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  2. Los Angeles Aqueduct - Wikipedia

    en.wikipedia.org/wiki/Los_Angeles_Aqueduct

    The aqueduct project began in 1905 when the voters of Los Angeles approved a US$1.5 million bond for the 'purchase of lands and water and the inauguration of work on the aqueduct'. On June 12, 1907, a second bond was passed with a budget of US$24.5 million to fund construction. [ 13 ][ 14 ] Construction began in 1908 and was divided into eleven ...

  3. Grading (earthworks) - Wikipedia

    en.wikipedia.org/wiki/Grading_(earthworks)

    Grading in civil engineering and landscape architectural construction is the work of ensuring a level base, or one with a specified slope, [1] for a construction work such as a foundation, the base course for a road or a railway, or landscape and garden improvements, or surface drainage. The earthworks created for such a purpose are often ...

  4. Sustainable drainage system - Wikipedia

    en.wikipedia.org/wiki/Sustainable_drainage_system

    In 2012, the South Los Angeles Wetlands Park was constructed in a densely populated inner-city district as a renovation for a former LA Metro bus yard. [25] The park is designed to capture runoff from surrounding surfaces as well as storm water overflow from the city's current drainage system. [26]

  5. Tujunga Wash - Wikipedia

    en.wikipedia.org/wiki/Tujunga_Wash

    Tujunga Wash, south from Victory Boulevard. Tujunga Wash is a 13-mile-long (20.9 km) [1] stream in Los Angeles County, California. It is a tributary of the Los Angeles River, providing about a fifth of its flow, and drains about 225 square miles (580 km 2). It is called a wash because it is usually dry, especially the lower reaches, only ...

  6. Los Angeles County Department of Public Works - Wikipedia

    en.wikipedia.org/wiki/Los_Angeles_County...

    The Los Angeles County Department of Public Works (LACDPW) is responsible for the construction and operation of Los Angeles County's roads, building safety, sewerage, and flood control. DPW also operates traffic signals and intelligent transportation systems, drinking water systems in certain communities, operates five airports, paratransit and ...

  7. Storm drain - Wikipedia

    en.wikipedia.org/wiki/Storm_drain

    Storm drain grate on a street in Warsaw, Poland Storm drain with its pipe visible beneath it due to construction work. A storm drain, storm sewer (United Kingdom, U.S. and Canada), highway drain [1], surface water drain/sewer (United Kingdom), or stormwater drain (Australia and New Zealand) is infrastructure designed to drain excess rain and ground water from impervious surfaces such as paved ...