News

National Theatre carrying out surveys after discovering RAAC in backstage areas

By 2023-09-07T16:43:00

National Theatre, NT Future, SE1 by Haworth Tompkins

Source: Philip Vile

Many large theatres have been forced to close in recent days after discovering the failing concrete

The National Theatre has appointed engineers to carry out structural surveys of the South Bank venue after discovering reinforced autoclaved aerated concrete in some backstage areas.

Denys Lasdun’s grade II*-listed building was completed in 1976 at a time when the lightweight concrete was used widely across the UK in a range of building types with flat roofs.

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