1. Professor, Dept. of Civil and Environmental Engineering, Univ. of Utah, 122 S. Central Campus Dr., 104 CME, Salt Lake City, UT 84112 (corresponding author).
2. Engineer, BHB Consulting Engineers, P.C., 244 West 300 North, Ste. 202, Salt Lake City, UT 84103.
3. Professor, Dept. of Civil and Environmental Engineering, Univ. of Utah, 122 S. Central Campus Dr., 104 CME, Salt Lake City, UT 84112.