OSHA 30 Construction Excavation 2023 – 2024 | A+ Rated Guide | Questions and Answers (Solved)
OSHA 30 Construction Excavation 2023 – 2024 | A+ Rated Guide | Questions and Answers (Solved) 1. when your trench is deeper than 4 feet and hazards may be present airmonitoring must be done before entry Answer: A. true 2. Excavation safety standards have introduced in 1989 Answer: A. true 3. To be classified as type a the soil cannot be Answer: E. all of the above 4. each of the following is a type b soil except Answer: D.sand 5. A soil are usually clays and cemented soilsuch as caliche and hardpan Answer: A.true 6. Which of the following are common soil classification tests Answer: E. all except c 7. the most important distinction between stable rock types is Answer: C. degree ofstability
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osha 30 construction excavation
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osha 30 construction excavation 2023
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osha 30 construction excavation exam
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