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Mound systems are an alternative to the traditional rural septic system drain field. They are used in areas where septic systems are prone to failure from extremely permeable or impermeable soils, soil with the shallow cover over porous bedrock, and terrain that features a high water table.
Recently completed infiltration basin for stormwater collection. An infiltration basin (or recharge basin) is a form of engineered sump [1] or percolation pond [2] that is used to manage stormwater runoff, prevent flooding and downstream erosion, and improve water quality in an adjacent river, stream, lake or bay.
Constructed wetland in an ecological settlement in Flintenbreite near Lübeck, Germany. A constructed wetland is an artificial wetland to treat sewage, greywater, stormwater runoff or industrial wastewater. [1] [2] It may also be designed for land reclamation after mining, or as a mitigation step for natural areas lost to land development.
Rehabilitation of waterlogged and saline soils - free downloads of software and articles on land drainage. Bio Recycle; Sydney Water BioSolids; EEMP - a non-profit 501(c)(3) organization dedicated to communicate the lessons of rehabilitation and restoration through media around the world. Federal Environmental Laws that Govern U.S. Mining
Various repair options are available to owners over a large range of costs and potential durability. One option is the application of a cementitious material based on calcium aluminate cement, after a cleaning of the corroded structure to remove loose material and contaminants in order to expose a sound, rough and clean substrate. Depending on ...
Lake Tapps has been tapped. Officials had to drain the 4.5 square mile reservoir near Seattle to make essential repairs to a dam. What it revealed looked like another planet a long-forgotten ...
Combined sewer outflow into the Anacostia River in Washington, D.C. Ratcliff Beach CSO discharges into the River Thames in London [7]. These relief structures, called "storm-water regulators" (in American English - or "combined sewer overflows" in British English) are constructed in combined sewer systems to divert flows in excess of the peak design flow of the sewage treatment plant. [6]
These include land-disturbing agricultural, silvicultural, urban, industrial, and construction activities from which hard-to-monitor pollutants emerge during wet-weather events. Pollution from these landscapes has been almost universally acknowledged as the most pressing challenge to the restoration of waterbodies and aquatic ecosystems ...