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  2. Utility location - Wikipedia

    en.wikipedia.org/wiki/Utility_location

    Utility locator tool in use (Perry, Oklahoma, 2011) Utility location is the process of identifying and labeling public utility mains that are underground. These mains may include lines for telecommunication, electricity distribution, natural gas, cable television, fiber optics, traffic lights, street lights, storm drains, water mains, and wastewater pipes.

  3. List of Underground Railroad sites - Wikipedia

    en.wikipedia.org/wiki/List_of_Underground...

    John R. Park Homestead Conservation Area – Essex. The Park Homestead was a station on the Underground Railroad. [9][10] John Freeman Walls Historic Site – Lakeshore. [1][2] John Freeman Walls, left his enslavers in North Carolina and settled in Canada. The Refugee Home Society supplied the money to buy land and he built a cabin.

  4. Utility tunnel - Wikipedia

    en.wikipedia.org/wiki/Utility_tunnel

    A utility tunnel, utility corridor, or utilidor is a passage built underground or above ground to carry utility lines such as electricity, steam, water supply pipes, and sewer pipes. Communications utilities like fiber optics, cable television, and telephone cables are also sometimes carried. One may also be referred to as a services tunnel ...

  5. Underground power line - Wikipedia

    en.wikipedia.org/wiki/Underground_power_line

    Underground power line. A former pylon transformer south of Markgröningen, Germany. Today, the pylon carries only a switch fed by two underground cables. An underground power line provides electrical power with underground cables. Compared to overhead power lines, underground lines have lower risk of starting a wildfire and reduce the risk of ...

  6. Public transit in Columbus, Ohio - Wikipedia

    en.wikipedia.org/wiki/Public_transit_in_Columbus...

    The Columbus Interurban Terminal One of two remaining Columbus streetcars, operated 1926–1948, and now at the Ohio Railway Museum. The first public transit in the city was the horse-drawn omnibus, utilized in 1852 to transport passengers to and from the city's first train station, and in 1853, between Columbus, Franklinton, Worthington, and Canal Winchester.

  7. Underground city - Wikipedia

    en.wikipedia.org/wiki/Underground_city

    Underground city. An underground city is a series of linked subterranean spaces that may provide a defensive refuge; a place for living, working or shopping; a transit system; mausolea; wine or storage cellars; cisterns or drainage channels; or several of these. Underground cities may be currently active modern creations or they may be historic ...

  8. Kelton House Museum and Garden - Wikipedia

    en.wikipedia.org/wiki/Kelton_House_Museum_and_Garden

    The Kelton House Museum and Garden is a Greek Revival and Italianate mansion in the Discovery District of Downtown Columbus, Ohio.The museum was established by the Junior League of Columbus to promote an understanding of daily life, customs, and decorative arts in 19th-century Columbus and to educate visitors about the Underground Railroad.

  9. List of power stations in Ohio - Wikipedia

    en.wikipedia.org/wiki/List_of_power_stations_in_Ohio

    This is a list of electricity-generating power stations in the U.S. state of Ohio, sorted by type and name.In 2022, Ohio had a total summer capacity of 27,447 MW and a net generation of 135,810 GWh. [2]