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Articles by Andrew Farr

Business/People
2002 Trenchless Technology Person-of-the-Year: Mark Wallbom

Over the past 25 years, Mark Wallbom has developed a knack for reinventing companies. From the college campus to the cor...

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

Construction professionals understand the importance of not damaging buried utilities while performing any type of new c...

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 power....

October 1, 2001
Directional Drilling
Drill Master: Protecting the Transmitter While Rock Drilling

It was virtually unthinkable to drill solid rock eight to 10 years ago with a mid-size or smaller HDD machine....

August 1, 2001
Directional Drilling
Drill Master: Monitoring Your Solids

There is more solids removal equipment used in the HDD industry today than ever before. This is causing some problems....

June 1, 2001
Directional Drilling
Drill Master: Locating Under Water

For the purposes of this article, we will assume that the water crossing will take place using a walkover locating syste...

April 1, 2001
Business/People
2001 Trenchless Technology Person-of-the-Year: Ray Sterling

For years, Ray Sterling's daily workload has been composed of one fundamental task, especially after taking the director...

March 1, 2001
Directional Drilling
Drill Master: The Technology Quest

Electronics continue to shape the way we live and work. The Internet has revolutionized the way we receive our informati...

February 1, 2001
Directional Drilling
Drill Master: Monitoring What’s Down There

With HDD being recognized as the preferred method of installing underground utilities over the past couple of years, the...

December 1, 2000
Directional Drilling
Drill Master: What’s the Problem?

The main problem with problem solving can be the identification of the problem. This, in many cases, may lie with the in...

October 1, 2000
Directional Drilling
Drill Master: How to Plan a Proper Bore

How many times have we been out on a directional boring job and our locator is just not acting properly?...

August 1, 2000
Directional Drilling
Drill Master: Shaking it Up

As more and more contractors are discovering the strong economics of recovering, cleaning and reusing boring fluids, the...

June 1, 2000
Directional Drilling
Drill Master: Interference: The Invisible Obstacle

Depth, direction, pitch and roll are the most basic information displayed by all directional drilling receivers....

April 1, 2000
Business/People
2000 Trenchless Technology Person-of-the-Year: Joseph Barsoom

As director of engineering for the Wastewater Management Division of the City and County of Denver, Joseph Barsoom direc...

March 1, 2000
Directional Drilling
Drill Master: Drilling Fluids With Solids Removal Systems

As more utility contractors are moving up to larger rigs, they are also moving toward the use of solids removal (solids...

February 1, 2000
Directional Drilling
Drill Master: What’s Next For Locating Technology

In the past few years, there has been incredibly innovative technological advancements in the horizontal directional dri...

December 1, 1999
Directional Drilling
Drill Master: Plunger Mud Pumps vs. Piston Mud Pumps

The mud pump used on most directional boring machines is either of the piston/liner or plunger/packing technology....

October 1, 1999
Directional Drilling
Drill Master: Pitch & Roll: Keys to Tracking

A modern horizontal directional drilling machine is a combination of several different systems, and every directional dr...

August 1, 1999
Directional Drilling
Drill Master: Pushing Forward — An Inventive Method of Reaming

We all know what "back reaming" is-make a bore, remove the bit, install a back reamer or hole opener and ream back to th...

June 1, 1999
Directional Drilling
Drill Master: Locating’s True Depths

It is often debated whether the locator or the drill operator is in charge of directionally drilling a pilot hole. The t...

April 1, 1999