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.



What is Horizontal Directional Drilling? What is Horizontal Directional Drilling? What is Horizontal Directional Drilling? What is Horizontal Directional Drilling?


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

Working With Drilling Deviations Working With Drilling Deviations Working With Drilling Deviations Working With Drilling Deviations


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

Cost-Saving Trenchless Dewatering in Construction Projects Cost-Saving Trenchless Dewatering in Construction Projects Cost-Saving Trenchless Dewatering in Construction Projects Cost-Saving Trenchless Dewatering in Construction Projects


This water needs to be drained effectively to stabilize the soil so that construction work can proceed. If dewatering is not managed well,...

The Right Drill Bit for Soft, Medium & Hard Ground Conditions The Right Drill Bit for Soft, Medium & Hard Ground Conditions The Right Drill Bit for Soft, Medium & Hard Ground Conditions The Right Drill Bit for Soft, Medium & Hard Ground Conditions


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

Horizontal Directional Drilling: 7 Key Facts to Know Horizontal Directional Drilling: 7 Key Facts to Know Horizontal Directional Drilling: 7 Key Facts to Know Horizontal Directional Drilling: 7 Key Facts to Know


Pilot hole curvature, the reamer size and the viscosity of the drilling fluid all require adequate planning knowledge in horizontal...

The View Underground: Ground Penetrating Radar The View Underground: Ground Penetrating Radar The View Underground: Ground Penetrating Radar The View Underground: Ground Penetrating Radar


Ground penetrating radar or (GPR) can save you thousands on a trenchless project, however, it cannot be relied upon by itself. Using it to...

5 Pipe Ramming Methods Used in HDD 5 Pipe Ramming Methods Used in HDD 5 Pipe Ramming Methods Used in HDD 5 Pipe Ramming Methods Used in HDD


Pipe ramming techniques for use during horizontal directional drilling include pullback assist and bore salvage, ending the need for...

An Overview of Trenchless Tunneling An Overview of Trenchless Tunneling An Overview of Trenchless Tunneling An Overview of Trenchless Tunneling


Trenchless tunneling utilizes a variety of tunneling methods like microtunneling, Directional Drilling, Auger Boring, Moling, etc....

A Complete Guide to the Usage and History of Drill Bits and Tooling A Complete Guide to the Usage and History of Drill Bits and Tooling A Complete Guide to the Usage and History of Drill Bits and Tooling A Complete Guide to the Usage and History of Drill Bits and Tooling


The drill bit and its tooling practices have evolved to become a mainstay of modern drilling processes. Without these all-important tools,...

Why the Oil and Gas Pipeline Industries are Eyeing HDD Why the Oil and Gas Pipeline Industries are Eyeing HDD Why the Oil and Gas Pipeline Industries are Eyeing HDD Why the Oil and Gas Pipeline Industries are Eyeing HDD


The oil and gas industry is a significant customer of piping construction and repair contractors, and the availability of HDD trenchless...