What is the crane's capacity at the 42 ft. radius, followed immediately by an entry listing 20,000 lbs. The load chart shows an entry indicating 25,000 lbs. A lattice boom truck crane with a 120 ft. When you change the jib to ground angle from 40º to 30º, you have: Decreased the capacity of the jib. 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 using load/capacity charts, what does the term "jib angle to ground" refer to? Main boom angle minus the jibs offset. What is the heaviest load that can be lifted safely? 15,100 lbs. The jib capacity is 8 tons and the ball weighs 900 lbs. 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. Only approved attachments or extra counterweights made by the manufacturer should be placed on the rear of the crane because: They could cause a backward stability problem. In a range diagram, boom length and angle can be used to determine: Load radius. How does the operator determine if the correct load chart is being used? Matching serial number.
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