PIARC
April 2009
Well established design methods for roads and pavements have now been in use for many years in many countries. Moreover a lot of these pavements have now reached or passed their original theoretical design life, which in most cases were less than 30 or 40 years. It is time to take advantage of the experience acquired during this last decade and to try comparing the real performance of pavements with the explicit or implicit “predictions” considered at the time of their original design and construction.
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