Infrastructure Investment Program

The Australian Government is committed to a 10-year, over $120 billion infrastructure investment pipeline, ensuring a rolling program of sustainable land transport infrastructure projects.

The Government is working in partnership with states and territories to deliver a credible and sustainable pipeline of projects which support a range of economic and social objectives, including productivity and resilience, sustainability and liveability.

Submissions or registrations of interest to be kept informed about the progress of this work, can be made directly via email to costestimation@infrastructure.gov.au or by using the form below.

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Anstey Street, Mundijong - 117469-21WA-RTR

This pavement has cracks surface with poor kerbing on west side. Also, the west side channel has edge breaks between the kerb and the asphalt. Existing asphalt is deteriorated and cracked over entire lengthRemove and replace the kerb Mill 50 mm Overlay 20 mm high binder low voids 5 mm stone mastic asphalt Overlay 30 mm 10/50 dense graded asphalt

Binshaw Avenue, Byford - 117465-21WA-RTR

Binshaw Avenue is an old cracked seal with no shape loss, minimal potholes, but significant wide cracks in sealMill seal with fine drum profiler to sound base (25 mm) Lightly water and roll with rubber tyre roller Primer seal 2 coat 10/7 with 2.5 l/m² 60% cationic rapid setting emulsion Overlay 30 mm 10/50 Dense graded asphalt

Port Stephens Cutting upgrade

The project involves the upgrade of Port Stephens Cutting.

Blytheeswood Road, Byford - 117468-21WA-RTR

Significant pumping with minor shape loss over the entire length. Also, there are lots of patching and crackingBox south side and widen base to desired width Backfill and compact with granite crushed rock base Mill seal 50 mm remainder pavement Overlay 20 mm 5 mm high binder low voids stone mastic asphalt Overlay 30 mm 7 mm stone mastic asphalt

Gladstone Drive, Serpentine - 117472-21WA-RTR

There are cracking of seal from shrinkage of gravel base, and the seal is old and deterioratedApply 10mm reseal

Blair Road, Oakford - 117467-21WA-RTR

This section has evidence of widespread cracking, depressions and shape loss. Shoulders are inadequate to provide lateral support to outer wheel path which has resulted in base course shear in this zone of the pavementBox out shoulders and place suitable material as above Wet mix existing to 150 mm and compact Prime and 2 coat 14/7 seal

South Crescent, Byford - 117466-21WA-RTR

Significant pumping with minor shape loss over part length. Patched and ravelled seal with patching and cracking. Also, width if the seal is less than 6.0mBox out south side of the pavement and widen base to achieve 7.0m pavement width Backfill and compact with granite crushed rock base Mill seal 50 mm remainder pavement Overlay 20 mm 5 mm high binder low voids stone mastic asphalt Overlay 30 mm 7 mm stone mastic asphalt

Linton Street North, Byford - 117463-21WA-RTR

This section of Linton St is an old spray seal that’s highly ravelled but with no shape loss.Overlay 20 mm 5 mm high binder low voids stone mastic asphalt Overlay 30 mm 7 mm stone mastic asphalt

Linton Street North, Byford - 117462-21WA-RTR

Existing seal width is less than 5.5m. It is considered that the traffic volumes up to the country club would warrant a wider pavement. There are many potholes in this section and many patches of old potholes. The old seal is deteriorated. Surface roughness is high.Box edges to widen shoulders to required width, Wet mix existing pavement and cut over to widened shoulders Overlay with 100 mm crushed granite roadbase Primer seal 2 coat 10/7 with 2.5 l/m² 60% cationic rapid setting emulsion Overlay 30 mm 10/50 dense graded asphalt

Linton Street North, Byford - 117461-21WA-RTR

Existing seal width is less than 6.0m. Also, there are many potholes in this section and many patches of old potholes. The old diorite seal is ravelled. Surface roughness is highBox edges to widen shoulders to minimum 1.0m width Wet mix existing pavement and cut over to widened shoulders Overlay with 100 mm crushed granite road base Primer seal 2 coat 10/7 with 2.5 l/m² 60% cationic rapid setting emulsion Overlay 30 mm 10/50 dense graded asphalt

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