Part 1 examines the durability of steel in concrete. With Part 2 on investigation and assessment, and Part 3 on protection and remedial work, it sets out the basic principles of these processes for all those concerned with the design and maintenance of durable structures: owners, tenants on repairing leases, architects, surveyors, engineers, material scientists and contractors. It also examines existing standards of construction and the lessons learned from the investigation of cases of corrosion in concrete.