1. Assistant Professor, Dept. of Engineering and Technology Management, Morehead State Univ., Morehead, KY 40351 (corresponding author).
2. Senior Engineer, China Institute of Water Resources and Hydropower Research (IWHR), Beijing 100038, PR China.
3. Associate Professor, Key Laboratory of Hydraulic and Waterway Engineering of the Ministry of Education, College of River and Ocean Engineering, Chongqing Jiaotong Univ., Chongqing 400074, China.