![]() Quickly lowered to the ground causing the lattice boom to strike the capbeam. The back end of the first crane carrier to rise about 3.6 m in the air. Was instructed to raise his end of the concrete beam. One side of the beam had already been raised when the second crane’s operator Within the crane’s safe operating limits. The cause of the incident was a failure to stay ![]() ![]() Radius and weight capacity of a crane to lift a 40-foot concrete beam A 90-foot lattice boom collapsed when the work Considerable damage and expense was incurred, and two highwayĬonstruction workers were injured, during a complex tandem lift
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