Cranes are distinguished from hoists, which can lift objects but that cannot move them sideways. Cranes are also distinguished from conveyors, that lift and move bulk materials, such…

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The maximum load that the crane can lift is 18 metric tons (39,690 pounds), but the crane cannot lift that much weight if the load is positioned at…

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A counterweight is added to the opposite end of the articulated jib to counteract the weight that the crane will be lifting. Many cranes have a counterweight which…

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Why Don’t Tower Cranes Fall Over? This is mostly down to the concrete base, which is massive and needs to be poured weeks before the crane arrives. The…

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Even though the crane is stable, the mast and jib actually sway and bend from the weight of the loads and from the power of storms and winds….

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Modern cranes usually use internal combustion engines or electric motors and hydraulic systems to provide a much greater lifting capability than was previously possible, although manual cranes are…

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Seattle still has more construction cranes than any other U.S. city, as developers keep building high-rises in the fast-changing city. The city of Seattle has 59 cranes sprouting…

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Crane accidents are extremely dangerous for construction workers. Crane incidents in 2015 led to 190 fatalities total. … Cranes lift and transport heavy loads and can be lethal…

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Generally speaking, small mobile cranes cost around $200 per day to rent and large operated cranes cost closer to $1,000 per day, while large tower cranes can cost…

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Why Don’t Tower Cranes Fall Over? This is mostly down to the concrete base, which is massive and needs to be poured weeks before the crane arrives. The…

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