Common HazardsCâu 26 / 100
Where should excavated soil (spoil pile) be placed relative to the edge of a trench?
a.Directly on the trench edge
b.At least 2 feet back from the edge
c.It does not matter
d.Inside the trench
Giải thích
Spoil piles and other materials must be kept at least 2 feet back from the edge of an excavation. This reduces the load on the trench walls and prevents materials from rolling back in. Keeping the edge clear also gives workers a safe exit path.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- What is the primary purpose of a competent person on a construction site?
- Which control is considered MOST effective in the hierarchy of controls?
- Before entering an excavation deeper than 5 feet, what is generally required?
- What is the maximum distance a worker in a trench 4 feet or deeper should be from a means of egress?
- Which practice best reduces struck-by hazards from vehicles and equipment on site?
- A tool left on an overhead beam falls and strikes a worker below. What is the best preventive measure?
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