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Osha 30 Construction Excavation Questions And Answers With Complete Solution

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Osha 30 Construction Excavation when your trench is deeper than 4 feet and hazards may be present air monitoring must be done before entry - A. true Excavation safety standards have introduced in 1989 - A. true To be classified as type a the soil cannot be - E. all of the above each of ...

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  • December 30, 2022
  • 2
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

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  • excavation safet
  • osha 30 construction excavation questions and answers with complete solution
  • when your trench is deeper than 4 feet and hazards may be present air monitoring must be done before entry

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Osha 30 C onstruction E xcavation when your trench is deeper than 4 feet and hazards may be present air monitoring must be done before entry - A. true Excavation safety standards have introduced in 1989 - A. true To be classified as type a the soil cannot be - E. all of the above each of the following is a type b soil except - D. sand A soil are usually clays and cemented soil such as caliche and hardpan - A. true Which of the following are common soil classification tests - E. all except c the most important distinction between stable rock types is - C. degree of stability the definition of type c 60 soil is provided by manufacturers to allow the competent person an opportunity to use vertical shores or other protective systems in accordance with tables provided by the manufact urer - A. true A defining feature of stable rock is that it will - B. remain intact while exposed Osha requires that the competent person perform two visual and two manual tests - B. False A soil cannot be type a if it is - D. all of the above which of the following statements is true of kick out - D. all of the above Which soil type is the most common - b. Type b True or false shores must be pumped to a minimum of 750 lbs of pressure but more is recomended - A.true Type b soils afford how many optio ns of protection - d. four true or false mixed oak timbers have a greater bending strength per square inch than douglas fir. - B. false True or false aluminum hydraulic shoring permits both installation and removal without entering the trench - A. true In type c soil the angle o repose is very low how many degrees must the angle be - D. 34 degrees

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