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A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.
Copper fittings for soldered joints Pipe fittings: 1) Copper (solder); 2) Iron or brass (threaded); 3) Brass (compression); 4) Brass (compression to solder); 5) Brass adapters PVC fittings. A fitting or adapter is used in pipe systems to connect sections of pipe (designated by nominal size, with greater tolerances of variance) or tube ...
The company soon became the first waste hauler on the New York Stock Exchange, after purchasing the Browning-Ferris Machinery Company, and changing their name to Browning-Ferris Industries. BFI was an early competitor to Waste Management, Inc. BFI and Waste Management both began to buy the locally owned companies and create national brands.
In addition to lengths of pipe or tubing, pipe fittings such as valves, elbows, tees, and unions. are used in plumbing systems. [40] Pipe and fittings are held in place with pipe hangers and strapping. Plumbing fixtures are exchangeable devices that use water and can be connected to a building's plumbing system. They are considered to be ...
There are different types of concrete pumps. A common type of concrete pump for large scale construction projects is known as a boom concrete pump, because it uses a remote-controlled articulating robotic arm (called a boom) to place concrete accurately. It is attached to a truck or a semi-trailer. Boom pumps are capable of pumping at very high ...
Heil Environmental Industries, a subsidiary of Dover Corporation, [1] is a manufacturer of garbage and recycling trucks. For many decades, Heil Environmental has been the chief supplier of refuse and recycling equipment for the New York City Sanitation Department. [citation needed], which is the world's largest waste collection agency. The ...
An overfilled skip Flyover of 3D modeled satellite photos of a skip hire, Porthmadog, Wales A cantilever skip truck loads a skip. A skip (British English, Australian English, Hiberno-English and New Zealand English) (or skip bin) is a large open-topped waste container designed for loading onto a special type of lorry called a skip truck.
Recycled crushed concrete being loaded into a semi-dump truck to be used as granular fill. Concrete recycling is an increasingly common method of disposing of concrete structures. Concrete debris was once routinely shipped to landfills for disposal, but recycling is increasing due to improved environmental awareness, governmental laws and ...