GeoStabilization international helped Colorado DOT get highway 145 reopened after two massive rocks rolled down the slope cutting an 8 foot trench across both lanes. GSI had a team of scalers helicoptered up to the source area and they brought down any remaining unstable rocks all the way down the runout path of the boulders.
The Colorado Geologic Survey has a very comprehensive overview of the geologic hazard of rockfall in all its many forms in their latest issue of RockTalk newsletter. The entire 24-page newsletter is devoted to various aspects of the problem, mitigation options and case studies all with excellent photos. I highly recommend that you check it out. Click through for the link. (Photo by CGS)
The latest Geobruug newsletter talked about the variety of rockfall mitigation solutions they have installed at the Kanmantoo open pit mine in Australia in recent years. Those include flexible rockfall barriers, anchored mesh, rockfall attenuators, […]