Author’s Accepted Manuscript Reduction of local scour at river confluences using a collar Nargess Amini, Behnam Balouchi, Mahmood Shafai Bejestan PII: S1001-6279(17)30168-3 DOI: http://dx.doi.org/10.1016/j.ijsrc.2017.06.001 Reference: IJSRC125 To appear in: International Journal of Sediment Research Cite this article as: Nargess Amini, Behnam Balouchi and Mahmood Shafa Bejestan, Reduction of local scour at river confluences using a collar International Journal of Sediment Research http://dx.doi.org/10.1016/j.ijsrc.2017.06.001 This is a PDF file of an unedited manuscript that has been accepted fo publication. As a service to our customers we are providing this early version o the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting galley proof before it is published in its final citable form Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain www.elsevier.com/locate/ijsrc