An toànCâu 1352 / 1632
Cutting the excavation walls at an angle inclined away from the excavation to prevent cave-in is called:
a.Shoring
b.Sloping
c.Trench boxing
d.Shielding
Giải thích
Sloping inclines the excavation walls away from the excavation at a safe angle based on soil type. Shoring supports walls with structural members; shielding protects with a box.
Trích dẫn luật: 29 CFR 1926.652Luyện miễn phí toàn bộ 1632 câu hỏi — không cần đăng ký.
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Câu hỏi liên quan cùng chủ đề
- Labor Code §6705 adds a California requirement on top of the Construction Safety Orders. When does it apply?
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