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Sam and Jen from SJ Ward Builders continue their single-storey side extension project.
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The Brickwork Stage of Building an Extension in the UK
The process of extending a home is marked by various phases, each having its own significance and intricacies. One of the most pivotal stages, particularly in the context of the UK with its rich tradition of brick-built houses, is the brickwork stage. This stage not only provides the skeletal structure to the extension but also often becomes the face of the house, tying it seamlessly with the existing structure or setting it distinctly apart.
The Beauty of Bricks:
In the UK, bricks have long been a favoured building material. Their durability in the face of the UK’s often damp climate, combined with their classic aesthetic appeal, makes them a natural choice. But more than just the functional and aesthetic values, brickwork represents craftsmanship that has been passed down through generations.
Preparation is Key:
Before the bricklaying begins, it’s crucial to ensure the foundations are ready and robust. The first course of bricks, known as the damp proof course (DPC), is crucial in preventing moisture from rising up the walls. It’s typically laid above ground level to ensure moisture from the ground doesn’t seep into the brickwork.
The Bricklaying Process:
Professional bricklayers often begin with the corners, ensuring they’re square and level. These serve as guides, both in terms of level and direction. The mortar, a mix of sand, cement, and water, acts as an adhesive binding the bricks together. In the UK, the most common bond patterns are stretcher bonds for cavity walls and Flemish bonds for solid walls. These patterns not only enhance the structural integrity of the walls but also add an element of aesthetic detail.
For extensions, it’s essential that the new brickwork either matches or complements the existing building. This might mean sourcing the same type of bricks or choosing ones that contrast yet complement the original structure.
Incorporating Openings:
Brickwork isn’t just about laying bricks. It’s about accommodating windows, doors, and perhaps even integrating special features like decorative brick patterns, recesses, or inbuilt shelves. Typically made of steel or concrete, lintels are incorporated above these openings to distribute the weight and prevent the brickwork from collapsing.
Challenges and Considerations:
The unpredictable British weather can be a challenge during the brickwork stage. Wet conditions can affect the setting of the mortar, and frost can cause bricks to crack. Therefore, monitoring the weather and ensuring bricks are covered or protected when necessary is crucial.
Another challenge, especially in older homes, is matching the new bricks with the existing ones. Over time, bricks can change colour due to weathering. Finding a close match or opting for a contrasting yet harmonious colour can make all the difference in the final appearance of the extension.
Finishing Touches:
Once the brickwork is complete, it’s time for pointing – the process of finishing the mortar joints. This not only strengthens the structure but also gives it a polished look. Different pointing styles, from the traditional recessed to the more contemporary flush pointing, can significantly affect the finished look.
The brickwork stage of building an extension in the UK is a harmonious blend of art and science, tradition and innovation. It’s about creating a space that stands the test of time while also making a statement, whether subtle or bold. Each brick laid is a step closer to realising the dream of a perfect extended space.
