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  2. Directional boring - Wikipedia

    en.wikipedia.org/wiki/Directional_boring

    Directional boring, also referred to as horizontal directional drilling (HDD), is a minimal impact trenchless method of installing underground utilities such as pipe, conduit, or cables in a relatively shallow arc or radius along a prescribed underground path using a surface-launched drilling rig. Directional boring offers significant ...

  3. Ditch Witch - Wikipedia

    en.wikipedia.org/wiki/Ditch_Witch

    The Ditch Witch organization specializes in the design and manufacture of underground construction equipment. The company is a source for trenchers, vibratory plows, horizontal directional drilling systems, drill pipe, downhole tools, vacuum excavation systems, fluid management systems, and mini skid steers. Because of its extensive experience ...

  4. Underground pneumatic boring - Wikipedia

    en.wikipedia.org/wiki/Underground_pneumatic_boring

    Underground pneumatic boring is a trenchless method of installing underground utilities. The process creates an open-air chamber, referred to as a borehole . The borehole is then used to run utilities.

  5. Marcellus natural gas trend - Wikipedia

    en.wikipedia.org/wiki/Marcellus_natural_gas_trend

    To extract the shale gas at more commercially viable rates, [17] directional drilling is done to depths of 7,000 to 10,000 ft (2,100 to 3,000 m) underground to reach the formation, and then water and a mixture of chemicals is pumped into the rock under high pressure in a process known as hydraulic fracturing to release the gas from the low ...

  6. AOL

    search.aol.com

    The search engine that helps you find exactly what you're looking for. Find the most relevant information, video, images, and answers from all across the Web.

  7. Marble Cliff Quarry Co. - Wikipedia

    en.wikipedia.org/wiki/Marble_Cliff_Quarry_Co.

    In 1985, the Kaufmans sold the 2,000-acre (8.1 km 2) quarry to investors who filled in and developed the quarry for residential use, including Marble Cliff Commons [6] [2] [3] apartments and Marble Cliff Crossing, a 100 single-family and 60 double-family subdivision built between 1998 and 2003. [7]

  8. Driving Park - Wikipedia

    en.wikipedia.org/wiki/Driving_Park

    Driving Park is an urban residential area on the Near East Side of Columbus, Ohio just south of Interstate 70. Mainly a middle-class, predominantly African American neighborhood, Driving Park and its surrounding neighborhoods consist of an area of 17,730 residents. Driving Park received its name from its historic past as a large racing complex ...

  9. Directional drilling - Wikipedia

    en.wikipedia.org/wiki/Directional_drilling

    Directional drilling (or slant drilling) is the practice of drilling non-vertical bores. It can be broken down into four main groups: oilfield directional drilling, utility installation directional drilling, directional boring (horizontal directional drilling - HDD), and surface in seam (SIS), which horizontally intersects a vertical bore ...