The use of water-based down-the-hole hammer drilling is a relatively new, cost-efficient technique. This technology has been used for the first time in India to make a water curtain system in an unlined cavern for the Vizag underground crude oil storage cavern project.
Three SR-90 hydraulic rotary rigs and two single-auger rotary rigs (SR70 and SR80) are at work in New Orleans on the biggest deep soil-mixing job ever performed in the United States.
We invited leading drill rig manufacturers to tell us about the options that are available on their machines. Take a look and see what you might want in your fleet to increase your firm’s productivity, safety or capabilities.
