Auger Boring: Equipment Spotlight

May 2013, Vol. 68 No. 5
Robbins now offers the Motorized Small Boring Unit (SBU-M) in casing diameters down to 30 inches.

The 72-1200 NG horizontal auger boring machine offers a patented rack-and-pinion drive for rapidly pulling the boring machine back to the starting position on the track, without dogging or winching. The standard 72-1200 NG is equipped with a Caterpillar C7 ACERT, Tier III 250-hp diesel engine and has a maximum thrust rating of 1,200,000 pounds. The total working range of the machine is 24 to 84 inch product casing diameters, and has 200,641 foot-pounds of maximum torque. A Quik Split frame design allows the machine to be separated into sections to accommodate lighter and fasters lifts into and out of the bore pit, and aids the operator in being able to facilitate better and safer machine positioning. The machines Quik Tran technology system provides up to 10,000 pounds of push/pull at high speed. 800.324.4930, americanaugers.com

Akkerman
One of the most common applications for the Akkerman single stage GBM 240A jacking frame is its use in conjunction with a standard auger boring rig. Combined, the GBM offers auger boring rig contractors the ability to provide reduced casing diameters and longer drives with extreme accuracy that are unobtainable with an independent auger boring rig. 800.533.0386, akkerman.com

Bor-It Mfg.
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The Model 42 Thruster Buster horizontal earth boring machine with 97-hp Deutz diesel is packaged to provide extra power for the extra-rugged boring applications 12 to 42 inches in diameter. The Model 42 includes automatic push bar and winch with optional equipment such as extra track, heads, augers, all size hexes and casing attachments. 800.289.6639, bor-it.com

Barbco

Barbco’s 24-100 auger boring machine is powered by a 19-hp Lombardini diesel engine. This machine can produce an actual 113,097 pounds of thrust. It is equipped with a three-speed transmission and a 44:1 gearbox and produces 7,356 foot-pounds of torque in first gear at 22 rpm. The front drive is equipped with a 2 ¼-inch hex drive. 800.448.8934, barbco.com