1. Structural Engineer, Ruby and Associates, P.C. 30445, Northwestern Highway, Suite 310, Farmington Hills, MI 48334; formerly, Research Assistant, School of Civil Engineering, Purdue Univ., 550 Stadium Mall Drive, West Lafayette, IN 47907. E-mail: kowalkowski@rubyusa.com
2. Assistant Professor, School of Civil Engineering, Purdue Univ., 550 Stadium Mall Dr., West Lafayette, IN 47907. E-mail: ahvarma@purdue.edu