The builders and engineers behind the redevelopment of Brisbane’s most iconic sports grounds have been sued over allegations that shoddy design meant the roof was unable to withstand heavy wind and rain during severe storms in 2008, media reports say.

The Courier Mail has reported that Stadiums Queensland, the Queensland government body which manages the Gabba, is suing construction giant Watpac and engineering firm Robert Bird Group for $7.5 million, alleging negligence in the design and building of a cantilevered roof built in 1999 after two parts of a sail…