1. Group Leader and Senior Research Officer, National Research Council Canada, Institute for Research in Construction, 1200 Montreal Rd., Ottawa ON, Canada K1A 0R6.
2. Formerly, Visiting Research Fellow, National Research Council Canada, Institute for Research in Construction, 1200 Montreal Rd., Ottawa ON, Canada K1A 0R6.
3. Technical Officer, National Research Council Canada, Institute for Research in Construction, 1200 Montreal Rd., Ottawa ON, Canada K1A 0R6.