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A plumbing code is a code that provides regulations for the design, installation and inspection of building plumbing and sanitary systems. In the United States, jurisdictions enact their own codes, some of which are based upon model plumbing codes.
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Drainage law is a specific area of water law related to drainage of surface water on real property. It is particularly important in areas where freshwater is scarce, flooding is common, or water is in high demand for agricultural or commercial purposes.
Passive treatment systems provide a controlled environment in which natural chemical and biological reactions that help in the treatment of acid mine drainage can occur. There are several types of passive treatment systems. Each type may be used on its own, or more than one may be used in sequence to optimize treatment of difficult effluents.
For such drainage systems to work properly it is crucial that neutral air pressure be maintained within all pipes, allowing free gravity flow of water and sewage through drains. It is critical that a sufficient fall gradient (downward slope) be maintained throughout the drain pipes to keep liquids and entrained solids flowing freely from a ...
The Drainage and Improvement of Lands (Ireland) Acts 1863 to 1892 was the collective title of the following Acts: [3] The Drainage and Improvement of Lands Act (Ireland) 1863 ( 26 & 27 Vict. c. 88) The Drainage and Improvement of Lands Act (Ireland) 1864 ( 27 & 28 Vict. c. 72)
MDL – methane drainage licence (United Kingdom), a type of onshore licence allowing natural gas to be collected "in the course of operations for making and keeping safe mines whether or not disused" MDSS – measured depth referenced to mean sea level zero datum – "subsea" level