The12th Conference in Manila was held on November 20-24, 2006. The five-day event recorded the following achievements: A well-attended Conference with 600 delegates 7 outstanding keynote speakers 84 technical papers presented Katahira Awards presented to 6 outstanding papers Concurrent events successfully held : Exhibition Technical Tours – N.Luzon Expressway & Clark-Subic-Tarlac Expressway 5th HORA Meeting…