by 100. Fineness modulus values …
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The fineness modulus of sand is a measure of the average size of the sand particles. It is a dimensionless number that indicates how coarse or fine the sand is. The fineness …
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Explanation: Fineness modulus is an empirical factor obtained by adding the cumulative percentages of aggregate retained on each of the standard sieves ranging from 80 mm to 150 microns and dividing this sum by 100.. Fineness modulus of coarse aggregate is 6 - 8.5. Fineness modulus of fine aggregate is 2 - 3.5. The fineness …
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Superfine sand is a kind of fine sand whose fineness modulus is between 1.5 and 0.7, or its average particle size is below 0.25 mm (Li, 2006;Xin et al., 2006; Kwan and Ramli, 2010; Rafat et al ...
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An example provided in the ACI 211 standard states that, "For a fine aggregate having a fineness modulus of 2.8 and a 37.5mm nominal maximum size of coarse aggregate, the table indicates that 0.71m3 of …
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modulus test on each sand quarry. Sand fineness modulus (FM) of Johar quarry is 3.66 called medium sand (zone 2). Sand fineness modulus of Tanjung Karang quarry is 3.15 called mild sand (zone 3). And, Sand fineness modulus of Alur Bamban quarry is 2.52 called fine sand (zone 4). concrete compressive strength test results on johar
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What Is Fineness Modulus of Sand? Fineness modulus of sand (fine aggregate) is an index number which represents the mean size of the particles in sand. It is calculated by …
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modulus of sand. Approach: This study discussed the revolution of design mix proportion towards achieving high strength with considerably cement content using local availably …
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Another issue associated with river sand is that of obtaining required grading with a fineness modulus (FM) of 2.4 to 3.1. Generally FM of 2.2 to 2.6, 2.6 to 2.9 and 2.9 to 3.2 indicates that the sand is fine, medium and coarse confirming to grading zones ranging from IV to I (IS383).
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Example 4.1 A typical example of the calculation of the fineness modulus is shown below: Sieve Sizes, U. S. Series 1-1/2-in. (38.1-mm) 3/4-in. (19.0-mm) 3/8-in. (9.5-mm) No. 4 (4.75-mm) No. 8 (2.36-mm) …
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(IQS No. 45, 1984) does not mention the ranges for fineness modulus more than the fine aggregate should meet the percent passing zone limits ( Table 3 ). However, fineness modulus wa s computed
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3.1.2—Fineness modulus 3.1.3—Maximum size and nominal maximum size ... material such as sand, gravel, crushed stone, blast-furnace slag, and lightweight aggregates that usually occupies approxi- ... Coarse and fine aggregates are generally sieved separately. That portion of an aggregate passing the 4.75 mm (No. 4)
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This document discusses fineness modulus (FM), which is a measure of how coarse or fine the sand is in concrete. FM is calculated based on the results of a sieve analysis of the sand. A lower FM indicates finer sand, while a higher FM indicates coarser sand. The recommended range for FM according to standards is 2.3 to 3.1. FM can be used to …
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Fineness Modulus of Fine Aggregate (Sand) Sand (fine aggregate) has a fineness modulus, which is an index number that gauges the sand's average particle size. Sieve analysis with conventional sieves is used to compute it. The fineness modulus is calculated by adding and subtracting the cumulative percentage retained on each filter …
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The sand fineness module (fine aggregate) is an index number describing the mean size of sand particles. By doing sieve analysis with normal sieves, it is measured.. The accumulated percentage kept on each sieve is applied and the sum of the fine aggregate is subdivided by 100. To find the fine aggregate fineness modulus, we …
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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 per given below. Type of Sand. Fineness Modulus …
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The fineness modulus for each test sample was determined according to (ASTM C136, 2014). Fineness modulus was calculated based on the sum of cumulative percentages …
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Objectives • Evaluate the effects of gradation, fineness modulus and mineral constituents of various natural sands on strength of hardened concrete. • Develop an …
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