Mobile Cranes No. 1 Questions and Answers | Latest Update | 2024/2025 | Already Passed

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 each part of the line; if the line pull is 8000 pounds how many parts would be necessary to lift 38,320 pounds 5 A preventitive maintenance program should be established based on the recommendations of the crane manufacturer A suspended personnel platform should not be used when the wind reaches 20 mph A thick dark line running across a load chart means that the load listed: above the line are limited by structural factors A thick dark line running across the load chart means that the load listings: Above the lines are limited by structural factors. A work area chart is used to: Identify capacity changes due to operational quadrants. According to B30.5 determing the correct weight of the load to be lifted by a crane is the responsibiltiy of the site supervisor, According to federal regulations, the minimum distance between any part of the crane or load, and a power line rated 50kv is 10 feet According to OSHA, during assembly who must address hazards associated with the operation A/D Supervisor According to the B30.5 a signal person is required to observe power lines when the crane is within a boom's length of the limit of approach. All hazards and problems that are found on the worksite should be identified: at the preoperational worksite inspection An anti-2-block damage of prevention system will: Prevent any crane movements that will cause a 2-block condition. An auxiliary boom head is intended to be used with: A whip line. An example of duty cycle crane operations would be: The handling of personnel baskets. An operator working in a new construction area should confirm the surface's ability to support anticipated loads by consulting the site supervisor Any power line is considered energized unless the electrical