OSHA 30 Crane Safety: Mobile Cranes- Construction Cleanup Exam Questions And Answers (Verified And Updated)

OSHA 30 Crane Safety: Mobile Cranes- Construction Cleanup Exam Questions And Answers (Verified And Updated) Which of the following images is a wheel-mounted crane? - answerimage 2 While mechanical failure results in some accidents, ___ is the most common cause of crane and hoist accidents? - answerHuman error The majority of deaths that occur are not the crane operator, but other workers in the area. The leading cause of these deaths is electrocution form contact with _____. - answerPower lines What type of crane is pictured here? - answerCrawler crane what type of crane is pictured here? - answerWheel-mounted crane What type of crane has a single vertical tower with a fixed horizontal boom and can exceed heights of over 200 feet with lifting capacities of 22 tons or more? - answerHammerhead tower crane What type of crane is similar to an overhead crane, expect that the bridge is supported on two or more legs running on fixed rails or other runway? - answerGantry crane What type of crane is used in situations where the ground or terrain would not be suitable for placing a crane or in areas that are not accessible to other types of cranes? - answerHelicopter crane What are factors to consider when selecting the right crane for the job? - answer-Maximum lifting capacity -Lifting height and reach ranges that are needed -Whether crane height adjustability is required Which of the following statements are true concerning accidents involving cranes? - answer- Human error is the most common cause -Mechanical failure is the most common cause -Contact with power lines is a common crane accident What are common causes of crane accidents? - answer-Upsetting or overturning the crane