oa Civil Engineering = Siviele Ingenieurswese - Roads - why they matter
Just as road networks are common to all parts of the world, so are the problems related to them, concludes the International Road Federation. Modern, safe road networks are crucial to all societies. They are the main arteries of trade, urban development and personal mobility and form the key underpinning of humanity's social and economic progress to date. In many regions, roads carry up to 90 per cent of passenger traffic and up to 70 per cent of all freight transported.
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