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  1. Home
  2. Directional Drilling

Directional Drilling

Directional drilling, also known as horizontal directional drilling (HDD), is a minimally invasive 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.

Drill Master: Pump Efficiency
Andrew Farr
February 1, 2005
Read Article
Directional Drilling
Drill Master: GPS and Fleet Management
December 1, 2004
Directional Drilling
Drill Master: Interference & HDD Locating Systems
August 1, 2004
Directional Drilling
Drill Master: Drilling Fluid Rules of Thumb
June 1, 2004
Directional Drilling
Trenchless Technology Road Show Draws Regional Interest in the Windy City
May 20, 2004
Directional Drilling
Drill Master: Planning an HDD Bore?

Because of their familiarity with the HDD process, workers have, in some instances, found shortcuts...

April 1, 2004
Directional Drilling
Drill Master: Universal Formula?

The following happens as the pump crankshaft makes one complete revolution: As the piston or plunger...

February 1, 2004
Directional Drilling
Drill Master: Locate–Expose and Monitor

Underground utilities and the HDD industry have mixed liked oil and water since the industry's incep...

December 1, 2003
Directional Drilling
Drill Master: Shopping for a Used Pump?

In the past months, I have received numerous calls regarding used pumps....

October 1, 2003
Directional Drilling
Drill Master: Keys to GPR System Selection

In the April 2003 issue of Trenchless Technology, Christopher Proulx of TBE Group Inc. discussed the...

August 1, 2003
Directional Drilling
Drill Master: Lost Circulation Material LCM

Loss of returns, flow or circulation can be a problem in HDD installations. Zones of high porosity/p...

June 1, 2003
Directional Drilling
Drill Master – HDD Locating — Knowing the Basics

Locating is an integral part of any horizontal directional drilling operation, but is often viewed a...

April 1, 2003
Directional Drilling
Drill Master: Viscosity: Friend or Foe?

Viscosity can be a misunderstood drilling fluid property when horizontal directional drilling (HDD)...

February 1, 2003
Directional Drilling
Drill Master: Electronics & Asset Management

Today more than ever, excellent management of an HDD company is needed in order to be in the black a...

December 1, 2002
Directional Drilling
Drill Master: Patience is the Key in Locating Gravity Sewer...

The preparation for a gravity sewer bore will sometimes take longer than the actual bore. All of the...

August 1, 2002
Directional Drilling
Drill Master: Understanding Bend Radius

One of the most important aspects of any HDD project is the planning that goes on before the job is...

June 1, 2002
Directional Drilling
Drill Master: Understanding Calibration

What happens at calibration and what is being calibrated are two of the more commonly misunderstood...

April 1, 2002
Directional Drilling
Drill Master: Making the “Exit Side” a Safer Place to...

Either you have had the unfortunate personal experience of, or could imagine the dangers of, the com...

February 1, 2002
Directional Drilling
Drill Master: Damage Prevention, Project Planning and Locating

Construction professionals understand the importance of not damaging buried utilities while performi...

December 1, 2001
Directional Drilling
Drill Master: The Relationship Between the Mud Motor & the...

A mud motor is no more effective than the volume of fluid that is pumped through it, which generates...

October 1, 2001
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