An extension at the rear of the Ricoh building in Auckland features a precast concrete blade wall that appears to slice through the structure. Part of the wall is punched out to expose an entertaining deck on the upper level. The design is by Warren

An extension at the rear of the Ricoh building in Auckland features a precast concrete blade wall that appears to slice through the structure. Part of the wall is punched out to expose an entertaining deck on the upper level. The design is by Warren and Mahoney Architects.