Paper presented at the 26th Annual Southern African Transport Conference 9 - 12 July 2007 "The challenges of implementing policy?", CSIR International Convention Centre, Pretoria, South Africa. ABSTRACT: Release of Mechanistic-Empirical Pavement Design Guide (NCHRP1-37) in 2005 allows a retrospective look at what has been achieved and a glance into what the future may hold.
A sketch is offered of significant changes to be made in order to address pervasive limitations by 2020.
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