Question

your employer has the ability to protect you from cave - ins and other hazards by using adequately - designed protection systems in excavations, but these are not required when an excavation is made entirely in stable rock or is less than how deep? select the best option 5 feet 10 feet 15 feet if you need to review this content, it can be found in the protecting workers from cave - ins and utility hazards module of the excavations topic

Explanation:

In excavation safety regulations, when an excavation is in stable rock or less than 5 feet deep, adequately - designed protection systems are not required to protect from cave - ins and other hazards.

Answer:

A. 5 feet