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Article: 2008 large directional drilling rig census.(Directory)
- Article from:
- Underground Construction
- Article date:
- November 1, 2008
- Author:
CopyrightCOPYRIGHT 2008 Oildom Publishing Company of Texas, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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When horizontal directional drilling (HDD) professionals discuss the size of an HDD rig, they usually refer to the maximum pullback force the unit can develop. The most common industry standard for a large directional drilling unit is defined as having a minimum of 100,000 pounds of pullback force. In addition to pullback, the most common specifications used to categorize HDD equipment are rotary torque of drill stem rotation speed and the size of drill pipe.
Underground Construction's 2008 census of large horizontal directional drilling contractors is an effective tool when selecting the right size drill rig to fit specific project needs in managing a successful ...
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Article: 2004 large directional drilling rig census.
Underground Construction;
November 1, 2004 ;
700+ words
... ... 60,000-lbs. pullback Maximum Pipe Diameter: 48 in. Maximum Pullback ... 100,000-lbs. pullback Maximum Pipe Diameter: 42 in. Maximum Pullback ... 100,000-lbs. pullback Maximum Pipe Diameter: 48 in. Maximum Pullback ...
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