Overview
Develop a firm grasp of standard-of-care analysis, design, and remediation of unstable slopes, landslides, rockfalls, earth retention, excavations, buttresses, and embankments. Learn from expert and diverse course faculty about industry-leading and advancing topics such as rainfall-induced movements, slope risk assessment and asset management, and LiDAR and photogrammetry. After attending Slope Stability and Landslides, you will understand:
- How to identify and analyze unstable slopes
- How to identify, analyze, prevent and remediate landslides and other slope displacements caused by natural and human activities
- How to deal with landslides and slope instabilities by learning the importance of engineering, geology, and local experience
- How to analyze slopes with applied science using limit equilibrium-, deformation-, and probabilistic-based methods
Who Should Attend?
- Civil and geotechnical engineers
- Employees with geological surveys and water boards
- Consultants and investigation/laboratory subcontractors
- Geological engineers and geoscientists
- Facility managers and physical plant engineers
- Earthwork contractors and estimators
- Architects and landscape architects
- Utility engineers and managers
- Local, county, and state transportation commissioners and staff
- Engineers and contractors for military facilities
- Lawyers and mediation professionals
Outline
Day 1 — Soil Slopes, Excavations, and Cut Slopes
Introduction, Expectations, and Objectives
- Slope failures, movements, and processes
- Triggering mechanisms
- The 4 G’s of slope stability: geometry, geology, hydrogeology and geotechnical
Shear Strength, Stress States, and Water Pressures
- Fundamentals of shear strength
- Measurements of strength
- Laboratory tests and standards
- In situ field tests of strength
- Importance of Water and Pore Pressures in Slope Stability
- Soil permeability
- Seepage forces
- Porewater pressure
Slope Stability Analysis
- Mechanics of limit equilibrium
- Slope stability analysis methods
- Commonly used Methods of Slices
- Selection of analysis method
- Drained versus undrained conditions
- Total stress versus effective stress analysis
- Evolving Analysis methods
- Deformation analysis
- Finite element methods
- Probabilistic methods
Slope Stability Reporting
- Components and structure of comprehensive slope stability analysis
- Slope stability reporting
How and Why Unsaturated Slopes Fail
- Soil suction and the soil-water characteristic curve
- Stress conditions in unsaturated slopes
- Infinite slope stability under unsaturated seepage conditions
- Case studies of rainfall-induced cut slopes
Demonstration of Slope Stability Analysis Programs
- Why do 3D analysis?
- Overview of 3D slope stability analysis using SVSLOPE
- 2-D and 3-D Case studies, step-by-step
- 3-D Conceptual model building
- 3-D Orientation and MPA analyses
Day 2 — Rock Slopes and Landslides
Geologic Aspects of Landslides
- Geologic materials and processes affecting landslides
- Landslide mechanisms and climatic conditions
Oso Landslide Case History
- Historical context
- Subsurface characterization
- Land use and risk
- Analysis and mechanisms
Rock Mechanics and Rock Slope Investigations
- Methods to estimate shear strength of discontinuities
- Rock slope failure modes and analysis
- Rock slope investigation
- Mapping
- Geological engineering of rock slopes
Rock Slope and Landslide Investigations
- Rock slope remediation
- Quarry slope case study
Advancing Topics in Slope Engineering
- Proactive Risk Assessment
- Performance-based Asset Management
- LiDAR and Photogrammetry for Slope Stability Assessment
Rockfalls
- Types and ratings
- Investigation and instrumentation
- Analysis
- Mitigation and construction
Rock Toppling Case Study
Debris Flows
- Design methodologies
- Debris flow barriers
Day 3 — Engineering Design for Slopes and Earth Retention
Geosynthetic Use in Slopes and Embankments
- Reinforcement
- Erosion control
- Drainage
- Landslide repair
Lateral Earth Pressures
- Definitions and development of active, passive, and neutral earth pressures
- Movements to mobilize active and passive pressures
- Examples of lateral earth pressures
Design of Excavation Support Systems
- Earth pressures for cantilever and anchored shoring
- Design of cantilever shoring (hand method)
- Design of anchored shorting (hadn method)
- Design of cantilever shoring (computer program)
- Basal heave, surface settlement, and lateral deflections
Case Studies in Slope Stabilization, Support, and Repair
- Pipe and board method for shallow slope failure
- Drilled pier and grade beam retaining wall for shallow slope failures
- Lateral support system in an active landslide zone
- Lateral support systems at a property line
Embankment and Buttress Design
- Failure modes
- Stress distributions
- Nature and selection of fill material
- Compaction specifications and acceptance criteria
- Buttressing
- Drainage
Instructors
James Tinjum, PE, PhD
Associate Professor
James M. Tinjum, PE, PhD, is an associate professor at Engineering Professional Development, University of Wisconsin–Madison. Prior to his engagement as a faculty member at UW–Madison in 2008, Dr. Tinjum worked for 13 years in private practice (consulting and industry) in Denver, Madison, Peoria, and Philadelphia. He has specialized technical knowledge in geotechnical and remedial investigation, slope stability analysis and design, and field engineering/construction management. In applied practice and research, Dr. Tinjum has specific, applied expertise in thermal geotechnics for energy facilities including buried cable design and geothermal exchange systems.
Teaching in courses starting: 03/28/2018
William Likos, PhD
Professor and Chair of Geological Engineering
William Likos, PhD, is the Gary Wendt Professor and Director of the Geological Engineering Program at the University of Wisconsin-Madison. Dr. Likos’ expertise is in the area of geotechnical engineering, with particular emphasis on unsaturated soil mechanics and expansive clay behavior. Dr. Likos has established himself as a national leader in unsaturated soil mechanics by publishing one of the first textbooks dedicated to the subject, publishing extensively in the top refereed journals, and serving in leadership roles on national committees. He is a two-time recipient of the ASCE Norman Medal for his research contributions to unsaturated soil mechanics.
Teaching in courses starting: 03/28/2018
J. David Rogers, PE, RG, CEG, CHG
Professor
J. David Rogers, PE, RG, Karl F. Hasselmann Missouri Chair in Geological Engineering, Department of Geological Sciences and Engineering, Missouri University of Science and Technology. Dr. Rogers has 25 years of experience in evaluating the stability of natural slopes, embankments, stream channels, highways, and hydraulic structures. Between 1979 and 2001, he managed over 500 projects in the western United States, Hawaii, Taiwan, the Philippines, and the Middle East.
Teaching in courses starting: 03/28/2018
Dale Marcum, PE
Principal Geologic Engineer
Dale Marcum, PE, Principle Geologic Engineer, Cotton, Shires and Associates, Inc., Los Gatos, California. Mr. Marcum has a background in both geology and engineering, earning a BS in geology at Western State College of Colorado and a MS in geotechnical engineering at UC Berkeley. He has worked on a variety of rock slope stability projects involving canals, penstocks, diversion pipelines, dams, quarries, highways, and commercial and residential structures.
Teaching in courses starting: 03/28/2018
Earn Credit Hours
Continuing Education Units, CEU
2.2
Professional Development, PDH
22
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