Lizbeth58

Who is responsible for ensuring crane operations are stopped if alerted to an unsafe condition? Lift Director If the operator or A/D determine that ground conditions are not suitable for the equipment being operated, they should request the _________ correct the issue Controlling Entity Who is responsible for ensuring that personnel involved in crane operations understand their responsibilities, assigned duties and associated hazards? Lift Director When can the operator of a crane set the ...

What is the OSHA regulation governing cranes in construction? - 1926.1400 According to ASME, what percentage of the manufacturer's crane rating must not be exceeded if a load test is done on a repaired crane? - 100% Where is the tipping axis of a crawler crane located? - It depends if the idler or sprocket are in line or offset from the track rollers What should be done with materials placed under overhead energized power lines? - NOT be lifted by crane What determines the amount of deduc...

Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? - The fron What is the definition of "operating radius?" - The distance from the center of rotation of the crane to the center of gravity of the load What applies to the capacities below the bold line shown on a load chart? - They are based on the stability of the crane In which quadrant are rough terrain crane capacities generally greater? - Over the front Ac...

When should a tagline be used? - When rotation of the load would be dangerous The only time an employer may use a suspended personnel platform is when: - There is no safer way Cranes lifting personnel platforms must have an inspection performed every: - Shift When lifting a suspended personnel platform the crane must be de-rated by: - 50% When lifting personnel in a man basket using 6x19 wire rope, the minimum safety factor is? - 7 When lifting personnel, the crane's hook must be the typ...

What is the minimum allowable distance from the crane and power lines 50kV in table A? - 10 ft The term "upper works or superstructure" refer to the area of the crane - above the turntable Side loading may be caused by: - starting or stopping the swing too rapidly What is the best procedure to follow when underground utilities may be present? - contact local utility company Eccentric main boom tip reeving causes: - twisting of the boom When personnel platforms are hoisted with a teles...

When a crane's telescopic boom sections are required to be extended equally, and the are not, the - Longest section can be overloaded With the boom extension mounted on the boom tip, the main boom rating must be reduced to compensate for the boom extension's - Effective weight According to OSHA 1926.1433, which of the following must be on the crane? A. A fire extinguisher B. Anti two-block warning system C. Battery disconnect switch D. Vehicle identification number - A. A fire exting...

Only when 4 criteria are followed When is a float pad load the highest - When picking over a corner On a crawler crane, when is ground pressure the lowest - When picking over a side Why place blocking under the ends of a crawler - To make the crane more stable What is the minimum OSHA clearance for working near a 90,000 volt power line - 15 feet What is the correct direction for installing boom pins - Install pins from the outside If a particular crane must be level within 1% grade, what i...

During crane assembly/disassembly, the operator must identify if he/she can get within how many feet from a power line up to 350Kv? - 20 ft. During each shift, the operator shall visibly inspect: - Control mechanisms, wire rope, hooks and latches A frequent inspection are to be documented monthly and retention of records for how long? - 3 months Most crane manufacturers require what percentage of reduction to load chart during high winds? - 50% Cranes not in regular use that are idle for 3 m...

What position should the gantry of a crane be in when lifting a load? highest position Jib forestay and backstay pendant lines should be; of equal length or the backstay pendant lines should be longer t or F Jib capactiy "increases" as the angle to ground decreases. False T or F On most cranes the jib hoist and boom hoist can be safely operated simultaneously false

The weight of the stowed jib used in the load calculation: - Effective weight. A crane's rated capacity is based upon: - Structural and stability. When lifting a suspended personnel platform with two or more legs the safety factor for the rigging hardware is: - 5 times the intended load. If using cranes of different rated capacities, the crane with the larger rated capacity: - Should be hooked a distance closer to the loads center of gravity. Hoist ropes that are not rotation resistant mu...