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Landscaping pros explain how French drains work and what it takes to install them. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach ...
La Brea Tar Pits is an active paleontological research site in urban Los Angeles. Hancock Park was formed around a group of tar pits where natural asphalt (also called asphaltum, bitumen, or pitch; brea in Spanish) has seeped up from the ground for tens of thousands of years.
French drain. A French drain[1] (also known by other names including trench drain, blind drain, [1] rubble drain, [1] and rock drain[1]) is a trench filled with gravel or rock, or both, with or without a perforated pipe that redirects surface water and groundwater away from an area. The perforated pipe is called a weeping tile (also called a ...
A French drain, PVC pipe, or other drainage system is installed in the newly made channel. The installed drain is covered with new cement. The installed drain is covered with new cement. The drainage system collects any water entering the basement and drains it to an internally placed sump pump system, which will then pump the water out of the ...
Compton Creek is a major tributary of the Los Angeles River in and surrounding Compton in Los Angeles County, California. The stream drains a watershed of 42.1 square miles (109 km 2). [2] and is the last major tributary to enter the Los Angeles River before it reaches the Pacific Ocean. The stream begins just east of South Main Street between ...
Infiltration/Inflow (I/I or I&I) is the process of groundwater, or water from sources other than domestic wastewater, entering sanitary sewers. I/I causes dilution in sanitary sewers, which decreases the efficiency of treatment, and may cause sewage volumes to exceed design capacity. Although inflow is technically different from infiltration ...
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