coring

Crux core rig working on a challenging coring project in Bellevue, Washington
Project Related

Challenging core recovery in residential area

January 2, 2013 rockman Comments Off on Challenging core recovery in residential area

Specialty geotechnical drillers Crux Subsurface, Inc. of Spokane, WA has been working on a challenging project in a residential neighborhood in Bellevue, Washington. Their work is in support of a King County project to upgrade […]

Directiona core drilling
Miscellaneous

Directional Core Drilling for Tunneling

October 6, 2009 rockman Comments Off on Directional Core Drilling for Tunneling

When you’re doing a geological investigation for a tunnel, only having vertical or traditional angled core holes only gives you a very limited picture of geology of the rock mass through which you’re going to […]