DRAFT 2 / 6 MAY 2009 RTA/Pub.Gerringong 09.XXX upgrade Princes Highway

MAY 2012 Planting design The general approach adopted in the design of the road and its engineering elements is to achieve a simple and elegant design responsive to the highly scenic and semi-urban context of the project. Well-placed engineering structures and landscaping will be used to enhance the sense of place and provide a welcoming entrance to Gerringong township

DESIGN PRINCIPLES PLANT PALETTE Using landscaping to improve1. The general approach adopted inSpecies the design of the road list and its engineering elements is to achieve a simple and elegant ‘workmanlike’ design outcome that is responsive to the highly scenic and semi-urban context of the Project. Well-placed engineering structures and landscape are used to enhance the sense of place and provide legibility to the entrances and exits to Gerringong township. the upgrade Plant type and Tree species Location

We want to create a sense of arrival2. and Landscape has adopted a numberFeature of strategies Trees to achieve this outcome. departure to Gerringong by locating ● landscaping A sense of arrival and departureCasuarina to the town is created glauca by the location of landscape in relationFern to key Street bridge structuresBridge on the Project. Directional landscape is used to highlight approaches to Gerringong to the motorist. in relation to key bridge structures. Directional Brachychiton acerifolius Fern Street Rose Valley Interchange & Fern Street Sickle Wattle Sally Wattle Wallaby Grass River Bottlebrush Australian Windmill Grass

landscaping will also highlight the road Acacia falcata Acacia floribunda Austrodanthonia richardsonii Callistemon sieberi Chloris truncata - The initial approach and retainingAraucaria walls - screenedheterophylla by Lilly Pilly Belinda Street Interchange approaches to Gerringong. - Approaches to Fern street Bridge - lined by Casuarina glauca Livistona australis Fern Street & Belinda Street Interchange Rose Valley interchange and Fern StreetBelinda Street Interchange - Use of Norfolk Island PinesLocal mark the Road interface Trees between rural and urban and create a connection to the mature avenue along Belinda Street

• The initial approach and retaining ● walls Key visualwill corridors be to the coastBrachychiton are retained where acerifoliuspossible to ensure that the connectionFern with the Street Pacific Ocean is not lost. screened by Lilly Pilly (Syzygium) Forest Plants ● The largely pastoral landscape is maintained and reinforced, with strategic planting in order to enhance this character and the existing views across the escarpment and towards the PacificCasuarina Ocean. glauca Crimson Bottlebrush • Approaches to Fern Street Bridge will be lined Barbed Wire Grass Callistemon citrinus ‘Endeavour’ by Swamp Oak (Casuarina glauca) ● Creeklines are emphasised withMelaleuca vegetation communities linariifolia restored to enhance connectivity and habitat and retain or improve water quality. Cymbopogon refractus ● Landform is worked so that cutsMelaleuca and fills are blended styphelioides into the surrounding landscape, reducing the visual scarring that may occur. Where set at a Belinda Street interchange slope of 1v:2h or flatter all cuttings are to be vegetated. Slopes steeper than this are to be treated as a wall. Lophostemon confertus • Norfolk Island Pines will mark the 3. Views form an important component of the journey through this section of Southern NSW. The most striking views experienced from the corridor are views to the coast and across longSyzygium flat valleys from australe elevated ridges. The design acknowledges this, maintaining, where possible, views to the coast to link between rural and urban and create ensure that a the connection with the Pacific Ocean is not lost and that key visual markers are maintained to inform progress. Syzygium oleosum connection to the mature avenue trees Callistemon citrinus ‘endeavour’ along Belinda Street SPECIES LIST Northfolk Island Pine Illawarra Flame Tree White Bottlebrush Swamp Oak Large-leaf Hop-bush

Plant type and Tree species Location Interchange, Noise Wall, Headlight Araucaria heterophylla Brachychiton acerifolius Callistemon citrinus ‘White Anzac Casurina glauca Dodonaea triquetra Garden Beds Key visual corridors to the coast haveFeature been Trees Headlight Screen, Retaining Walls retained where possible to ensure thatCasuarina the glauca Callistemon citrinus ‘white anzacr’ Fern Street Bridge connection with the Pacific Ocean isBrachychiton not lost. acerifolius Fern Street Araucaria heterophylla Lomandra longifolia Belinda Street Interchange Livistona australis Fern Street & Belinda Street Interchange The largely pastoral landscape will be maintained Syzygium australe and reinforced with plantings that willLocal enhance Road Trees Syzygium allyn magic Brachychiton acerifolius Fern Street Moreton Bay Fig Tick Bush Flax-leaved Paperbark Weeping Grass character and existing views across the Ficus macrophylla Kunzea ambigua Melaleuca linariifolia Microlaena stipoides escarpment and towards the PacificForest Ocean. Plants Syzygium elite Casuarina glauca Syzygium oleosum Creeklines will be emphasised with Melaleucavegetation linariifolia to Melaleuca styphelioides Glochidon ferdinandi enhance connectivity and fauna habitatLophostemon and confertus retain or improve water quality. Syzigium australe Ficus obliqua Syzigium oleosum Basin/Riparian Planting Biofiltration Basins, Creeklines Roadside embankments will be plantedCallistemon so citrinus that ‘endeavour’ Garden Beds Ficus rubiginosa Interchange, Noise Wall, Headlight Screen, Retaining Walls Native Sarsaparilla Tantoon Cabbage Palm cuts and fills are blended into the surrounding Callistemon citrinus ‘white anzacr’ Hardenbergia violacea Leptospermnum polygalifoium Livistona australis landscape, reducing the visual impact.Lomandra Steeper longifolia Lophostemon confertus Syzigium australe slopes will be treated as walls. Baumea juncea Syzigium allyn magic Syzigium elite Gahnia filum Syzigium oleosum Glochidon ferdinandi Juncus usitatus Ficus obliqua Lomandra longifolia Basin/Riparian Planting Biofiltration Basins, Creeklines

Ficus rubiginosa Blady Grass Spiny-Headed Mat-Rush Brush Box Prickly-leaved Tea Tree Blue Lilly Pilly Carex appressa Imperata cylindrica Lomandra longifolia Lophostemon confertus Melaleuca styphelioides Syzygium oleosum Lophostemon confertus Baumea juncea Isolepsis inundata Gahnia filum Juncus usitatus Cuttings/Retaining Walls Cuttings/Retaining Walls Lomandra longifolia Cissus antarctica Carex appressa Isolepsis inundata Pandorea pandorana Cuttings/Retaining Walls Cuttings/Retaining Walls Parthenocissus sp Cissus antarctica Kangaroo Grass Lilly Pilly Cascade Elite Magenta Cherry Lilly Pilly Scrub Cherry

Pandorea pandorana Themeda australis Syzygium ‘Cascade’ Syzygium ‘Elite’ Syzygium ‘Allyn Magic’ Syzygium australe Parthenocissus sp RMS/Pub. 12.125H

PLANTING DESIGN TRACT CONSULTANTS - LANDSCAPE ARCHITECTS URBAN DESIGNERS & PLANNERS PROJ NO DWG NO REV DRWN CHKD DATE GERRINGONG UPGRADE 0000-0000 MP 01 00 XX YY 00.00.2010