Mobile Crane Questions Test 4 Questions and Answers | Latest Version | 2024/2025 | Graded A+

Mobile Crane Questions Test 4 Questions and Answers | Latest Version | 2024/2025 | Graded A+ 29. Boom deflection will: Increase load radius. A crane's ground pressure can approach a weight that is: 30% of the weight of the crane and the suspended load. A crane's rated capacity is based upon: Structural and stability. A stationary load is? Static. A telescopic crane is going to lift a personnel platform, what is required? Anti-two-block system. According to OSHA the prohibited zone without a spotter for powerlines that are 60 kV, is: 15 ft. All hazards and problems that are found on the worksite should be identified: At the preoperational worksite inspection. All telescopic boom cranes must be equipped with: A load moment indicator. An operator performing a pick and carry operation with a rough terrain crane should keep the load: Positioned over the front of the carrier. Backward stability on a R/T crane could be a problem when the crane is working: Over the side at a minimum radius. Before making a near capacity lift with a crane, the operator must: Adjust the hydraulic pressure up 5% to prevent slippage. & Test the hoist brakes by lifting the load a few inches and holding it. Blocking under the outrigger pads/floats shall be: Sufficient to support the crane and the load. Boom length is: Center of the foot pins to the center of the head sheave pins. Breaking strength devided by the design factor equals: Safe working load. SWL. Hoist ropes that are not rotation resistant must have a design factor of: 3.5 to 1. How does the effective weight of a stowed jib/extension relate to the actual weight of the jib/extension? Same as the actual weight. How many broken wires at an end socket of a standing wire rope are allowed before the wire rope must be replaced? 1. If determining boom tip elevation is important the best way to determine this is to: Call manufacturer. If using cranes of different rated capacities, the crane