Regions
Ground conditions across Western Australia
What you'll dig into, what will slow you down and which class of machine copes, region by region.
Joondalup to Mandurah
Perth coastal plain
- Ground
- Bassendean and Spearwood sands; Tamala limestone near the coast
- Challenge
- High winter water table; trench walls collapse in dry sand
- Suits
- R15, R18 PRO, RS06
Kalamunda, Mundaring, Armadale, Chittering
Perth Hills and Darling Scarp
- Ground
- Laterite gravel, clay, granite outcrops
- Challenge
- Rock-hard in summer, sticky in winter; slopes; bushfire risk
- Suits
- R18 PRO, R22 PRO, R32 PRO
Guildford to Bindoon
Swan Valley and Chittering
- Ground
- Sandy loam over clay, alluvial flats
- Challenge
- Narrow vine rows; drip lines everywhere
- Suits
- R10, R13 PRO, RS04
Byford, Serpentine, Pinjarra, Waroona
Peel and the south-east corridor
- Ground
- Grey sand over clay; peaty flats near the estuary
- Challenge
- Waterlogged June to September; drainage is everything
- Suits
- R22 PRO, RS06, RS10
Bunbury to Augusta, Bridgetown, Manjimup
South West
- Ground
- Coastal sand and limestone; gravelly loam inland; karri loam in the far south
- Challenge
- High rainfall; wet-season access; vineyards and lifestyle blocks
- Suits
- R22 PRO, R32 PRO, R57 PRO
Albany, Denmark, Mount Barker, Katanning
Great Southern
- Ground
- Sand and granite on the coast; gravel and clay inland
- Challenge
- Reliable rain, drainage and tree work
- Suits
- R18 PRO, R22 PRO, RS06
Northam, York, Merredin, Narrogin
Wheatbelt and Avon Valley
- Ground
- Sandplain, loam and hardpan clay; salt-affected valleys
- Challenge
- Dust and heat; harvest bans; long distances
- Suits
- R22 PRO, R57 PRO, RS10, RS20
Geraldton, Dongara, Northampton, Mullewa
Mid West
- Ground
- Sand over limestone on the coast; red loam inland
- Challenge
- Wind, heat and dust; caprock
- Suits
- R22 PRO, R32 PRO, RS06
Kalgoorlie, Karratha, Port Hedland, Newman
Goldfields and Pilbara
- Ground
- Red gravel, hardpan, rock
- Challenge
- Extreme heat; mining-site compliance; freight distances
- Suits
- R32 PRO, R57 PRO, R82 PRO, RS20