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Latest News › System IV Drilling Machine
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The System IV drilling machine has been design specifically for use with the latest core hole technology currently being trialed by National Grid. This technology enables gas free entry into live gas mains from road level. Equipment is currently being design for camera entry, flow stopping and other applications.
Small hole working is unlike conventional excavations as all work is done through an 18" core hole that is cut without the need for pneumatic drills.
This system is currently under trial also in the USA by PLCS Inc. and major US utility company’s.
ALH have been leaders in the field of gas free working for over 25 years Posted on 20 Dec 2006
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