How to calculate concrete requirements exactly

How to calculate concrete requirements exactly

how to calculate the cement requirement

There are many ways to calculate the need for cement for plastering walls, foundations and floors accurately. Read the review here, go.

One of the building materials needed for the construction and renovation of a house is concrete.

Usually, these building materials are needed for wall plastering, foundation work and the installation of ceramic floors.

Construction material is also needed when installing hebel bricks for the walls of the house, as well as other parts.

For those who are still new in the construction sector, they can guess how many bags of cement are needed to build a house.

So, how much concrete is needed for 1 square meter?

Instead of being confused, it is a good idea to know how to calculate the cement and sand requirements.

However, before that, know in advance the various advantages of calculating material requirements.

Why is the calculation of cement requirements very important?

When the Property People want to build a house or renovate, it is important to calculate the requirement of cement per square meter.

There are many benefits when doing calculations of concrete needs, here is an explanation.

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1. More Saving Development Time

The benefits that you can feel when you practice how to calculate the needs of cement to build a house are that you can save the processing time.

Imagine, in the middle of the construction process, the concrete is finished.

Of course, you have to buy a new cement first and it takes time, because it interferes with the work process.

2. Better Cement Mix

To calculate the cement requirements for floors and walls, you will have enough supplies when you make the cement mortar.

This of course has an impact on the quality of the cement mortar that will be strong and solid, so that the building becomes more durable.

How to calculate the cement requirement for wall plaster

1 bag how much m2

The price of the last 1 bag of cement has various values. But in general, it ranges from Rp. 40,000 to Rp. 60,000.

Let’s take a look at how to calculate the concrete requirements for the stove floor and the walls below, which are quoted from different sources.

1. Measure the size of the room

Suppose you want to build a room with a size of 4m x 4m. Then the calculation of the area to be cemented just multiplied, the result is 16 m2.

2. Calculate Needs Per Meter2

After knowing the area of ​​the area to be cemented, it is time to continue to calculate the requirement of cement per meter2.

The illustration of the calculation is as follows: 16 m2 x 9.8 kg = 156.8 kg of concrete.

3. Calculate the estimated bag of cement purchased

If you choose cement that weighs 40 kg, then how to calculate the cement requirements as follows:

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156.8: 40 kg = 3.9 bags or rounded into 4 cement bags.

After having an estimate of the amount of cement you want to buy, you need to multiply it by the price of cement on the market.

The price of a bag of cement depends on the brand and the type of cement needed in the construction or renovation of the house.

How to calculate the cement requirement for the foundation

how to calculate the cement requirement


It is very important to calculate the proper construction material for the foundation of the house to create a strong foundation.

Well, one of the materials used for the foundation is cement that will be mixed with sand and cement.

Therefore, it is also important to know how to calculate the concrete for the foundation needs of a building.

The main thing to consider when making a foundation is the depth, thickness and dimensions of a foundation.

For example, you want to make the foundation 38 m long, 25 cm wide, and 25 cm thick.

So the illustration of the calculation:

Volume: 38 mx 0.25 mx 0.25 m = 2.375 m³

Foundation volume x concrete density: 2,375 m³ x 2,325 kg/m³ = 5521,875 kg

Concrete requirement 1/6.5 x 5521.875 kg) = 849.5 kg

The cement requirement is 849.5kg / 50kg = 16.99 per bag

So, to make a house foundation with a length of 38 meters, you need 17 bags of cement.

How to calculate the cement requirement for the floor

concrete needs for minimalist home floors


According to building standards in Indonesia, a house floor measuring 1 m² requires 10 kg of concrete.

Consider an example of calculating cement requirements for floors as follows.

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Floor size: 4m x 3m

Surface: 4m x 3m = 12m²

Cement requirements: 12 x 10 kg = 120 kg

Cement requirement: 120kg / 50kg = 2.4 bags

Therefore, for a room area of ​​12 m2, between 2.5 and 3 bags of cement are needed.

It is how to calculate the needs of cement for different purposes.

I hope this is useful for those of you who are preparing a renovation budget and building a house, yes.

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