Course ID: WA2017-652
Course Type: Industry Related Plumbing (IRP) - 4 hrs.
Expiration Date: 9/6/2020
Fully Illustrated Course
Keep up the good work! John Mc...Ford, WA
Great job! I really enjoy taking your courses. Jame McG... Auburn WA
"Learned some new stuff, thanks!" Kent H. - Brush Prairie, WA
The quiz questions for this course can be downloaded in Microsoft Word or PDF.
Cave-ins from improper trenching and excavations injure and kill several hundred workers each year.
The course uses over 300 illustrations and graphics to teach how to:
- Identify potential excavation problems
- Apply proper soil testing methods
- Determine correct sloping angles for various soil types
- Select methods of trench protection for workers
No code book or other materials are needed when taking this course.
Your completed course information is sent to WA. L&I the next business day.
You will have 60 days to complete this course.