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Why Do They Cut Lines in Concrete?

When concrete is poured, it is very important to cut expansion joints in the concrete. By cutting control joints in the concrete you can better control the random cracking that inevitably occurs in concrete slabs soon after the concrete is poured and set.

Why Do They Cut Lines in Concrete?

One of the most common reasons for cutting lines in concrete is for the purpose of controlling joints. Control joints are used to help control where and how cracks will form in concrete. When concrete is poured, it naturally shrinks as it hardens, and if it does not have control joints, the shrinkage can cause large and unsightly cracks.

By cutting lines in the concrete, the control joints provide weakened planes in the concrete that allow the concrete to crack in a controlled manner. Control joints can be either straight or saw-cut and may be cut into the concrete after it has set, or they can be pre-formed in the formwork used to shape the concrete.

Another common reason for cutting lines in concrete is to create decorative patterns. This is often done in sidewalks, driveways, patios, and swimming pools. Patterns are cut into the concrete to create a unique and attractive look. The patterns are made by cutting lines in the concrete in a variety of shapes and sizes. They can be circles, diamonds, squares, or any other shape imaginable. This type of decorative concrete can drastically enhance the look of a landscape or outdoor space.

When cutting lines in concrete, it is important to use the correct equipment. The type of

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