1. Principal, Riley Engineering, LLC, 9163 N Palm Brook Dr., Tucson, AZ 85743 (corresponding author).
2. Professor, Dept. of Civil Engineering and Engineering Mechanics, Univ. of Arizona, Tucson, AZ 85721.
3. Project Manager, CheeNorthstar Construction, LLC, 120 Navajo Dr. Winslow, AZ 86047.