Avoiding subsequent boring

At present, the high-rise building „de Rotterdam“ is under construction in Rotterdam, which is the greatest building construction project in the Netherlands. The three-part building complex with a height of up to 150 m is being constructed at the Wilhelminapier Rotterdam next to the river Maas. The gross floor area will cover about 160,000 m². The completion is scheduled for the end of 2013.

There is a special feature in all stories as far as the ductwork of the building services is concerned: Besides the conduits for water and electricity, the ducts for ventilation are also set in concrete in...

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