Mobile cranes Study guides, Class notes & Summaries

T or F As crane signaling is only a basic function and the signal person knows where the loads will be positioned, training or testing of the signal person should not be required - False When using hand signals to direct a crane operator, an extended arm with the thumb vertical and the fingers opening and closing into a fist indicates: - raise boom and lower the load Two closed fists with both thumbs pointing toward each other is the signal for: - retract hydraulic boom Which of the follo...

Mobile Cranes No. 1 Questions and Answers | Latest Update | 2024/2025 | Already Passed A crane 3 degrees ot of level can decrease capacity as much as 50% A crane's net capacity should be the same as the: manufacturers load ratings minus all deductions A critical item to control for a two-crane lift is the maintain vertical hoist lines. A description of the line pull is the amount of weight a drum will hoist for any given layer. A load chart does not list the weight limit for...

Mobile Cranes ( Update) Questions and Verified Answers 100- Correct.

Mobile Cranes No. 2 Questions and Verified Answers 100- Correct.

OSHA 30 Crane Safety Mobile Cranes- Construction CleanupWhich of the following images is a wheel-mounted crane? - correct answer image 2 While mechanical failure results in some accidents, ___ is the most common cause of crane and hoist accidents? - correct answer Human 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 _____. - correct answer Power lines What type of cra...

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...

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...

On a lattice boom crawler crane, the main boom length is measured from the: Center of the boom heel pins to the center of the boom tip sheave What is the main purpose of mid point suspension pendants? To absorb shock that comes with dynamic loading Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:06 / 0:15 Full screen The main purpose of a gantry or a mast on a crane is: To increase the crane's leverage on the boom ...

OSHA 30 Crane Safety Mobile Cranes- Construction Cleanup Study Guide Exam 2024. Which of the following images is a wheel-mounted crane? - correct answer image 2 While mechanical failure results in some accidents, ___ is the most common cause of crane and hoist accidents? - correct answer Human 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 _____. - correct answer Power ...

According to ASME B30.10 any hook having wear exceeding __________% shall be removed from service - 10% According to OSHA 1926.1412 what type of inspection is not required to be performed on cranes? - Quarterly Which of the following listed below shall not be used for suspension systems for personnel platforms? - Synthetic Web bridle According to OSHA 1926.1408, Option #2 (20 foot clearance rule) what is the maximum voltage you may work around? - 350kV According to OSHA 1926 subpart CC, ...