setbacks from the street boundary should be no less than the lesser setback of the buildings on the adjoining allotments buildings are stepped down to provide a gradual transition to the scale of the adjoining residential area the upper level of developments is recessed and articulated to reduce dominance of the upper level and impacts of overlooking and visual bulk on sloping sites development follows the natural contours and steps down the site to minimise visual impact and reduce the need for excavation buildings are located and designed to retain major view lines from public viewing locations street frontages and open space provide sufficient room for the retention and planting of canopy trees new developments retain or adapt older style buildings in the design of development proposals particularly where they can be retained facing the street and minimise impact on any adjoining buildings of significance developments adjoining public open space enhance surveillance of users of the public open space new development are set back from watercourses to allow space for vegetation