The repair of a French building classified as an historic monument must meet specific requirements, in particular very precise rules within the framework of the scientific and technical control exercised by the services of the French Ministry of Culture. Repair work must not alter the general appearance of the building or the nature of the materials. In this context, this paper discusses the various operations carried out on an iconic building of the Modernist Architectural Movement situated on the seaside, Villa E-1027 located in Roquebrune-Cap-Martin (06), French Riviera involving: investigation, diagnosis, identification of reinforcing steel corrosion root cause, implementation of a repair strategy, pilot test, installation of cathodic protection by impressed current and results.
Key words: reinforced concrete, cathodic protection, preservation.