Topic outline

  • Gravel Roads: Design and Maintenance

    Credits : 8 PDH

    PDH Course Description:

    This eight hour course addresses the maintenance and design aspects of gravel roads. With unpaved roads making up over 50% of US roads and approximately 90% of roads worldwide, maintaining these road systems is a enormous task.

    Topics:

    • Gravel road maintenance and design
    • Routine maintenance and rehabilitation
    • Drainage
    • Surface gravel aggregate selection
    • Types of dust control stabilizers
    • quantity calculations
    • Innovative equipment and methodology
    • Grader inspection
    • Aggregate gradation

    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

    Publication Source: US DOT (Federal Highway Administration)

    Donald Parnell, PE

    • Topic 1