what is the minimum distance that excavation materials, tools, and other supplies be kept back from the…

what is the minimum distance that excavation materials, tools, and other supplies be kept back from the excavation edge? select the best option. 2 feet 6 feet 10 feet it is never required
Answer
Brief Explanations:
In excavation - safety guidelines, materials, tools, and supplies should be kept at least 2 feet back from the excavation edge to prevent them from falling in and to ensure stability.
Answer:
2 feet