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# how to estimate yield of concrete for volume batching ### HOW TO ESTIMATE YIELD OF CONCRETE FOR VOLUME BATCHING ...

Aug 12, 2015  Absolute volume = weight of the materials / (apparent specific gravity * unit weight of water) Example Calculation. Estimate the yield of concrete per bag of cement for a concrete mix of proportion (1:2:4). By Rule of Thumb. A bag of cement containing 50 kg of cement is considered to have a volume of 0.035 m 3. Therefore a = 0.035 m 3. Then ...

get price ### How to determine concrete yield

To calculate yield the following formula should be used: Y = s___ , in which n Y = yield of concrete produced per 94-pound bag of cement, in cubic feet; S = volume of concrete produced per batch in cubic f e e t ; N = number of bags of cement in the batch. Re l a t i v e yield, which is the ratio of actual volume of

get price Jan 14, 2019  Yield: The volume of concrete produced per batch. See ASTM C138 / C138M

get price ### Computing and Measuring Yield Concrete Construction Magazine

Jun 30, 2014  Dividing 7533 pounds (the batch weight) by 141.6 (the measured unit weight) gives us a volume in the mixer of 53.2 cubic feet instead of the expected 54 cubic feet (27 cf/cy x 2). The yield then is 53.2/54 = 0.985, or 1.5% less than promised. While C138 checks the density of the fresh concrete by filling, consolidating, and finishing concrete ...

get price ### 6 Quick Tips for Calculating Concrete Yield

Nov 17, 2020  One risk that can be mitigated with technology is concrete yield. Concrete yield is the volume of freshly mixed concrete from a known quantity of ingredients. Ready-mix concrete is sold on the basis of the volume of fresh, unhardened concrete—in cubic yards or cubic meters—as discharged from a truck mixer.

get price ### ASTM C138 - ACI Density, Yield, and Air Content of Concrete

The yield in cu.m. Yield per batch in cu.yards x .764 = yield in cu.meters (1 cu. yd. = .764 cu. meters. This will not be on the test.) The yield per cubic yard in cu.ft./cu.yd. Yield per batch [result from (a)] / cu.yds delivered = yield per cu.yd. in cu.ft./cu.yd. Relative yield is the ratio of the actual volume of concrete obtained to the ...

get price ### Computing and Measuring Yield Concrete Construction Magazine

Jun 30, 2014  Dividing 7533 pounds (the batch weight) by 141.6 (the measured unit weight) gives us a volume in the mixer of 53.2 cubic feet instead of the expected 54 cubic feet (27 cf/cy x 2). The yield then is 53.2/54 = 0.985, or 1.5% less than promised. While C138 checks the density of the fresh concrete by filling, consolidating, and finishing concrete ...

get price ### VOLUME BATCHING OF CONCRETE – THEORY EXAMPLE CALCULATION ...

Jun 17, 2016  When this measurement is done on the basis of volume, we call it Volume Batching. Below are mentioned some of important points to remember before adopting volume batching method in field. Volume batching is not a good method for measuring concrete materials. It is not applicable in case of reinforced concrete structure. This method of concrete ...

get price ### Yield of Concrete Concrete Construction Magazine

In a batch of concrete, the sum of the absolute volumes cement, aggregate and water plus the volume of air is equal to the volume of concrete produced per batch. Weights of the various ingredients must be chosen to yield a design volume (usually one cubic yard) of concrete with the desired cement content, water-cement ratio and air content.

get price ### Concrete mix ratio by volume these ratios also act as a ...

Aug 12, 2015  Y = yield of concrete produced per 94-pound bag of cement, in cubic feet; S = volume of concrete produced per batch in cubic f e e t ; N = number of bags of cement in the batch. Re l a t i v e yield, which is the ratio of actual volume of c o n c r ete obtained to the volume as designed for the batch, can be calculated with the following form u.

get price ### CIP 8 - Discrepancies in Yield

CIP 8 - Discrepancies in Yield WHAT is Concrete Yield? Concrete yield is defined as the volume of freshly mixed concrete from a known quantity of ingredients. Ready mixed concrete is sold on the basis of the volume of fresh, unhardened concrete-in cubic yards (yd 3) or cu-bic meters (m3) as discharged from a truck mixer.

get price ### What is yield? - American Concrete Institute

What is yield? Q. What is yield? A. Yield is the volume of fresh concrete produced in a batch, expressed in cubic meters. It is calculated by dividing the total mass of the material by the measured density of the freshly mixed concrete. References: SP-1(02) Topics in Concrete: Concrete

get price ### Tex-417-A, Unit Weight, Yield, and Air Content ...

♦ Y = volume of concrete produced per batch, m3(yd3) ♦ Yd = volume of concrete which the batch was designed to produce, m 3(yd3) ♦ Yf = volume of concrete produced per batch, m 3 (ft3). NOTE 1: The theoretical weight per cubic foot or cubic meter is, customarily, a laboratory

get price ### What Yield Can Do For You Concrete Construction Magazine

Nov 09, 2009  That weight divided by the volume is the density in pounds per cubic foot. Yield is determined as batch weight divided by density. This is converted to relative yield, which is the total volume of the concrete received divided by the volume the producer intended to provide. If relative yield is 1.00, then it's exactly the same.

get price ### Concrete Calculator - Estimate Cement, Sand, Gravel ...

Our mix-on-site concrete calculation is based on batching by volume (Large construction sites employ batching by weight which is more exact). You can also estimate the quantity of sand and gravel required by weight; Simply multiply the volumetric quantity of sand and gravel with 1400 kg/m 3 (bulk density of sand) and 1600 kg/m 3 (bulk density ...

get price ### How to Calculate Quantities of Cement, Sand and Aggregate ...

The dry volume of concrete mixture is always greater than the wet volume. The ratio of dry volume to the wet volume of concrete is 1.54. So 1.54 Cum of dry materials (cement, sand and aggregate) is required to produce 1 Cum of concrete. Volume of Cement required =

get price ### HOW TO CALCULATE CEMENT SAND AGREEGATE IN CONCRETE ...

#Mix_Proportions #Ratio #Cement #Sand #Agreegate #Volume_Bathing_of_Concrete

get price ### How to Determine Concrete Yield Concrete Construction ...

Concrete yield is an important consideration on many jobs. An engineer may compute the number of cubic yards of concrete needed for a 500,000 square foot floor, and the ready mix producer may deliver the concrete in complete accordance with the specifications. Yet when the specified number of cubic ...

get price ### Concrete Mix Design Archives - CivilBlog.Org

Apr 26, 2016  how to estimate yield of concrete for volume batching? Suryakanta August 12, 2015 Yield of Concrete There are various factors which affect the yield of concrete for a given proportion of concrete ingredients, such as Water-cement ratio Size of aggregate Method

get price ### measuring nicety concrete batching plant for construction

Methods of Batching Concrete - The Construction Encyclopedia. The process of measuring ingredients or materials to prepare concrete mix is known as batching of concrete. Batching can be done by two methods volume batching and weight batching. Batching should be done properly to get quality concrete mix. Contents:Methods of Batching Concrete1.

get price ### What is yield? - American Concrete Institute

What is yield? Q. What is yield? A. Yield is the volume of fresh concrete produced in a batch, expressed in cubic meters. It is calculated by dividing the total mass of the material by the measured density of the freshly mixed concrete. References: SP-1(02) Topics in Concrete: Concrete

get price ### How to Determine Concrete Yield Concrete Construction ...

Concrete yield is an important consideration on many jobs. An engineer may compute the number of cubic yards of concrete needed for a 500,000 square foot floor, and the ready mix producer may deliver the concrete in complete accordance with the specifications. Yet when the specified number of cubic ...

get price ### Fundamentals of Concrete

The absolute volume of a concrete mix can be determined if the weight and bulk specific gravity of the components are known. For a concrete mix with 90-lbs of coarse aggregate with Gs = 2.65, 60-lbs of fine aggregate with Gs = 2.63, 25-lbs of cement, and 12-lbs of water the absolute volume is

get price ### Yield .. What Is A 1. What is Concrete Yield?

concrete made from a known quantity of ingredients. It is sold on a volume basis, usually in cubic meters (m3). Since ready-mix concrete is batched by mass it is necessary to convert the plant scale readings to volume for sale. CAN/CSA - A23. 1 states: “The volume of freshly mixed and unhardened concrete in a given batch shall be determined

get price ### CIP 8 - Discrepancies in Yield

Jan 08, 2018  Further, the volume of hardened concrete in place may be about 2 percent less than its volume in a freshly mixed state due to reduction in air content, settlement and bleeding, decrease in volume of cement and water, and drying shrinkage. Most yield complaints concern a perceived or real de-ficiency of concrete volume. Concerns about yield ...

get price ### Question 1: Calculation of volume of a batch of Chegg

Transcribed image text: Question 1: Calculation of volume of a batch of concrete: The following masses of materials are used to produce a batch of concrete. What is the volume of the concrete if the air content is 3%. (Air content is the volume of air exposed as a percentage of the concrete volume) In SI (International System of Units) units: Material Mass (kg) Specific Gravity Cement 262 3.07 ...

get price ### How to Calculate Quantities of Cement, Sand and Aggregate ...

The dry volume of concrete mixture is always greater than the wet volume. The ratio of dry volume to the wet volume of concrete is 1.54. So 1.54 Cum of dry materials (cement, sand and aggregate) is required to produce 1 Cum of concrete. Volume of Cement required =

get price ### volume batching of concrete - iranpackingmachinery

Batching by volume - DIY - The Concrete Society. Batching by volume - DIY. When concrete is to be mixed on site rather than ordered from a ready-mixed concrete supplier an estimate of the materials needed is necessary.

get price ### volume batching of concrete Croatia

volume batching of concrete - xsfmachine. Process of volume Batching: In volume batching the cement fine aggregate coarse aggregate will be taken in volume. For 1 box of cement 2 box fine aggregate and 4 box of coarse aggregate are taken (1:2:4). This type of volume batching is used only for small construction like repair work.

get price ### Minnesota Department of Transportation - MnDOT

Yield and Batching The inspector is required to estimate the amount of concrete wasted and to calculate the volume placed during the day. The sy of overlay produced during the day shall also be recorded. yield (see Concrete Manual) and batching records. This value is then used to determine the quantity of cencrete produced during the day's pour.

get price ### Home - Nebraska Department of Transportation

Total Batch Weight Yield (Volume of Concrete) Material Volume Total Volume of Material and Air Cement Content per Cubic Yard Target Cement Content per Cubic Yard Relative Cement Yield SCM Supplementary Cementitious Material (62.4*(G/100)*N*X) = (62.4*(H/100)*O*X) = (62.4*(I/100)*P*X) = This sheet is used to calculate the yield per cubic yard ...

get price ### How to calculate a concrete mix design

sand’s SG is 2.61. Also, we will need to calculate the volume of the entrained air in the mix. After calculating the volume of each material, we must add them up. Frank Bowen (right) and Paul Ramsburg experiment in the laboratory to find the optimum proportions for their concrete mix design examples. Example problem Coarse aggregate = 1,560

get price ### How Many 80 Lb Bags Of Concrete Do I Need?

How do you calculate yield of concrete? Yield is determined as batch weight divided by density. This is converted to relative yield, which is the total volume of the concrete received divided by the volume the producer intended to provide. If relative yield is 1.00, then it’s exactly the same. But this is expressed as cubic feet per cubic yard.

get price ### measuring nicety concrete batching plant for construction

Methods of Batching Concrete - The Construction Encyclopedia. The process of measuring ingredients or materials to prepare concrete mix is known as batching of concrete. Batching can be done by two methods volume batching and weight batching. Batching should be done properly to get quality concrete mix. Contents:Methods of Batching Concrete1.

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