Expertise - Reliable service delivered by specialists Quality - Ensuring stunning, long-lasting results Professionalism - Delivering impeccable service to all clients Trusted - Established since 1956Expertise - Reliable service delivered by specialists Quality - Ensuring stunning, long-lasting results Professionalism - Delivering impeccable service to all clients Trusted - Established since 1956


Are you aware that poor groundwork can lead to costly delays and structural issues in construction projects? It’s a fact that nearly 30% of construction projects experience problems due to inadequate groundwork. But fear not, as we at B. Harris Surfacing are here to help.

From site surveys to stabilisation works, we help to set a solid foundation for all construction projects. Read on to learn more about the significance of groundwork and how it can make all the difference in achieving your construction goals.

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What Exactly Are "Groundworks"?

Groundworks encompass a comprehensive range of building services that are crucial for the successful construction of any project, ensuring that the foundation and sub-surfaces are prepared to the highest standards. Groundworks are essentially any building work that takes place on or under the ground. These works include excavation, levelling, and compaction of the ground, as well as the installation of drainage systems, utilities, and foundations.

The purpose of groundworks is to provide a stable and level base for the construction process to take place. This involves removing any obstacles or debris from the site, ensuring proper drainage to prevent water accumulation, and creating a solid foundation to support the structure. Groundworks are a critical first step in any construction project, as they lay the groundwork for the success of the entire build.

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Our groundworks begin with the preparation phase, during which we thoroughly assess the previous land usage, current stability, and potential challenges that may arise during the groundwork process.

During the assessment, we investigate the previous land usage to determine its impact on the ground’s stability. This includes examining whether the land was previously used for industrial purposes, agricultural activities, or residential development. Understanding the land’s previous usage is crucial as it helps us identify any potential contamination or structural issues that may arise during the groundwork.

We also assess the current stability of the site, evaluating the soil conditions and geology. This analysis allows us to determine the load-bearing capacity of the ground and ensures that the foundation can adequately support the structure. Additionally, we examine hydrology and hydrogeology to identify any potential water issues, such as high water tables or poor drainage, which could impact the stability of the construction.

Site Surveys

After thoroughly assessing the previous land usage and stability, the next crucial step in our groundwork process is conducting site surveys to ensure accurate preparation for construction. Site surveys are essential for gathering detailed information about the land and its surroundings, enabling effective planning and execution of the project.

During the site survey, various measurements and assessments are carried out to determine the topography, soil conditions, and any potential obstacles or hazards. This includes mapping the contours of the land, assessing slope stability, and identifying any underground utilities or structures that may impact the construction process. The surveys also provide valuable data for designing the drainage system and ensuring proper water management on the site.

Using advanced surveying equipment and techniques, our team precisely collects and analyses data to create accurate site plans and 3D models. This allows us to identify the optimal locations for foundations, access roads, and other essential structures. Site surveys also help in determining the appropriate construction methods and materials required for the project.

Stabilisation Works

Stabilisation works play a crucial role in ensuring the stability and safety of the substructure of a construction project. The key components involved in stabilisation works include ground anchors, soil nails, and retaining walls.

Ground anchors are commonly used to provide lateral support to retaining walls and slopes. They consist of a steel tendon that is installed in a pre-drilled hole and then grouted in place. The tendon is tensioned, transferring the load to the surrounding soil and improving its stability.

Soil nails are another important component of stabilisation works. They are typically used to reinforce slopes or retain soil. Soil nails are installed by drilling holes into the ground and inserting grouted steel bars. The bars are then tensioned, improving the stability of the soil and preventing slope failure.

Retaining walls are often utilised in stabilisation works to support and retain soil or other materials. These walls can be constructed using various materials, such as concrete, steel, or timber. The design and construction of retaining walls are crucial to ensure their stability and effectiveness in preventing soil movement.

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What Does "Groundworks" Cover?

When considering a construction project, it is crucial to understand what groundworks entail. Groundworks encompass a range of activities that focus on preparing the foundation and sub-surfaces of a construction area. This includes tasks such as excavation, site clearance, levelling, and drainage installation. Once groundworks are completed, it sets the stage for the subsequent phases of construction, ensuring a solid and stable base for the project.

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What Do Groundworks Involve?

One of the main components of groundwork includes initial site clearance, where the topsoil is removed and the ground is properly levelled. This is followed by drainage works, where a system is installed to manage the flow of water and prevent flooding.

Foundation laying is another crucial aspect of groundwork, as it provides a solid base for the structure to be built upon. The type of foundation used depends on the soil conditions of the site.

Landscaping is also a part of the groundwork, which involves shaping the land, planting trees, and creating outdoor spaces. Additionally, retaining walls are constructed to prevent soil erosion and collapse. Groundworks are essential for ensuring a stable and suitable foundation for any construction project.

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What Happens After Groundworks?

Once the groundwork has been completed, the next step involves constructing the substructure, where the foundations are built to ensure a stable and solid base for the construction project. The substructure is a crucial element as it supports the weight of the entire structure, distributing it evenly to prevent any structural failures or collapses.

The foundation is typically constructed using reinforced concrete, which provides strength and durability. It is essential to carefully follow engineering plans and regulations to ensure the foundation is built to the correct specifications.

Additionally, after the completion of groundwork, aesthetic landscaping can also be carried out, such as the creation of driveways and terracing, enhancing the visual appeal of the construction project. Overall, the successful completion of the substructure is vital for the long-term stability and safety of the construction project.