DESCRIPTION OF THE WEDGE MODELTM By Robert J. Halligan FIE Aust CPEng Project Performance International Pty Ltd P.O Box 2385 Ringwood North Vic 3134 Australia Ph: 61-3-9876-7345 email: rhalligan@ppi-int.com For a PDF version of this article, please click here Abstract The Vee Model, first defined by Rook in 1986, has served well as a depiction … Continue reading