enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Boring (earth) - Wikipedia

    en.wikipedia.org/wiki/Boring_(earth)

    Boring is drilling a hole, tunnel, or well in the Earth. It is used for various applications in geology , agriculture , hydrology , civil engineering , and mineral exploration . Today, most Earth drilling serves one of the following purposes:

  3. 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 ...

  4. Borehole - Wikipedia

    en.wikipedia.org/wiki/Borehole

    Borehole digging for a borewell or tube well Borewell digging A woman in Uganda collects water from a borehole and attached hand pump A drilled well in Ghana; the borehole is not visible. A borehole is a narrow shaft bored in the ground, either vertically or horizontally.

  5. Directional drilling - Wikipedia

    en.wikipedia.org/wiki/Directional_drilling

    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 target to extract coal bed methane.

  6. Tunnel boring machine - Wikipedia

    en.wikipedia.org/wiki/Tunnel_boring_machine

    One of the boring machines used for the Channel Tunnel between France and the United Kingdom. A tunnel boring machine (TBM), also known as a "mole" or a "worm", is a machine used to excavate tunnels. Tunnels are excavated through hard rock, wet or dry soil, or sand, each of which requires specialized technology.

  7. Boring - Wikipedia

    en.wikipedia.org/wiki/Boring

    Boring (earth), drilling a hole, tunnel, or well in the earth Tunnel boring machine, a machine used in boring tunnels; Boring (manufacturing), enlarging a hole that has already been drilled; Drilling, a cutting process that uses a drill bit to cut a hole of circular cross-section; Boring, a mechanism of bioerosion

  8. Digging - Wikipedia

    en.wikipedia.org/wiki/Digging

    Digging, also referred to as excavation, is the process of using some implement such as claws, hands, manual tools or heavy equipment, to remove material from a solid surface, usually soil, sand or rock on the surface of Earth.

  9. Archaeological excavation - Wikipedia

    en.wikipedia.org/wiki/Archaeological_excavation

    Phasing a site represents reducing the site either in excavation or post-excavation to contemporaneous horizons whereas "digging in phase" is the process of stratigraphic removal of archaeological remains so as not to remove contexts that are earlier in time "lower in the sequence" before other contexts that have a latter physical stratigraphic ...