Support structure, a wind turbine blade, a wind turbine and a method

A support structure for maintenance crew for performing maintenance activities on a blade of a wind turbine, the support structure comprising two complementary sheltered workplaces, each workplace having a hinge end and a tail end, the support structure further comprising a hinge mechanism connected to the respective hinge ends of the sheltered workplaces, allowing the sheltered workplaces to swivel between an open position wherein the tail ends are offset from each other, and a closed position wherein the tail ends are adjacent to each other, wherein the sheltered workplaces include a deformable receiving structure for sealingly receiving a blade portion between the sheltered workplaces, in the closed position thereof,

• wherein the sheltered workplaces have a platform, a ceiling structure above said platform, and a working room between the platform and the ceiling structure, and
• wherein the platform is at least partly formed by an inflatable part.