It looks like some exotic piece of machinery for exo-planetary exploration, but in reality it is a futuristic concept cooked up by Volvo Construction Equipment of what an automated road paver in the third decade of this century might look like. Photo: Volvo Constructions Asphalt mix is delivered in insulated pods that are prepositioned ahead. Related Links: Monster Machines Doing Heavy Duty in California General Motors Tests Diesel-Like Powerplant To Meet Future Fuel Economy, Carbon Cuts The Swedish construction equipment builder unveiled a model of its “Fenix” asphalt paver in late April at the Intermat equipment show in Paris. Volvo
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.