How are construction cranes errected?

When we are look at the towering landscape in Singapore, some of us must have wondered how did the cranes manage to “grow” so tall?

Non of the conventional cranes (those huge yellow machines on wheels and outriggers) are able to reach that height, so it is not possible for all the parts to be hoisted up using conventional cranes.


Check out the YouTube video below and see for yourself!!

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How are construction cranes errected?9.5102
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