- Tow-Behind Water Carts (2,000-10,000 litres): Compact trailers used on smaller construction sites, rural properties and landscaping projects. Often towed by utes or light trucks.
- Rigid Water Trucks (8,000-20,000 litres): Single-chassis trucks fitted with water tanks and spray bars. Common on civil construction sites, road projects and medium-scale mining operations.
- Articulated Water Trucks (20,000-30,000+ litres): Large-capacity trucks used on major mine sites, large civil projects and bulk water delivery. Brands include CAT, Komatsu and purpose-built units on Kenworth, Mack and Isuzu chassis.
- Off-Highway Water Trucks: Purpose-built machines designed exclusively for mine site haul roads and large earthworks. These are classified as plant rather than registered vehicles.
- Fire Fighting Water Trucks: Trucks fitted with pumps and monitors for fire suppression on mine sites and rural properties, often with specific compliance requirements.