WA General Contractor Practice Questions - Washington General Contractor Exam

Under Washington excavation safety standards, what is the maximum depth of a trench before cave-in protection is required?

5 feet — trenches deeper than 5 feet require cave-in protection 4 feet 10 feet 8 feet

5 feet — trenches deeper than 5 feet require cave-in protection

Access more questions from this quiz

Continue to WA General Contractor Practice Questions - Washington General Contractor Exam for more practice questions and the full quiz experience.