1. Assistant Professor, Wind Science and Engineering Research Center, Dept. of Civil and Environmental Engineering, Texas Tech Univ., Lubbock, TX 79409 (corresponding author).
2. Project Engineer, ABKJ, Consulting Civil and Structural Engineers, Seattle, WA 98104, formerly, Research Assistant, Wind Science and Engineering Research Center, Dept. of Civil and Environmental Engineering, Texas Tech Univ., Lubbock, TX 79409.