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Natural History Museum
Roofing Works
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The Natural History Museum is a Victorian masterpiece, celebrated for its soaring halls, ornate terracotta façades, and richly decorated interiors. Our work combined conservation expertise, traditional craftsmanship, and innovative solutions to safeguard the building’s fabric, improve energy efficiency, and protect its collections, ensuring this iconic landmark continues to inspire for generations to come.
Client
The Trustees of the Natural History Museum
Dates
Started in 2022
Location
Westminster
Grade listing
Grade I
Fabric
Lead
Slate
Glass
Terracotta
Plaster
Timber
Brick
A Cathedral of Science in South Kensington
Rising beside the grand avenues of South Kensington, the Natural History Museum stands as one of the most celebrated Victorian buildings in Britain. Grade I listed and widely regarded as one of the greatest museum buildings of the 19th century, it was designed not only to display scientific discoveries but to inspire wonder through architecture itself. Over time, however, the complex roofscape and decorative interiors required careful intervention to ensure the building could continue to protect its collections and welcome millions of visitors each year.
Engineering Access Above the Galleries
One of the most innovative aspects of the project was the introduction of a bespoke rolling scaffolding system. Designed specifically for the building, the structure created a temporary roof during the replacement works, protecting the museum below from the elements. The scaffold was engineered to remain lightweight so as not to exceed the building’s structural load limits, while its mobility allowed it to move across the roof as different phases of work progressed.
This flexible system also allowed the project team to adapt quickly to the demands of working in a live environment, simplifying logistics and enabling safe access throughout the works.
Renewing the Roofscape
The project included a comprehensive programme of roof works designed to improve both durability and environmental performance. Slate roofing and glazing were replaced where necessary, while timber elements within the roof structure were repaired. Safety-access walkways were installed to allow future maintenance to be carried out safely.
DBR Leadwork undertook extensive lead repairs and replacements, including work to flat roof coverings and patch repairs on the Mammals Corridor roof. Additional systems, including lightning protection, fire safety measures, and permanent roof walkways, were installed to support the long-term management of the building and the protection of its collections.
Conserving the Interior Fabric
Alongside the roof works, DBR Conservation carried out cleaning and restoration to the museum’s historic interiors. Terracotta elements were carefully cleaned using latex poultice methods, preserving the intricate architectural details while removing accumulated surface deposits.
Within the gallery spaces, decorative ceiling schemes were refurbished using heritage paint systems. Historic oak flooring was repaired and refinished across the gallery wing, while cast iron floor grilles were restored and refinished to complement the renewed interior surfaces.
Working Within a Living Museum
Throughout the project, the museum remained open to the public, requiring careful coordination between DBR teams and museum stakeholders. Logistics planning, scaffold management, and clear communication were essential to maintaining safe access for both visitors and staff while works progressed above and around them.
Through this combination of technical innovation and sensitive conservation, the project ensured that the Natural History Museum continues to protect its collections, welcome visitors, and stand as one of the great monuments of Victorian science and architecture.
