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QuestionArt
Which method of protection involves vertical sidewalls with horizontal struts?
A. Trench boxes
B. Sloping
C. Benching
D. Spoiling
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Answer
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Step 1:I'll solve this problem step by step:
Step 2:: Understand the Protection Methods
In construction and excavation safety, there are several methods of protecting workers in trenches and excavations from potential cave-ins.
Step 3:: Analyze the Description
The problem describes a protection method with: - Vertical sidewalls - Horizontal struts (supports)
Final Answer
Explanation: Trench boxes are protective systems with vertical steel or aluminum walls connected by horizontal cross braces. They are designed to prevent soil collapse and protect workers in trenches during excavation work.
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