Hampstead Piling, Groundworks & Basement Pool Construction Located in one of North London’s most prestigious areas, this Hampstead project showcases Basement Structures’ expertise in complex piling, groundworks, and basement pool construction. The team delivered a fully engineered waterproof basement with a structural steel frame, designed to accommodate a luxury swimming pool. Precision, safety, and craftsmanship combined to transform the property’s lower level into a high-end leisure space built to last.