 This structure has been rendered to resemble the finish to the house.The concrete stairs at 25 Hillside Crescent which lead to Kingsford Smith Drive are included in the heritage register boundary, having been used as an alternative means of access to El Nido for over 70 years.The top of these stairs has been extended onto the El Nido property to facilitate this use, and there are two landings further down the slope which permit access from 19 Hillside Crescent.