When.com Web Search

  1. Ads

    related to: diy boring under driveway

Search results

  1. Results From The WOW.Com Content Network
  2. Underground pneumatic boring - Wikipedia

    en.wikipedia.org/wiki/Underground_pneumatic_boring

    The purpose of the drill is to create a tunnel under surface obstructions. First, the operator surveys the area and the obstacle (road, sidewalk, driveway). Utility locators must supervise any underground work, and the path most clear of utilities is chosen to send the tool through. The first hole is dug on one side of the obstacle.

  3. Directional boring - Wikipedia

    en.wikipedia.org/wiki/Directional_boring

    Directional boring machine. 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 ...

  4. Bertha (tunnel boring machine) - Wikipedia

    en.wikipedia.org/wiki/Bertha_(tunnel_boring_machine)

    Freighter Fairpartner carrying the disassembled tunnel boring machine into the Port of Seattle in April 2013. Bertha was designed and manufactured by Hitachi Zosen Sakai Works of Osaka, Japan, and was the world's largest earth pressure balance tunnel boring machine, [14] at a cutterhead diameter of 57.5 feet (17.5 m) across.

  5. Tunnel boring machine - Wikipedia

    en.wikipedia.org/wiki/Tunnel_boring_machine

    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. Tunnel boring machines are an alternative to drilling and blasting (D&B) methods and "hand mining".

  6. Elon Musk Claims He Can Build $20bn Tunnel That Takes ... - AOL

    www.aol.com/lifestyle/elon-musk-claims-build-20...

    He claimed on X (formerly known as Twitter) that The Boring Company—an infrastructure and tunnel construction company founded by Elon himself—could do it for “1000X less money.”

  7. Microtunneling - Wikipedia

    en.wikipedia.org/wiki/Microtunneling

    Micro tunnel boring. Microtunnel boring machines (MTBM) are similar to larger tunnel boring machines (TBMs). The MTBM and jacking frame are set up in a shaft at the required depth. The operator monitors the MTBM's location, orientation and hydraulic devices via a computer console, a CCTV camera or Gyro unit.

  8. Tunnel construction - Wikipedia

    en.wikipedia.org/wiki/Tunnel_construction

    Tunnel Construction. Tunnels are dug in types of materials varying from soft clay to hard rock. The method of tunnel construction depends on such factors as the ground conditions, the ground water conditions, the length and diameter of the tunnel drive, the depth of the tunnel, the logistics of supporting the tunnel excavation, the final use and shape of the tunnel and appropriate risk management.

  9. Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.