Direct field observations of massive bedload and debris-flow depositions in open check damsGuillaume Piton, Firmin Fontaine, Hervé Bellot, Frédéric Liébault, Coraline Bel, Alain Recking and Thérèse HugerotE3S Web Conf., 40 (2018) 03003DOI: https://doi.org/10.1051/e3sconf/20184003003