# Concrete Mix Formula?

## Answer

The formula for mixing concrete is three parts stone, two parts sand and one part cement. It is commonly written as 3-2-1. For the formula to be effective, please ensure that you mix these three raw materials thoroughly.
Q&A Related to "Concrete Mix Formula?"
 Add water while mixing until desired consistency. Despite popular belief, there is no exact formula. It not like cake mix. http://wiki.answers.com/Q/What_is_the_basic_formul...
 1. Know that the formula for calculating concrete consists of the following: (length x width x height)/27) x 1.05 = Total concrete needed plus 5 percent extra. The length, width and http://www.ehow.com/how_5666238_calculate-concrete...
 1. Figure out how much premixed concrete you will need for your project. Multiply the length times the width times the depth of the space you need to fill. This will tell you give http://www.wikihow.com/Use-Prepackaged-Concrete-Mi...
 This formula works only with a percent-volume of the two substances. This formula can also be expanded to an infinite number of materials that make up a sample, so long as the sum http://www.quora.com/Science/What-is-the-formula-f...
1 Additional Answer
For general purpose concrete, mix 1 part of cement, with 2 parts of sand and 3 parts of gravel. You can easily mix small amounts of concrete in a wheelbarrow with a spade but larger amounts require a concrete mixer. When mixing, a use a smaller spade as it is easier to work with than a larger one.
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The concrete calculations formula is (L x W x D)/27 = CY. To use this formula, calculate the cubic volume of the area that requires concrete and then divide the ...
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When mixing concrete by hand, you should combine cement, sand and coarse aggregate in the ratio 1:2:3 respectively using a shovel and ensure they are properly ...
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