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  2. Packaged metering manhole - Wikipedia

    en.wikipedia.org/wiki/Packaged_Metering_Manhole

    Packaged metering manholes can run from $5,195 to $29,100 (2016 USD), with the industry standard 4 foot diameter, 7 foot deep, domed top packaged metering manhole deep integrating a 3-inch Parshall flume having a cost of $10,565 (2016 USD).

  3. Sanitary manhole - Wikipedia

    en.wikipedia.org/wiki/Sanitary_manhole

    A sanitary manhole under construction. A sanitary manhole (sewer manhole, [1] sanitary sewer manhole [2] or sewer maintenance hole [3]) is a manhole that is used as an access point for maintenance and inspection of an underground sanitary sewer system. Sanitary manholes are sometimes used as vents to prevent the buildup of pressurized sewage ...

  4. Cured-in-place pipe - Wikipedia

    en.wikipedia.org/wiki/Cured-in-place_pipe

    A resin impregnated felt tube made of polyester, fiberglass cloth, spread tow carbon fiber or other resin-impregnable substance, is inserted or pulled through a damaged pipe, usually from an upstream access point such as a manhole or excavation. (It is possible to insert the liner from a downstream access point, but this is more risky).

  5. Sanitary sewer - Wikipedia

    en.wikipedia.org/wiki/Sanitary_sewer

    The larger line enters from the right and changes direction within the manhole to exit from the top of the photo. A smaller line enters from the bottom of the photo under the access steps. The concrete floor of the manhole has channels to minimize accumulation of solids. Interior of a large sanitary sewer viewed from an access manhole chamber.

  6. Manhole cover - Wikipedia

    en.wikipedia.org/wiki/Manhole_cover

    A manhole cover designed by artist Antony Gormley was stolen in 2013, ten years after its installation. [23] In the city of Kolkata, India, more than 10,000 manhole covers were taken in two months in 2004. These were replaced with concrete covers, but these were also stolen, this time for the rebar inside them. [24]

  7. Manhole - Wikipedia

    en.wikipedia.org/wiki/Manhole

    PMG manholes in a city street, Perth, Western Australia Manhole being used to access sewer Installation of a fiber-optic manhole in Brooklyn, New York An uncovered manhole in Beirut, Lebanon. A manhole (utility hole, maintenance hole, [1] or sewer hole) is an opening to a confined space such as a shaft, utility vault, or large vessel.

  8. MasTec - Wikipedia

    en.wikipedia.org/wiki/MasTec

    The Taloga Wind Farm was constructed in 2011 and is located near Putnam, Oklahoma. The project produces an estimated 324GW.h of power annually [20] and consists of 54 Mitsubishi MWT95 2.4MW turbines and over 20 miles of transmission line. During construction, MasTec employees volunteered their time and efforts to clean up a nearby lake.

  9. Gravity sewer - Wikipedia

    en.wikipedia.org/wiki/Gravity_sewer

    Gravity sewer installation illustrating the significant excavation depth often required to maintain a favorable gradient. Gravity sewer flow as seen looking down into an open sanitary manhole . A gravity sewer is a conduit utilizing the energy resulting from a difference in elevation to remove unwanted water.