Question
What are the three main protection methods against cave-ins?
Select the best option.
Shields, shoring, and roofing
Shields, shoring, and sloping
Frames, shoring, and sloping
Select the best option.
Shields, shoring, and roofing
Shields, shoring, and sloping
Frames, shoring, and sloping
Answers
GPT-4o mini
The best option is **Shields, shoring, and sloping**. These are the three main protection methods against cave-ins in trenching and excavation work.