Ian GrayinSigra AustraliaBalanced Pressure Drilling System deployed at Liang Tang Tunnel ProjectBackgroundApr 11, 2017Apr 11, 2017
Ian GrayinSigra AustraliaTop 5 Specs — Field Data LoggerSigra’s broadly applicable Field Data Logger technology is ideal for monitoring landslide, ground anchor, stress change, aquifer pressure…Mar 17, 2017Mar 17, 2017
Ian GrayinSigra AustraliaGetting to the heart of Real Rock PropertiesThe models and methodologies of determining rock properties and predicting rock behaviour are numerous, but are they all equally effective?Mar 17, 2017Mar 17, 2017
Ian GrayinSigra AustraliaPermeability in civil and mining applications — What to look out forWith better-tailored equipment and a revised methodology for shallow permeability testing in civil and mining projects, we can reduce the…Mar 1, 2017Mar 1, 2017
Ian GrayPermeability testing in civil and mining applications — What to look out forOwing to the constraints of time and money, the two most widely used methods for permeability testing in civil and mining — The Falling…Mar 1, 2017Mar 1, 2017