@inproceedings{paperid:1070008, author = {Khodashenas, Saeed Reza and Shariaty, Hossein and Esmaili, Kazem}, title = {Comparison between the circular and square collar in reduction of local scouring around bridge piers}, booktitle = {River Flow 2018}, year = {2018}, location = {Lyon, french}, keywords = {square collars;circular collars;scour; bridge piers}, }