Topic outline

  • Use of Large Woody Materials for Habitat and Bank Protection

    Credits: 1 PDH

    PDH Course Description:

    Large woody materials (LWM) have been used for river training and stabilization for centuries. LWM structures are intended to provide habitat and stabilization until woody riparian vegetation and stable bank slopes can be established.

    Topics:

    • Introduction to LWM Structures
    • Areas of applicability
    • Environmental and habitat considerations
    • Design Considerations
    • Types and Selection of LWM structures
    • Dimensions for intermittent LWM structures
    • Force and moment analysis
    • Ballast and anchoring
    • Materials, Cost, Maintenance

    To take this course:

    1.) Enroll in Course: Click below to enroll:
    (must be logged into your user account)


    2.) Study: Once enrolled, click below to begin the course:

    Download the Study Guide

    3.) Test: Once you've thoroughly read the course materials, please click below to take the final examination.

    Take the final exam

    4.) Certificate: A passing grade of 70% or higher on the exam, is required to receive the certificate of completion for this PDH course.
         NOTE: After the exam is completed, you will need to return to this page, in order to print (download) the certificate of completion.

    Print the Certificate of Completion

    Intended Audience: This course is intended for Water Resources, Civil, Environmental, Transportation, and other engineers whose job description requires a general knowledge of streambank and habitat protection methods.
    Publication Source: USDA (Natural Resources Conservation Service)

    Harlan Bengtson PhD, PE

    • Topic 1