Weekly quiz: Why has European growth stalled? How long does new Komatsu electric excavator run?

1) Which innovative material has been selected by the African Development Bank for its Sustainable Road Maintenance Programme for Africa (SRMPA) to reinforce roads using recycled plastic bottles?

• PET Asphalt Concrete.
• Waste to oil asphalt binder.
• Polymer-Modified Asphalt (PMA).

2) What is the primary purpose of the Marselis Tunnel project in Aarhus, Denmark?

• To construct an underground rail link between central Aarhus and Copenhagen.
• To improve traffic flow between Aarhus Port and the E45 Østjyske Motorway, while reducing congestion on Marselis Boulevard.
• To install a new pedestrian tunnel for enhanced city accessibility and walkability.

3) What is the operating range (runtime) of the new Komatsu PC20E-6 electric mini-excavator, depending on the selected operating mode?

• Between 2 hours and 2 hours 30 minutes.
• Between 3 hours 20 minutes and 4 hours.
• Up to 6 hours with fast charging.

4) Dutch bank ING has forecast that construction output across the European Union will do what in 2025?

• Record zero growth.
• Expand by around 1%.
• Expand strongly by more than 5%.

5) During the upgrade of Germany’s Engelberg Tunnel, three BauBot robots were brought in. What unusual task did they complete that would normally be carried out by hand at height?

• Cutting 7.5 km of reinforcing steel by laser.
• Spraying 4,000 m² of shotcrete lining in a single shift.
• Drilling 9,000 bolt holes, up to 7.5 m above ground.

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