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How Vacuum Trucks Work - Coleman Vacuum Systems Inc.

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Coleman Vacuum Systems Inc. A vacuum truck or vacuum tanker is a tank truck that has a pump and a tank. The pump is designed to pneumatically suck liquids, debris, or the like from a location (often underground) such as a dry well or sewer into the tank of the truck . The objective is to enable transport of the liquid material via road to another location. Vacuum trucks transport the collected material to a treatment or disposal site, for example a sewage treatment plant. A common material to be transport is septic liquids (or more broadly: fecal matter) which is human excreta mixed with water, e.g. from septic tanks and pit latrines). They also transport sewage sludge, industrial liquids, or fecal matter from animal waste from livestock facilities with pens. Vacuum trucks can be equipped with a high pressure pump if they are used to clean out sewers from sand. Vacuum Truck Pumps  They generally use a low-volume sliding vane pump or a liquid ring pump to create a