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Turbo Roundabouts

posted by Florin Nicolae
September 05, 2010

The turbo roundabout is a specific kind of spiralling roundabout and was developed in The Netherlands by Mr. L.G.H. Fortuijn, a lecturer at the Delft University of Technology. The next elements are specific to a Turbo Roundabout: [. . .]


Concrete, Steel, Plastic Culverts

posted by Florin Nicolae
September 26, 2010

A culvert is a covered structure that conveys a flow under a road, railroad or other obstruction. Culverts are mainly used to divert stream or rainfall runoff to prevent erosion or flooding on highways. They are constructed from a variety of materials and are available in many different shapes and configurations. [. . .]