### Aggregate Impact value Test Apparatus ... - Cement Concrete

The apparatus of the aggregate impact value test consists of: A testing machine weighing 45 to 60 kg and having a metal base with a plane lower surface of not less than 30 cm in diameter. Level and plane concrete floor of minimum 45 cm thickness are used to support it.

Get Price### Mix Design 10262 | Concrete | Cement - Scribd

Plain Concrete Reinforced Concrete Min Max Min Min Max Min Cemen w/c Grade Cemen w/c Grade t kg/ t kg/ m3 m3 220 0.60 300 0.55 M20 240 250 0.60 0.50 M15 M20 300 320 0.50 0.45 M25 M30 V. 260 0.45 M20 340 0.45 M35 Severe NOTES 1 Cement content prescribed in this table is irrespective of the grades of cement and it is inclusive of addExtreme 280 ...

Get Price### Concrete Mix Design Calculations (Pdf) | Concrete Mix ...

Following is concrete mix design steps and some of important concrete mix design formula. Step 1: Determining the Target Strength of Concrete:- Himsworth constant for 5% risk factor is 1.65 & standard deviation is taken from IS: 456 2000 for M – 25 Grade of concrete is 4.0.

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May 25, 2018· C-30 Concrete Mix design. C-10 Concrete Mix design. Determination of Aggregate Loose Unit Weight, Determination of Aggregate Rodded Unit Weight, Determination of Fine Aggregate Rodded Unit Weight, and Determination of Aggregate Impact Value Test BS812 PART 3-1975. File format: .xls compatible with Ms offece 2007 and above. Download Excel Files ...

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Design of concrete mix for a particular grade of concrete involves proper selection of relative proportions of cement, sand, and coarse aggregates. While designing a concrete mix, it is always tried to obtain a minimum strength which is equal to characteristic strength of concrete but concrete must have the desired workability and durability.

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Dec 20, 2019· Even though most concrete is batched by weight, this article also explores the relative volumes of paste, air, and aggregate. But regardless of the mix-design method, there are three characteristics of concrete that we are trying balance: 1. Water content as adjusted by admixtures defines workability. 2.

Get Price### Concrete Mix Design for M50 grade | Civil4M

May 31, 2020· Concrete mix Design for M50 Grade concrete with fly ash is as follows; OPC Cement 53 Grade – 450 Kg Fly ash – 110 Kg Water Cement ratio (w/c) – 0.26 Free Water – 145 liters 20mm Metal / Aggregates – 452 Kg 10mm Metal / Aggregates – 412 Kg Crush Sand – 1006 Kg Admixture Dosage – 0.9 %...

Get Price### Concrete Mix Design as per IS 10262-2009 - Procedure and ...

The mix design also helps to produce economical concrete. Generally, cement is more costly than other ingredients of concrete. So, quantity and quality of cement is designed by proper mix design concept. In this article we are going to discuss about the concrete mix design concept as per IS 10262-2009.

Get Price### CEMENT CONCRETE MIX DESIGN - Dronacharya

of ingredients of a concrete mix is in the terms of parts or ratios of cement, fine and coarse aggregates. For e.g., a concrete mix of proportions 1:2:4 means that cement, fine and coarse aggregate are in the ratio 1:2:4 or the mix contains one part of cement, two parts of fine aggregate and four parts of coarse aggregate. The proportions are

Get Price### A NEW MIX DESIGN METHOD FOR HIGH PERFORMANCE CONCRETE …

Aug 24, 2016· The developed mix design method is based on extensive experimental investigation and it follows the concept of Bureau of Indian Standards (BIS) Code, method of mix design (IS 10262).

Get Price### Aggregate Impact value Test Apparatus ... - Cement Concrete

The apparatus of the aggregate impact value test consists of: A testing machine weighing 45 to 60 kg and having a metal base with a plane lower surface of not less than 30 cm in diameter. Level and plane concrete floor of minimum 45 cm thickness are …

Get Price### Mix design and properties of fly ash waste lightweight ...

Dec 01, 2017· Structural lightweight concrete containing sintered fly ash lightweight aggregates were produced. • All the concretes have densities less than 2000 kg/m 3.. A new mix design methodology was proposed and has the capability to produce compressive strength up to 70 MPa.. The obtained properties are quite satisfactory and are suitable for structural applications.

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fck = characteristics compressive strength of concrete at 28 days, S = standard deviation.From table 1 of IS 456 & IS 10262 assumed Standard Deviation, s = 5 N/mm² ; therefore target strength of concrete = 35 + 1.65 x 5 = 43.25 N/mm². Can adopt this value while doing the concrete mix design those who are working other than highway project.

Get Price### Concrete Mix Design Calculation As Per IS Code -10262: 2019

Nov 04, 2020· Concrete Mix Design Example as per IS Code – 10262: 2019. The Bureau of Indian Standards recommended a set procedure for the design of concrete mix mainly based on the work done in national laboratories. The Concrete Mix Design Calculation procedure is covered in IS 10262: 2019. The methods can utilize for both medium strength and high ...

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Jul 19, 2014· 5 Methods of Proportioning 1. Indian Standards Recommended method IS 10262-82 2. American Concrete Institute Method of Mix Design (ACI 211) 3. DOE method 4. Mix design for pumpable concrete 5. Indian Road Congress , IRC 44 method 6. Road note no.4 (Grading curve method) 7. Mix design based on flexural strength 8. Arbitrary proportion 9.

Get Price### Concrete Mix Design as per Guidelines of IS 10262. by ...

The Concrete mix design is as per Indian Standards (IS 10262) and might vary from country to country. The nominal mix design ratios available for concrete less than M30 in strength are only thumb ...

Get Price### M25 Grade Concrete Mix Design - IS10262 Recent Revision ...

Learn Mix design of M25 Grade Concrete as per Indian standard codebooks – IS10262 -CONCRETE MIX PROPORTIONING – GUIDELINES and IS456. ... Table 3 Volume of coarse aggregate to total aggregate ratio for Mix Design of M25 concrete – IS10262 ... To find the design mix ratio, divide the calculated value of all materials by the weight of cement.

Get Price### Mix design M25 Grade designed as per IS 10262:2009 & IS ...

Mix proportioning for a concrete of M25 grade is given in A·I to A-ll. ... (IS 10262:2009) Volume of coarse aggregate corresponding to 20 mm size aggregate and fine aggregate (Zone II) for water-cement ratio of 0.50 =0.62 . ... We hope this would be of great significance to civil engineers seeking information on M25 design mix in Bangalore region.

Get Price### CE 39007 – Concrete Lab - Lecture8

5 IS 2000 Clauses In specifying a particular grade of concrete, the following information shall be included: Type of mix that is design mix concrete or nominal mix concrete Grade designation Type of cement Maximum nominal size of aggregate Minimum cement content (for design mix concrete) Maximumwater-cementration Workability Mix proportion (for nominal mix concrete)

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The concrete mix design as recommended by IS: 10262- The engineering properties of the PA were also 1982 was used to prepare test samples and its details are compared to those of the reference concrete. ... 2349-6495(P) | 2456-1908(O) VI. VARIOUS TEST ON CONCRETE Aggregate Crushing Value (IS: 2386 PART 4 - 1963) Aggregate Abrasion Value (IS ...

Get Price### Concrete Mix Design as per IS 10262-2009 - Procedure and ...

considered. In India, mix design is carried out by following the rules prescribed in IS 10262: 2009 & IS 456:2000. As a well known fact, every country has its own codes to design a concrete mix. In this paper, an attempt has been made to compare the Concrete Mix Design of M35 grade by the

Get Price### IS 10262 (2009): Guidelines for concrete mix design ...

earlier title 'Recommendedguidelines for concrete mix design'. b) The applicability ofthe standard has been specified for ordinary and standard concrete grades only. c) Various requirements have been modified in line with the requirements of IS 456 : 2000 'Plain and reinforced concrete - Code ofpractice (fourth revision)'.

Get Price### Comparative LCA of recycled and natural aggregate concrete ...

Aug 10, 2019· Influence of mix design method. The concrete proportioned using PPM mix design approach (NAC PPM, and RAC PPM) exhibits higher environmental impacts for each category as compared to the concrete proportioned using conventional approach (IS: 10262, 2009) while considering same aggregate type (NCA or RCA) .

Get Price### What is a coarse aggregate? - Quora

Coarse aggregate is the portion of the concrete which is made up of the larger stones embedded in the mix. Concrete contains three ingredients; Water, cement, and aggregate. That aggregate is made of fine sand and coarse gravel.

Get Price### Illustration of Mix Design of Concrete by ISI Method

ISI Mix Design Method:- Example: Present investigation includes design of concrete mix (non-air entrained) for medium strength concrete. The guidelines given in various codes like SP: 23-1982, IS: 10262-1982 and IS: 456-2000 has been adopted for mix design of concrete.

Get Price### Mix design M30 Grade designed as per IS 10262:2009 & IS ...

Mix proportioning for a concrete of M30 grade is given in A·I to A-ll. ... (IS 10262:2009) Volume of coarse aggregate corresponding to 20 mm size aggregate and fine aggregate (Zone II) for water-cement ratio of 0.50 =0.62 . ... We hope this would be of great significance to civil engineers seeking information on M30 design mix in Bangalore region.

Get Price### Mix Design of Concrete – CIVIL TECH

May 30, 2018· Introduction The process of selecting suitable ingredients of concrete and determining their relative amounts with the objective of producing a concrete of the required, strength, durability, and workability as economically as possible, is termed the concrete mix design. The concrete mix design involves various steps, calculations and laboratory testing to find right mix proportions.

Get Price### Concrete Mix Design Calculation for M20, M25, M30 Concrete

Sep 19, 2020· Concrete Mix Design Procedure. Data Required for Concrete Mix Design (i) Concrete Mix Design Provision ⦁ Characteristic Compressive Strength needed in the field at 28 days grade designation = M 25 ⦁ Maximum size of aggregate = 20 mm ⦁ Workability = 55-75 mm ( slump value ) ⦁ Degree of quality control = Good ( as per IS 456 )

Get Price### Replacement of recycled coarse aggregates with natural ...

fine aggregate and course aggregate. The making of concrete is a one way process i.e. once it is made it is ... Also it is the one of those things which has negative scrap value. So concrete’s recycle is a very important step for the environment. 2. Literature review . 2.1 M. Etxeberria , E. Vázquez, A. Marí, M. ... Mix design is done as ...

Get Price### Concrete Mix Design: Illustrative Example M30 Grade (M20 ...

Concrete Mix design is to arrive at proportions. A Step-by-Step detailed concrete Mix design Procedure to calculate cement, sand, aggregate, water & admixture content in to prepare M30 Grade concrete.

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