Water trucks, also known as water tankers, are a type of tank trucks that are used for an assortment of tasks. From filling swimming pools to controlling dust, from watering trees to compacting soil, water trucks are used by municipalities, construction companies and others. Potable water trucks are made to provide drinkable water to people living in areas without access to clean water. Made with aluminum, steel or plastic, water trucks typically feature multiple compartments to help stabilize the load during transport. Construction Equipment Guide has listings for Used Water Trucks for sale from more than two dozen manufacturers, including Caterpillar, Freightliner, Volvo and OshKosh.