Trenching and excavation work--it's the starting point of most construction projects. Before you dig, there's a lot you need to know, because the risks, just like the weight of the soil, are too great to take a chance. This type of work is dangerous, with more than 100 workers killed in trench accidents each year.
- The duties of the OSHA competent trenching and excavation person.
- The various types of soil and how they can be identified.
- The process for determining how to make an excavation safe.
- The slope-back ratios for Types A, B and C soil.
- The lessons that can be learned from Scott May’s accident.
Leader's Guide...