Housebuilder Countryside this week received planning permission for a £75m housing and office development in central Manchester. The scheme, called the Edge and designed by Broadway Malyan, includes 275 flats as well as retail and office space. It is a joint venture with Citigroup Alternative Investments. Construction by contractor Carillion is due to start in the autumn. The project team also includes M&E engineer RW Gregory, project manager Osprey and structural engineer Sinclair Knight Merz. Broadway Malyan is also acting as landscape architect.