A chemical attack is caused by a dissolution of substances, or a reaction between a substance and components of concrete – the resulting products from these reactions have the potential to cause problems with structure, due to dissolution or expansion.

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Commercial concrete is used to develop and enhance business facilities – from industrial buildings and warehouses to retail stores and car parks. It can be found in almost every structure, including the walls, floors, exterior walkways and even within architectural details.

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High Strength Concrete (HSC) has been developed over the past several decades, prepared by introducing water-reducing admixtures and high strength cementitious materials. The demand for these materials has grown significantly over the last 10 to 15 years.

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From a DIY job at home to an engineering project, concrete is a diverse product that is adaptable and well-utilised throughout New Zealand. Here, we break down what you need to know for general-purpose DIY cement projects, and give advice on the use of ready mix concrete.

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Green Star is a comprehensive, internationally-recognised rating scheme that evaluates the environmental standards of New Zealand's buildings. A Green Star rating puts your buildings at the top of the standards for sustainability.

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Mass pours are largely beneficial with saving the associated costs and time with the decreased number of necessary joints. Because excess thermal energy is produced in large mass pours, it can often lead to cracking of the concrete – and a low heat cementitous solution is required.

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Corrosion of steel reinforcement in concrete is the most common problem affecting the durability of reinforced concrete structures. With much of NZs infrastructure located close to the coastline, protection against marine environments is a paramount consideration for the construction industry.

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Cement stabilisation is an effective method that increases the load-bearing capacity of New Zealand’s roads, and reduces it’s sensitivity to water. The process is paramount to construction within our country.

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Precast concrete is produced by casting concrete in a reusable mould or form, and is widely popular throughout NZ’s construction industry – allowing design versatility and minimal maintenance.

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Concrete is a strong and durable material used within residential construction for both decoration and function. From footings, foundation walls and floor slabs to sidewalks, driveways and patios – concrete is a crucial feature in nearly every residential project.

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Sprayed concrete – more commonly known as shotcrete – is a method of applying concrete or mortar projected from a nozzle at a high velocity on a vertical or sloping surface. The immense force of the impacting jet compacts the material in place, and can support itself without sagging – whether on a vertical, sloping or overhead surface.

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