1. Principal, Environmental Engineering Laboratory, Dept. of Civil Engineering, G.P. Bhagalpur, Barari 812003, India (corresponding author).
2. Chair Professor, Dept. of Civil Engineering, I.I.T. Roorkee, Roorkee, Uttarakhand 247667, India.
3. Caroline and William N. Lehrer Distinguished Chair in Water Engineering, Regents Professor, and Distinguished Professor, Dept. of Biological and Agricultural Engineering and Zachry Dept. of Civil and Environmental Engineering, Texas A&M Univ., Scoates Hall, 2117 TAMU, College Station, TX 77843-2117.
4. Assistant Professor, Hydraulics and Environmental Engineering Laboratory, Dept. of Civil Engineering, M.I.T. Muzaffarpur, Bihar 846001, India.
5. Former M.Tech. Student, Environmental Engineering Laboratory, Dept. of Civil Engineering, VIT Vellore, Vellore 632014, India.