Expensive, vital machines used for road cleaning and keeping roads safe. These images are of the Road Sweeper variety. They contain rotating brushes, high suction vacuum systems and water tanks for the purpose of wet cleaning. It picks up litter, dirt and trash from the streets or parking lot surfaces so immersed in waste that hand picking it is not effective anymore. Some of the technical features include GPS for tracking routes -- so they can be more passable and easier to operate using hydraulics. Its applications cover urban street cleaning and maintenance to post-construction clean-up, event management guaranteeing multiple environmental management requirements.