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Video Conference

Soil Nailing for Slope Stability

  • Apr 24, 2019 (9:30 - 1:00 pm CT; 8:30 - 12:00 pm MT)
    Video Conference (designated rooms at DOT sites)


DEADLINE: Wednesday, April 17, 2019

The above resource and more can be accessed by visiting the TLN Learning Management System (LMS).


Soil nailing is an established technology used for permanent and temporary retaining walls, upgrading substandard structures, repair of failed structures, and mitigating unstable soil and rock slopes. Various forms of reinforcing bars installed in a wide variety of methods are utilized to permanently reinforce soil and rock. This presentation will cover the full gamut of soil nailing, with technology transfer information for anyone engaged in roadway design, construction and maintenance.

  • Soil nailing overview
  • Review of various soil nailing techniques
  • Soil nailing equipment
  • Tips for selecting field candidates
  • Seasonal targets – construction window
  • Design criteria and process
  • Specification best practices
  • Bid options
  • Strategic Highway Research Program and other research
  • Overview of similar geohazard mitigation issues


Roch Player, M.S., P.E., GeoStabilization’s Chief Engineer. After earning his BS and MS degrees in civil engineering from Iowa State University, Roch began a 20-year career in the geotechnical consulting industry with projects throughout the United States and Canada. In addition to his professional consulting experience, for two years he taught geotechnical and foundation engineering as an Adjunct Instructor at the University of Texas – Tyler.

A licensed Professional Engineer in Alaska, Iowa, Louisiana, Minnesota, Texas, and Washington, Roch has experience in both traditional and alternative project delivery, specializing for over 15 years in design-build delivery of major infrastructure projects, including major bridges, highways, airfields, and Department of Defense facilities. He has extensive experience in the engineering design process from project concept through final design plans and construction. He has led investigations, performed analyses, evaluated alternatives, provided recommendations, created plans, written specifications, and overseen construction for private, local, state, and federal clients. Roch also possesses cold region experience including frost depth evaluation and identification, evaluation, and mitigation of cold and warm permafrost for pipelines, bridges, walls, embankments, facilities, utilities, buildings, and other structures.

Target Audience

DOT and local government engineering, geotechnical, construction and maintenance staff.

NDSU Dept 2880P.O. Box 6050Fargo, ND 58108-6050