Dampness in buildings can lead to various structural and health issues, which is why it is essential to take adequate precautions during the planning and design stages to prevent its occurrence. At the early stages of building construction, certain strategies can be implemented to ensure that dampness does not become a problem later. The first step is to thoroughly analyze the site where the building is to be constructed. This involves studying the local climate conditions, groundwater levels, and soil types. For instance, buildings should not be built in areas with high water tables or poor drainage conditions. If the site is prone to flooding, additional measures such as raising the foundation or providing adequate drainage must be considered. One of the primary concerns when it comes to preventing dampness is the design of the foundation and its interaction with the ground moisture. The foundation must be designed to prevent moisture from rising into the walls, a phenomenon known as rising damp. To combat this, a damp-proof course (DPC) is typically installed at the base of the walls. This is usually a layer of impervious material, such as bitumen or plastic, which prevents water from penetrating the building structure. The DPC should be placed at a minimum height of