18 February 2020 Sheffield Tree Care will be removing two leylandii and a hedge at 169/171 Northumberland Road The trees are causing the damage to the retaining wall and need to be removed for safety reasons. Once the trees are removed, we will be removing the wall and rebuilding a new reinforced wall. The trees will be replaced with new trees and replanted this planting season. Related information Looking after our trees A global reputation Sheffield is a world top-100 research university with a global reputation for excellence. We're a member of the Russell Group: one of the 24 leading UK universities for research and teaching. About the University