ASTM C131/C131M Standard Test Method for Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine -- eLearning Course

    Price: $115.00

    About the Series

    ASTM's Construction Materials Technician Series enables QA/QC technicians in the construction industry to advance their skills using leading, self-guided, computer-based training. The series is ideal for those preparing to become certified testing technicians through the American Concrete Institute (ACI), National Institute for Certification in Engineering Technologies (NICET), or a state agency such as the Department of Transportation (DOT).

    Each course includes:

    • Self-guided training complete with video demonstrations, checklists, concept presentations, data sheets and glossaries
    • Quiz with automatic grading
    • Certificate upon successful completion of course and passing score on quiz.

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    All ASTM online courses are available by subscription on ASTM's Learning Center. The Learning Center provides advanced features that let you set up learning plans, track learning progress and compliance, and run reports.

    About the Course

    This test method covers a procedure for testing of coarse aggregates with a maximum size smaller than 37.5 mm ([11/2 in.] for resistance to degradation using the Los Angeles testing machine

    Learning Outcomes

    By the end of this course you will be able to:

    • Describe the Los Angeles machine and related components used in this test method
    • Recall the test sample preparation steps
    • Describe the procedure for testing coarse aggregates with a maximum size smaller than 37.5 mm [1 ½ in.] for resistance to degradation using the Los Angeles testing machine
    • Identify the calculation for percent loss determined by this test method
    • List the reporting requirements
    • Identify recommendations for the maintenance of the shelf of the Los Angeles machine


    Anyone who runs the C131 test method or who needs an understanding of the test method and how it is properly run.

    Course Content

    • Introduction
    • Demonstration Videos
    • Procedural Outline
    • Glossary
    • Quiz
    • Referenced Materials
    • Certificate


    • 8.1 Preparation of Test Specimen (Duration: 7:03)
    • 9.1 Procedure (Duration: 4:13)

    Reference Materials Included

    ASTM C131

    CEUs and Certificate

    CEUs: .1 or 1 PDH

    A certificate is available upon successful completion of the course and an 80% or higher score on the exam.

    Certificate Program

    This training course is part of the following certificate programs:


    1 year online subscription for a Single User Only via username/password. Requires internet access.

    For pricing for Multi-User access or for more information, please contact sales here or call 1-877-909-ASTM.

    Technology Requirements

    For a list of technology requirements for accessing ASTM Training please click here.

    Price: $115