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Presenter: Curran E. Mohney, RG, CEG

Seminar Date:

Seminar Location: Online

This seminar is closed or full.


Slope Movement and Mechanisms
Thursday, October 24, 2019, 11:00 AM - 1:00 PM CDT

   Types of slope movement and instability

      • Rock-fall and rockslides

      • Translational and rotational failures

      • Debris flows and rapidly moving landslides

   Analyzing the stability of slopes

   Slope stability concepts

      • Reviewing geologic conditions

      • Examining soils and topography

      • Evaluating surface and groundwater conditions

   A brief discussion of soil and rock mechanics

      • The influence of water

   Evaluating types of slopes

      • Natural slopes

      • Engineered slopes

   Methods of slope stability analysis

Slope Stabilization Methods
Thursday, October 24, 2019, 1:30 - 3:00 PM CDT

   Use of vegetation (bioengineering)

   Surface protection





   Installing earth retention structures

   Rock slope stabilization

Landslide Hazard and Risk Assessment
Friday, October 25, 2019, 11:00 AM - 12:00 PM CDT

   Definitions and elements of landslide hazard risk

   Risk-reduction strategies (objectives for landslide mitigation)

   Lifecycle cost analysis


Slope Stabilization and Landslide Mitigation
Friday, October 25, 2019, 12:30 - 2:30 PM CDT

   Slope stabilization using retaining walls

   Slope stabilization using geosynthetics

   Slope stabilization using combinations of methods

   Rockfall mitigation

   Slope stabilization using earthworks

      • Shear keys and buttresses

      • Unloading

   Slope stabilization using drainage

Webinar Instructions

Each webinar session earns continuing education credit and can be registered for individually. All attendees must log-on through their own email – attendees may not watch together if they wish to earn continuing education credit. HalfMoon Education Inc. must be able to prove attendance if either the attendee or HalfMoon Education Inc. is audited.

Certificates of completion will be provided for each webinar attended and will be sent via email in PDF form about five business days after the conclusion of the series.

Webinars are presented via GoToWebinar, an easy-to-use application that can be run on most systems and tablets. Instructions and login information will be provided in an email sent close to the date of the webinar. It is highly recommended that you download, install and test the application before the webinar begins by clicking on the link in the email.

GoToWebinar App requirements: 
Windows 7 - 10 or Mac OSX 10.9 (Mavericks) - 10.14 (Mojave)

Web Browser:
The two most recent version of the following browsers:
Google Chrome, Mozilla Firefox, Apple Safari, Microsoft Edge
Internet Explorer v11 (or later) with Flash enabled

Internet connection:
 Minimum of 1Mbps       Hardware: 2GB RAM or more

For more information visit the Support section at www.gotowebinar.com.

Credit Information:

Who Should Attend

  • Architects
  • Engineers
  • Landscape Architects
  • Floodplain Managers

     6.5 PDHs

     6.5 HSW CE Hours

     6.5  LU|HSW

Landscape Architects:
     6.5 HSW CE Hours

     6.5 HSW PDHs

     6.5 CECs

Continuing Education Credit Information

These live, interactive webinars are designed to qualify for continuing education credit for professional engineers and architects in all states. Please see each webinar listing for the number of available continuing education credits. Course participants need to be aware of any licensing restrictions on online learning to fulfill their continuing education requirements.

HalfMoon Education Inc. is registered as a continuing education provider with the American Institute of Architects Continuing Education System (No. J885). HalfMoon Education is an approved continuing education sponsor for engineers in Florida, Indiana (License No. CE21700059), Maryland, New Jersey (Approval No. 24GP00000700), North Carolina, and North Dakota. HalfMoon Education is deemed an approved continuing education sponsor for New York engineers and architects.

Halfmoon Education is an approved continuing education provider with the Landscape Architecture Continuing Education System. See the Slope Stability and Landslide Prevention webinars for available HSW PDHs.

HalfMoon Education is an International Code Council Preferred Provider (No. 1232). See the Special Inspections and the National Electrical Code webinars for available CEUs.

The Association of State Floodplain Managers has approved the HEC-RAS Webinar Series. See listings for available CEUs.

Participation and knowledge retention will be verified for these webinar events. Certificates of completion will be provided upon successful completion of the quiz at the end of each webinar, and earned LUs will be reported to the AIA/CES.


Curran E. Mohney, RG, CEG

Engineering Geologist
Mr. Mohney is the Engineering Geology Program leader for the Oregon Department of Transportation (ODOT). The Engineering Geology Program at ODOT encompasses site characterization, subsurface exploration, slopes and embankments, geologic hazards, groundwater, geotechnical instrumentation, and planning and research activities. In this role, he also oversees the Unstable Slopes (landslide/rockfall) Program for ODOT. He is a registered geologist and a certified engineering geologist in Oregon with over 25 years of experience in Oregon and the western states. Mr. Mohney has been the Engineering Geology Program leader since 2004. Prior to this, he had been a staff and project-level geologist for consulting firms and the mining industry as well as for ODOT. He is a graduate of the Geology Program at Portland State University. During his professional career, Mr. Mohney has been involved in the investigation, design, and mitigation of hundreds of landslides and rockfalls.

Tuition Costs:

Standard Tuition: $325.00
Online Tuition (pre-registration): $275.00

Each registration includes one copy of a manual prepared by the seminar speakers.