Crane Load Charts

Tipping capacities of crawler cranes are based on what percentage of tipping? - 75% How does the operator determine if correct load chart is being used? - Matching serial number In a range diagram, boom length and angle can be used to determine - Load radius Only approved attachments or extra counterweights made by the manufacturer should be placed on the rear of crane because. - They could cause a backward stability problem If not listed in the load/capacity charts for a telescopic crane and you are in between boom length , you should - Use the next longer length The jib capacity is 8 tons and the ball weights 900 lbs. What is the heaviest load that can be lifted safely. - 15,100 When using load/capacity charts, what does the term "jib angle to ground" refer to? - Main boom angle minus the jibs offset When making a lift on the main boom of an RT, the stowed lattice swing-a-way section: - Should be considered part of the cranes deductions When you change the jib to ground angle from 40 degrees to 30 degrees, you have: - Decreased the capacity of the jib A lattice boom truck crane with a 120 ft. boom will be operating at a 42 ft radius . The load chart shows an entry indicating 25,000 lbs. at a 40 ft. radius, followed