Hospitals, courts and a shopping centre: Which other buildings are at risk of concrete collapse?
RAAC is a cheap, lightweight, 'bubbly' material that was used in construction between the 1950s and 1990s, when a report found structural deficiencies mean it only has a lifespan of around 30 years. It was mostly used for flat roofs - but also in walls and floors.
Friday 1 September 2023 22:03, UK
