[1] Iowa State Univ, Dept Civil Construct & Environm Engn, Ames, IA 50011 USA
[2] S Dakota State Univ, Dept Civil Engn, Brookings, SD 57007 USA
[3] Rowan Univ, Dept Civil & Environm Engn, Glassboro, NJ USA
[4] Yildiz Tech Univ, Dept Environm Engn, Istanbul, Turkey
[5] Iowa Dept Nat Resources, Des Moines, IA USA