Horizontal Directional Drilling

This trenchless method of installing pipe and other utilities underground uses a surface launched drilling rig. It causes little impact on the surrounding area and is used in situations when trenching or excavating is impossible or impractical.



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There are many trenchless pipeline installation methods, like HDD, HAB, pipe ramming, and impact moling, however, these all come with their...

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Gas pipelines may pass through environmental areas like palustrine wetlands, estuaries, rivers, lakes, gardens and forests, trenchless...

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Trenchless technology is all about fixing and constructing underground structures without the use of surface level trenches. Learn how this...

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Bentonite in drilling mud is used to both assist the drilling and boring process, as well as condition the ground depending on the soil...

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The directional drilling industry is gaining strong results from using fuzzy logic. Learn how fuzzy logic is turning major profits in the...

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Horizontal directional drilling is a popular method of laying cables, utility lines and plumbing. Careful planning and constant care during...

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Guided boring machine maintenance requires keeping all fluid levels on the equipment full. Inspecting and washing drilling mud and other...

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A quarter of the energy needs of the United States are met by natural gas. Through trenchless technology, it is now possible to lay natural...

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Horizontal directional drilling (HDD) began in the oil and gas industry and is new in the construction industry. It was first introduced...

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Deviation is essentially departing from the intended course and ending up somewhere entirely different. Collectively, these types of...

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Education is an important point for trenchless technology companies, as the industry is still relatively new and growing. A no dig show...

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Bidding on a city project will require you to provide information on your budget, timeline and your contingency plan. You'll have to give...

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Borehole integrity is vital to the safety and success of a drilling project. There are several issues that can lead to borehole collapse...

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America's aging underground infrastructure isn't limited to major cities. and trenchless technology can help them. Historic towns, however,...

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Direct indicators of an unstable borehole include the excess volume of drill cuttings, caving or heaving at the surface, cement required in...

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For trenchless projects, managers select one of three main drill rod categories, A-series, D-series, or O-series. A-series rods are made of...

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Drilling deviations come in many forms. The 1st order lineal deviation includes vertical deviation (msVD) and horizontal deviation (msHD)....

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Horizontal Directional Drilling or HDD is a process of trenchlessly boring a horizontal hole for the installation of new pipes using drill...

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Depending on the soil structure, a geological investigation provides information on which drill bits should be used for drilling in soft,...