duplex drilling

 UMA used duplex drilling to advance both casing and drill steel into each hole simultaneously to keep them from collapsing at a ground anchoring project in the Winston-Salem area
GROUND CONTROL

UMA preserves vital retaining wall structures for US bridge demolition

Examining how UMA Geotechnical employed duplex drilling on a challenging anchoring project

21 July 2021

  One of Dando's Terrier rigs at work in Bolivia
GEOTECHNICAL & GEO-ENVIRONMENTAL

Dando's Bolivian connections

Dando Drilling has been in Bolivia training customers on its Dando Terrier rigs

30 November 2018

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Geothermal Game Changer

Customer-inspired engineering leads to fieldwork simplified

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A Sneak Peek at the Future of Drilling Data

Drilling is the first step in an optimised mine value chain, so it is crucial to

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Gain Ground on the Competition

Rigs, tooling designed for direct push propel profits, production across industries

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Simplify your geotechnical Jobs

Multi-application drill rigs and enhanced tools boost productivity and profits.