Fibre Reinforced Concrete: Cost-Saving Technique Used in Building Houses

A collage image of Fibre Reinforced Concrete (left) and a constructor placing a fabric mesh on a wall (right).
A collage image of Fibre Reinforced Concrete (left) and a constructor placing a fabric mesh on a wall (right).
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The constructor

Innovation in the construction industry has seen constructors develop new technology for building houses that boost quality and save on costs.

One of the innovations that is rapidly gaining popularity is the use of fibre-reinforced concrete.

Here, contractors add pieces of fibre when mixing concrete. The commonly used fibres include cellulose which is obtained from parts of a plant such as leaves, carbon fibres polyester fibres, among others.

Fibre-reinforced walls are commonly used in the construction of walls and are sometimes used on floors.

Workers at a building under construction
Workers at a building under construction in Nairobi County on November 2021.
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Construction in Kenya

This technique of reinforcing concrete not only makes the concrete tough but also makes it durable.

Experts in the construction industry indicate that a block of reinforced concrete can last twice as much non reinforced concrete.

This technology is picking pace as it aids in maintaining the structural integrity of a building.

Another reason why fibre-reinforced concrete is preferred is that it also helps reduce cracks that appear in buildings with time.

Apart from increasing the durability of the concrete, this technology also reduces instances of cracks.

However, one disadvantage is that overexposure to rain may leave the fibres exposed.

Apart from fibre, others use a thin mesh of fabric. In this technology, a mesh of thin fibre is placed on the desired wall before a layer of concrete is applied.

"The fabric fibres unite with the mortar to achieve a good bond. The mortar or the concrete mix used for textile-reinforced concrete must have sufficient plastic consistency, low viscosity, good workability, and sufficient shear strength to achieve this bond.

Mostly cement-based matrix is most commonly used for this technique," a global construction company stated.

Habitat for Humanity Kenya Leader’s Build supporters during the construction of houses in Machakos County.
Habitat for Humanity Kenya Leader’s Build supporters during the construction of houses in Machakos County.
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