Where can I buy rip rap, armour rock or gabion rock in Australia?+
Search MaterialSales by your town and select Quarry Raw Materials. Listings cover rip rap / armour rock (300-600mm and up), gabion rock (100-300mm), oversize quarry rubble, and industrial minerals (silica, kaolin, feldspar, iron oxide, barite, talc, mica). Quarries within delivery range are surfaced.
How much does rip rap or armour rock cost per tonne?+
Rip rap and armour rock typically costs $70-150 per tonne ex-GST depending on size, rock type (basalt is premium) and quarry location. Engineering certificates for erosion-control and revetment projects are available on request from most suppliers. MaterialSales shows live ex-GST prices to compare.
What size rock do I need for gabion baskets?+
Standard gabion fill is sized 100-300mm (around twice the gabion mesh size minimum, no larger than the basket's smallest dimension). 100-200mm and 150-300mm grades are most common. Confirm the engineer's spec or basket manufacturer's requirement before ordering.