A vacuum suction truck is a specialized vehicle used to clean sewers, septic tanks, and other drainage systems. These trucks have a powerful vacuum system that sucks up waste material into a tank for disposal.

In Africa, vacuum suction trucks are important for maintaining proper sanitation and preventing the spread of diseases. They are commonly used in urban areas, where there is a higher concentration of people and sewage. These trucks are also used in rural areas, where septic tanks and pit latrines need to be cleaned regularly.

Vacuum suction trucks are typically operated by local authorities or private companies that provide sanitation services. They are an essential tool for maintaining public health and promoting cleanliness in communities across Africa.

Vacuum suction trucks are classified based on their size and capacity, as well as the type of material they are designed to handle. Here are the common classifications of vacuum suction trucks:

1. Small Vacuum Suction Trucks: These are typically used for smaller jobs, such as cleaning out septic tanks or removing small amounts of debris from construction sites. They have a lower capacity than larger trucks and are often used in urban areas where access is limited.

2. Medium Vacuum Suction Trucks: These are larger trucks designed for more heavy-duty tasks, such as clearing out storm drains or cleaning up after large-scale construction projects. They have a higher capacity than small trucks and are equipped with more powerful pumps.

3. Large Vacuum Suction Trucks: These are the biggest and most powerful vacuum suction trucks, designed for handling large quantities of material such as sewage, sludge, and hazardous waste. They often have multiple compartments and are equipped with high-pressure jets to clean out tanks and pipelines.

4. Wet / Dry Vac Trucks: These are versatile vacuum suction trucks that can handle both wet and dry material. They are commonly used for cleaning up spills, removing debris from construction sites, and cleaning out septic tanks.

5. Hydro Excavation Trucks: These vacuum suction trucks are specifically designed for digging and excavation tasks, using high-pressure water jets to loosen soil or other material before vacuuming it up. They are commonly used in the construction and utility industries.