Daniel is GeoStabilization’s Rockfall Division Director. One of the world’s leading experts on rockfall mitigation and rock slope stabilization, Daniel has successfully tackled some of the most technically difficult geohazard mitigation projects in the world. Additionally Daniel has consulted on geohazard sites in India, China, and Libya. Daniel is an alumnus of the Transportation Research Board’s (TRB’s) Engineering Geology Committee and the TRB Rockfall and Geotechnical Asset Management Subcommittees, as well as the Steering Committee for the Highway Geology Symposium. He also co-authored the Rock Cut Slope and Catchment Design Guidelines for the Ohio Department of Transportation and has authored numerous articles for various trade publications during his 30+ years in the industry.
A variation of karst sinkhole grouting is the grouting of mined coal seams and workings located below existing infrastructure that exhibit the potential to propagate to the surface and cause sinkholes and/or subsidence.