2019 Heritage Impact Statement: 5 Park Avenue, Beecroft 5 Park Avenue Beecroft Author: Dr Sue Rosen and Liz Gorman The objective of this report is to assess the heritage impact of the demolition of unsympathetic additions at the rear of the building and constructing a second story addition on the lot and it's impacts on the streetscape, Conservation area and the heritage items nearby. 5 Park Avenue Beecroft is located in the Plateau Precinct of the Beecroft-Cheltenham Heritage Conservation Area of the Hornsby Development Control Plan.