Most accidents for excavations occur in trenches what feet deep

5-15 feet, is the right answer.

Explanation:

Excavation is the action of digging something, notably an archaeological section. There are many risks involved with the process of Excavation. The most frequent severe danger is a cave-in. Operators may be killed or severely hurt if the sides of a trench or another digging collapse. Such collapse takes place through Vibration from construction machinery or traffic in the construction field that presents the soil come separately. However, most accidents for excavations happen in trenches at 5-15 feet deep.

britian is way too advanced for me my good luck

a.) a poor farmer, due to the fact that they would want to be freed from british rule.