START Date Wed, 08/01/2012 - 02:00 END Date Sat, 08/01/2015 - 02:00 PERTCONSULT International Roads / Tunnel / Bridge Senior Cost Specifications and Contracts Engineer Metro Manila Skyway Stage 3 / DPWH Various Projects Philippines (AS.PH) cost control Claims & Disputes Quantity surveying communications Contract Administration/Management Construction/Engineering and Construction Law.