OMI Architects has won planning permission and listed-building consent to convert this 1850s cotton warehouse in Stevenson Square, Manchester, into 31 one- and two-bedroom apartments. The building is currently empty but was recently used for the growing of marijuana on an industrial scale. Structural engineer is Terry Fidler Partnership, QS is Faithful & Gould, M&E engineer is Hulley & Kirkwood and client is developer Mayfair Securities.