Trends in Multiple Lifting
With vessels getting larger ports are innovating to be able to transfer the containers from these massive behemoths faster. When the 18000 TEU CMA Benjamin Franklin, with 9 decks 9 rows high and 23 wide calls at a port, a faster approach is needed. The answer; many ports are turning to the RAM SingFlex tandem headblock for multiple container lifting.
Carrying two 40 foot containers is not a new concept, it has been happening in Dubai for a decade and after years of experience terminals are fine tuning how to do this. Experienced tandem crane operators, like DP World and APM Terminals, have learned that all cranes on a vessel do not need to work at the hectic pace of 60 containers per hour, instead focus needs to be on the larger points of work which control the vessel sailing. Flexibility is the key to turn around these vessels. You only need to work 2 or 3 cranes at 60 moves per hour.
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