River Flow 2020

1. Wim Uijttewaal, is a professor of experimental hydraulics at Delft University of Technology. He has more than 25 years of experience in research on shallow flow turbulence as well as the more generic hydraulic engineering topics, such as sediment transport and scour, interaction of waves and currents with vegetation, flows in embayments and groyne fields and fluid-structure interaction. He published over a hundred peer-review papers in high-ranked journals, initiated the series of conferences on Shallow flows in 2003 and contributed as co-organiser to a number of IAHR and Euromech conferences. 2. Mário Franca is Professor of Hydraulic Engineering for River Basin Development at IHE Delft Institute for Water Education and at the Delft University of Technology, the Netherlands. Before joining IHE Delft, Mario held academic positions at EPF Lausanne, New University of Lisbon and University of Coimbra. He worked for several years as consultant in hydraulic engineering. His research interests include turbulent processes in open channel flows; fluvial geomorphology and sediment transport; density currents; non-conventional and sustainable hydropower. He is an active member of IAHR and was part of the organizing committees of River Flow 2006 and 2014. He is associate editor of Water Resources Research (AGU) since 2016. 3. Daniel Valero holds a Civil Engineering degree (Master level) from the Universitat Politecnica de Valencia (Spain), from where he also obtained a Master's Degree in Hydraulic Engineering and Environment. He obtained his PhD at the Universite de Liege (Belgium) and worked in Aachen University of Applied Sciences (Germany), where he gained experimental and numerical modelling experience on multiphase flows. His main expertise is related to the fluid mechanics with a special focus on areas such as air-water flows and energy dissipation. His works have also advanced knowledge on multiphase flows instrumentation through the use of robust filtering and computer vision techniques. He has also participated in the organisation of several IAHR events. 4. Victor Chavarrias is an engineer and researcher in Deltares. He obtained his PhD in mathematical modelling of river morphodynamics in the Delft University of Technology 5. Clàudia Ylla Arbós is a PhD candidate at Delft University of Technology. She studied Civil Engineering at the Polytechnic University of Catalonia (UPC BarcelonaTech) and the Swiss Federal Institute of Technology (EPFL), specializing in Hydraulic and Geotechnical engineering. After experimental work on wave-structure interaction at EPFL, as well as consulting work in Switzerland, her current PhD research focuses on the long-term, large-scale morphodynamic response of the lower Rhine River to human intervention and climate change. 6. Ralph Schielen is senior expert on river management, focussing on hydraulic and morphological development of lowland river systems and is working at the Dutch Ministry for Infrastructure and Water Management-Rijkswaterstaat. He is also affiliated with Delft University of Technology. Within Rijkswaterstaat, he is PI of a large research programme Rivers2Morrow, where several universities combine research on hydraulic engineering, morphology and sediment management. Aim is to facilitate and improve Operations and Maintenance at Rijkswaterstaat, and contribute to long term policy development on river management. His own research interests include side channels dynamics, stability of river bifurcations, long term morphological development of lowland river systems and application of Natural and Nature Based Features for flood management. 7. Alessandra Crosato holds the position of associate professor of river morphology and river engineering at IHE Delft Institute for Water Education and is a research associate at the Delft University of Technology, the Netherlands. She has more than 20 years of experience in research and consultancy projects dealing with the morphological response of aquatic systems, for which she studies the effects of the interaction between water, sediment, vegetation and human interventions. Dr. Crosato has produced more than hundred publications in international journals and conference proceedings. She teaches graduate courses on river training, river restoration, river morphodynamics, numerical modelling, river bio-geomorphology and dam effects on rivers.

Preface


Local Organising Committee


International Scientific Committee


IAHR Committee on Fluvial Hydraulics


Keynote lectures


When a tree falls in a river. . . a cascade process begins, V. Ruiz-Villanueva


Future generations' rights and climate change litigation: The colombian case, G. Eslava Bejarano


Rivers dynamics in regions of rapid climate change, I. Overeem


Theme: River fundamentals


Sub-theme: Fluid mechanics


Spatial averaging over a variable volume and its implications for simulation of open channel flows over permeable beds, A. Bello, D. Pokrajac & A. Leonardi


Modeling turbulent stream flows over rough permeable beds, G. Rousseau, I. Pascal & C. Ancey


Double-averaged momentum and energy budgets for open-channel flows over self-affine bed roughness, S.M. Cameron, V.I. Nikora & M.T. Stewart


Three-dimensional flow structures of straight rough-bed channels with different aspect ratios, Y. Takakuwa & S. Fukuoka


Secondary currents in smooth-wall open channel flow, M. Khanarmuei, Y. Akutina, V. Dupuis, O. Eiff, M. Trevisson, K. Suara & R.J. Brown


Effect of free surface perturbation on mean and turbulence characteristics in a smooth open channel flow, S. Das, R. Balachandar, R. Barron & V. Roussinova


Wave and bed-friction effect on instability of shear flow in shallow waters, B. Yu & V.H. Chu


Predicting the vortex shedding frequency at an open-channel lateral cavity, C. Perrot-Minot, E. Mignot, N. Riviere & D. Lopez


Emergence of Kelvin-Helmholtz instabilities in shallow mixing layers: An experimental study, S. Proust, C. Berni & V.I. Nikora


Modelling of the apparent shear stress for predicting zonal discharge in rough and smooth asymmetric compound open channels, P. Singh, X. Tang & H.R. Rahimi


Apparent shear in compound channels with non-uniform flow, K. Devi, B.S. Das, J.R. Khuntia & K.K. Khatua


Flow in river bends: 3D and 2D modelling, V. Chavarrias, A.v. Dongeren, H. Kernkamp, W. Ottevanger & M.F.M. Yossef


Hydrodynamics of sinuous channel with seepage, J. Taye, B. Kumar, G. Caroppi & P. Gualtieri


Effect of horizontal confinement on developing flow over a rough porous bed, P. Williams, V. Roussinova, R. Balachandar & R. Barron


Density driven mixing layer in environmental flows: A high-resolution remote sensing image based, numerical simulation and field measurements aided confluence mixing model, D. Wang & M.H. Garcia


Entrainment in lock-release gravity currents propagating up a slope, M.C. De Falco, L. Ottolenghi & C. Adduce


Lagrangian simulation of water chute disaggregation, A. Mokos, D. Violeau, T. Fonty & Y. Bercovitz


A first simulation of a model aquatic canopy at high Cauchy number, B. Loehrer, D. Doppler, S. Puijalon, N. Riviere, J.J.S. Jerome & J. Froehlich


Velocity field in a single row canopy made of flexible blades for astatic reconfiguration case and a monami case, B. Loehrer, J.J.S. Jerome, S. Barsu, N. Riviere, D. Doppler & J. Froehlich


Understanding inertial particle effects on turbulence-particle interactions in dilute suspensions using two-phase flow Large Eddy Simulations, A Mathieu, J. Chauchat, C. Bonamy, G. Balarac & T.-J. Hsu


Separation flow characteristics upstream of finite crest length weir with a downstream ramp, J.Y. Bang, I.W. Seo & B.U. Kim


Turbulence structures in flows over a submerged weir, C. Ban & S.-U. Choi


Flow structures around laterally and vertically hybrid spur dike, A. Tominaga, O. Safie & H. Komura


Experimental analysis of turbulent open channel flow in the near-wake region of a surface-mounted horizontal circular cylinder, K. Devi & P.R. Hanmaiahgari


Flow characteristics around pile-group groynes with different arrangements of piles, O. Safie & A. Tominaga


Temporal variability of bidirectional seiching in an open-channel, lateral cavity, L. Engelen, C. Perrot-Minot, E. Mignot, N. Riviere & T. De Mulder


Sub-theme: Sediment transport


Particle motion and sediment transport over bedforms, R.C. Terwisscha van Scheltinga, G. Coco & H. Friedrich


Turbulent sediment transport processes in energetic sediment-laden open-channel flows, H. Guta, D. Hurther & J. Chauchat


Using instrumented particles to assess the dynamics of sediment transport for above threshold of motion turbulent flows, Z. Alhusban & M. Valyrakis


Lagrangian statistics of bed-load particle transport from experiments with a long measurement domain, F. Ballio, D. Claut, S.A. Hosseini Sadabadi, A. Marion, A. Radice, S.J. Tait, S. Sarkar, G. Simeone & A.R. Zarrati


Experimental investigation of the morpho- and hydrodynamics of fine sediment erosion over a fixed coarse-grain bed,M. Trevisson, O. Eiff & Y. Akutina


Effects of sediment influx on sediment transport characteristics in a river channel,S. Rabab, M. Gormley, L. Beevers & A. Cuthbertson


The growth process of river dunes, S. Naqshband & A.J.F. Hoitink


A new 2D bedload transport model based on non-capacity approach to overcome the problems associated to finite-depth sediment layers, S.Martinez-Aranda, J. Murillo & P. Garcia-Navarro


Modelling of massive bedload deposition in a debris basin: Cross comparison between numerical and small scale modelling, M.G. de Linares, V. Mano, G. Piton & A. Recking


Sediment transport potential in a channelized floodplain, S. Sumaiya, J.T. Schubert & J.A. Czuba


Effects of irregular particle shapes on the sediment movement and transport rate in gravelbed channels, T. Atsumi & S. Fukuoka


Effect of the shape of a sediment particle on its jump, R. Jain, H.T. Korb, S. Tschisgale & J. Froehlich


Combined load in open channel: Modelling of transport layer at high bed shear, V. Matousek & S. Zrostlik


A numerical investigation on sediment erosion in confluence channel with erodible and nonerodible banks, Q. Yang, M. Guan, J. Zhai & X. Wang


Anchor-ice rafting, an important mechanism for bed-sediment transport in cold-regions rivers, E.W. Kempema, R. Ettema & K. Bunte


Numerical modeling of flow and sediment transport in a real shallow reservoir: Comparison between 2D and 3D simulation, N. Claude, M. Secher, J. Deng, E. Valette & M. Duclercq


Hydrac, an inversion software for SPM quantification, G. Fromant, D. Hurther, N.L. Dantec, A. Lebourges-Dhaussy, F. Jourdin, A. Vergnes, J. Le Coz, S. Fisher & G. Pierrefeu


Experiments to assess the efficacy of sediment flushing in reservoirs, S. Guillen-Ludena, J.A. Toapaxi, J.M. Carrillo & L.G. Castillo


Reservoir sedimentation management with upstream sediment remanipulated, T. Li & G.B. Pasternack


Numerical analysis of bed development during pressure flushing with partial drawdown, M. Kunz, K. Mouris, S. Haun, S.K. Karmacharya & N. Ruther


Tracking the mean annual velocity and vertical mixing of bedload tracers, A. Cain, M. Iannetta, C. Muirhead, E. Papangelakis, T. Raso, B.J. MacVicar & P. Ashmore


Fluvial erosion of glacial tills and clay deposits: Sampling method, L. Gonthier, D. Yeats & S. Gaskin


Bed-material transport over entrance sills at longitudinal training walls, W.J. van Os, W.S.J. Uijttewaal, R.J. Labeur, A.L. Osorio, E. Mosselman & L.R. Lokin


Numerical modelling of sediment deposition in Lake Mills, USA, N.R.B. Olsen


Measurement of sand transport with a submerged pump: Presentation of the results of a test campaign carried outon the Isere River in July 2019, A. Recking, F. Fontaine, M. Regazzoni, F. Lauters, S. Zanker, L. Brunet, B. Camenen & T. Geay


Incipient motion of gravel-boulder sediment particles in rivers of Costa Rica, L. Alvarez & R.E. Murillo-Munoz


Sub-theme: Morphodynamics


A study on multifactorial riverbed degradation, C. Ferrer-Boix & J.P. Martin-Vide


Estimating erosion and deposition without morphodynamic models, E.G. Pearson, J.L. Carrivick, B. Hankin & R. Lamb


Changes in the equilibrium river profile due to interventions, R.P. van Denderen, E. Kater, L.H. Jans & R.M.J. Schielen


Evaluation of geomorphological characteristics in a quasi-equilibrium river channel, R.K. Biswas, S. Egashira, D. Harada & H. Ito


The morphological response of an alpine catchment to a large infrequent disturbance, G. Pellegrini, A. Cazorzi, R. Rainato, L. Martini, L. Picco & M. Cavalli


Significance of deep-channel dynamics at Lower Jamuna bifurcation, S. Giri, G. Donchyts, A. Thompson, E. Mosselman & J. Alam


Effect of tides on stability of bifurcations in river deltas, A.P. Iwantoro, M. van der Vegt & M.G. Kleinhans


Modelling amplification effects of cascading failures of landside dams, M. Guan & Q. Yang


Morphodynamics of downstream fining in rivers with unimodal sand-gravel feed, C. An, G. Parker, X. Fu, M.P. Lamb & J.G. Venditti


Effect of bank roughness on step-pool systems in steep channels, F. Maager, B. Hohermuth, V. Weitbrecht & R.M. Boes


Field investigation of bedforms and flow resistance in a large sand river, L. Schippa


Changes in braided river morphology resulting from a flood sequence, R.L. Fernandez, D. Parsons, S. Mclelland & B. Bodewes


Upstream channel degradation triggered by a meander cutoff: Potential replacement for channel dredging, K. Naito, L. Guerrero, H. Valverde, Y. Estrada, F. Fuentes, B. Santillan, G. Valvidia,J.D. Abad & T. Iwasaki


Modeling the planform development of confined meandering rivers, H. Amini, S. Zen, F. Monegaglia, S. Lanzoni, M. Tubino & G. Zolezzi


2D numerical modeling on meander chute cutoffs, Z. Li & M.H. Garcia


Numerical simulation study of a bend-cut resolution to flood control at Fu River tail, Poyang Lake of China, H. Ge & L. Zhu


Effect of flow unsteadiness on the long-term evolution of alternate bars, M. Carlin, M. Redolfi & M. Tubino


Aspects of the formation of dunes in gravel streams, K. Lockwood & A.M.F. da Silva


A specific energy diagram for antidunes, F. Nunez-Gonzalez, J.P. Martin-Vide & N.R.B. Olsen


Superimposed bedforms in the Rhine-Meuse delta, J.Y. Poelman, S. Naqshband & A.J.F. Hoitink


Numerical simulation of dune movements during a flood event in River Elbe, Germany, R. Kopmann


Effect of alternate expansion and contraction of width on the river morphology, T. Karmaker, D.N. Ratha, H. Singh, J. Singh, J. Mangla, J. Gupta, J. Singh, K. Singh, K. Kaswan & K. Chauhan


Influence of bed forms on stage discharge relations in compound channels, T. Branss, J. Aberle & F. Nunez-Gonzalez


Bed morphology evolution and 3D-flow field characterization at a lateral water intake, J.B. Baltazar, E. Alves, G. Bombar & A.H. Cardoso


An experimental study on the overbank sedimentation in an asymmetrical compound channel, C. Juez, C. Schaerer, H. Jenny, A.J. Schleiss & M.J. Franca


Channel-floodplain response to changes in sediment supply and floodplain width, E. Viparelli & E.C. Eke


Optimal conditions for floodplain sedimentation and land aggradation in river deltas, W.J. Gerats, J.H. Nienhuis & H.J. Pierik


Breaching of fluvial dykes: Influence of the dyke geometry, V. Schmitz, S. Erpicum, I. Rifai, K.E.K. Abderrezzak, P. Archambeau, M. Pirotton & B. Dewals


On the equilibrium width of rivers with cohesive erodible banks, S. Francalanci, L. Solari & S. Lanzoni


Assessing the effect of groynes orientation on near-bank flow and morphology in a natural meander bend using 2D numerical simulation, S. Karki, H. Nakagawa, K. Kawaike, M. Hashimoto & Y. Hasegawa


The effect of micro groins on riverbed structures - Comparison of the velocity distribution in experiments with fixed and mobile bed, A. Muller, F. Seidel & F. Nestmann


Hydro-morphological response to the change in groynes position and angle in sine-generated meandering channels of different sinuosity, S. Karki, H. Nakagawa, K. Kawaike & E.J. Langendoen


Study on riverbed variation management by groin at a river confluence associated with the barrage water, Y. Okamoto, J. Nishio, K. Kanda, K. Michioku, F. Nakamura & H. Kubo


Quantifying channel-floodplain connectivity in the Trinity River, TX with numerical modeling and field observations, P. Passalacqua, S. Rahman, H.J. Hassenruck-Gudipati & D. Mohrig


Two-dimensional modelling of bank erosion process in the lower Jingjiang reach of the middle Yangtze River, S.S. Deng, J.Q. Xia & M.R. Zhou


River bed variation of Chongqing reach in upstream of the three gorges reservoir, L. Chunjing, L. jing, L. Fei, G. Leilei & G. Xu


Bed level change in the Upper Rhine Delta and Niederrhein, C.Y. Arbos, A. Blom, F.A. Goldaracena, S. van Vuren & R.M.J. Schielen


Effective discharge calculations: Comparison of classic methods with a morphodynamic model on a reach of the Po River (Italy), S. Borhani, H. Hosseiny & K. Strom


Channel evolution and bank erosion in the Middle Yangtze River after the TGP operation, J.Q. Xia, M.R. Zhou, S.S. Deng & Q.X. Xu


Comparing 2-D and 1-D/2-D modelling of Agly River bed change during a flood, S. Mezbache, A. Paquier & M. Hasbaia


Special session: Scour at in-stream hydraulic structures, organized by Brian M. Crookston & Michele Palermo


Morphometric relation of obstacle marks at boulder-like obstructions in time, O. Schloemer


The influence of in-stream bridge structures on free surface turbulence, E.D. Johnson, W.D. Miller, J. Bowles & G. Smith


Bedload sediment transport induced by channel-spanning instream structures, E.M. Follett & C.A.M.E. Wilson


Analyzing the impact of wooden debris on scour and sediment transport, T. Johannsen, M. Weber & N. Saenger


Predicting maximum scour in bends of sand-bed rivers, D.C. Froehlich & S. Giri


Permeable groundsills in flow alternation and scour control for headwater streams, Y.D. Chen & C.C. Wu


Flow hydrodynamics and scour around bridge pier during tsunami propagation in coastal rivers, A. Wuppukondur & T.E. Baldock


Innovative approach to the design of stilling basin: Improvement of fish migration and scour utilization for energy dissipation, M. Zukal, P. Fosumpaur, T. Kaspar & M. Kralik


Sub-theme: Experimental techniques


A methodology to measure the threshold of the incipient motion of sediment load directly in rivers, L. Alvarez & R.E. Murillo-Munoz


Quantifying uncertainties in the discharge distribution over the river Rhine branches using expert elicitation, S. Steenblik, M.R.A. Gensen, J.J. Warmink & S.J.M.H. Hulscher


Optimal river cross section for both flood control and aquatic habitat in gravel beds, Y. Yasuda & P.B. Piccoli


Measuring suspended mud flocs in the laboratory: A comparison between two methods, E. Abolfazli, R. Osborn & K. Strom


A simple theory and experiments for onset of flocculation in kaolin clay suspensions, N. Rommelfanger, B. Vowinckel, Z. Wang, E. Meiburg & P. Luzzatto-Fegiz


Automated river ice freeze-up monitoring and characterization, S. Ansari, C.D. Rennie, S.P. Clark & O. Seidou


Assessment of sediment disaster and feasibility of countermeasures using physical hydraulic model, C.C. Wu, H.C. Ni, P.H. Wang, C.H. Li, H.L. Chen & C.Y. Hung


On the development and calibration of a miniaturised instrumented particle for geomorphic hazards monitoring, K. Alobaidi & M. Valyrakis


Special session: Instrumentation in river engineering and monitoring of geomorphic processes, organized by Rui Miguel Ferreira & Manousos Valyrakis


New developments of FUDAA-LSPIV, a user-friendly software to perform river velocity measurements in various flow conditions, M. Jodeau, C. Bel, G. Antoine, G. Bodart, J.L. Coz, J.-B. Faure, A. Hauet, F. Leclercq, H. Haddad, C. Legout & B. Marchand


Application of uav system and sfm techniques to develop high-resolution terrain models, M.L. Salandra, D. Capolongo, V. Pennella, S. Nicotri & G. Donvito


The effect of surface gravity waves on the measurement of river surface velocity, G. Dolcetti, S.J. Tait, B. Hortobagyi & M. Perks


Current practices and future directions of monitoring systems for the assessment of geomorphological conditions at bridge infrastructure, P. Michalis, Y. Xu & M. Valyrakis


Monitoring the potential for bridge protections destabilization, using instrumented particles, Y. Xu, K. AlObaidi, P. Michalis & M. Valyrakis


Smart bridge: Towards robust monitoring of environmental hazards, E. Koursari, S.J. Wallace, Y. Xu, P. Michalis & M. Valyrakis


Comparison of PIV and optical flow for river flow applications, L.P.N. Mendes, A.M.C. Ricardo, A.J.M. Bernardino & R.M.L. Ferreira


Calibration of the Swiss plate geophone system at the Zinal field site with direct bedload samples and results from controlled flume experiments, T. Nicollier, D. Rickenmann, S. Boss, E. Travaglini & A. Hartlieb


Integration of low-cost technological solutions for flow rate and bedload transport monitoring in the Caldone river, Italy, V.I. Ivanov, B. Zanchi, M. Papini, A. Radice, L. Barazzetti, L. Zanzi & L. Longoni


Sampling suspended sand in rivers using instantaneous horizontal bottle samplers: A comparison against other techniques, G. Dramais, J. Le Coz, B. Camenen & G. Pierrefeu


Flow patterns and bed changes due to traditional river training structures "Seigyu", S.A. Kantoush, M.M. A. Mamari, Y. Takemon, M. Saber, O. Habiba, T. Sumi, S. Kobayashi & M. Tazumi


Breaking of internal solitary waves generated by intrusions, G.L. Forgia, L. Ottolenghi & C. Adduce


Dam breach hydraulics and morphodynamics in overtopped earth dams with chimney filter, T. Alvarez, S. Valente, S. Amaral, T. Viseu & R.M.L. Ferreira


Special session: Advances in large-scale hydraulic experiments organized by Hong-Koo Yeo & Ellis Penning


A laboratory and numerical study of transverse momentum exchange in vegetated channels, S.H. Truong, U. Ji & W.S.J. Uijttewaal


Large-scale experiments for vegetated flows with different types of vegetation patch layouts, U. Ji, I. Bae, J. Jarvela, K. Vastila, H. Kim & C. Lee


Estimation of transverse mixing coefficients in shallow, gravel-bedded rivers, L. Gond, E. Mignot, J.L. Coz & L. Kateb


Incipient motion of sand under combined flow and full-scale waves, J. Ewers


River training works research to improve navigation conditions on the Elbe River close to the Czech/Germany border, T. Kaspar, P. Fosumpaur, M. Kralik & M. Zukal


Theme: The digital river


Sub-theme: Monitoring


GIS and remote sensing for tracking morphological changes and vegetation coverage at the reach scale: The Po River case study, M. Nones & M. Guerrero


Detecting and quantifying morphological change in tropical rivers using google earth engine and image analysis techniques, R.J. Boothroyd, R.D. Williams, B. Barrett, T.B. Hoey, P.L.M. Tolentino, J.E. Perez,E. Guardian, C.P. David & X. Yang


Thirty-year analysis of a changing river system using Bayesian rating curves, K.D. Berends, M.R.A. Gensen, J.J. Warmink & S.J.M.H. Hulscher


Application of convolutional neural network method to measure free surface velocity in open channel flow, T.Y. Chen & H.H-C. Ho


Remote gauging of open channel flow: Estimation of depth averaged velocity from surface velocity and turbulence, G.M. Smart & H.J. Biggs


Determining image-based grain size distribution with suboptimal conditioned photos,M. Detert & V. Weitbrecht


Video-based hydrometry: A Bayesian camera calibration method for uncertainty analysis, J. Le Coz, B. Renard, V. Vansuyt, A. Hauet & M. Jodeau


Monocular 3D reconstruction for image-based velocity estimation, L. Penard, M. Khalid & E. Memin


Empirical vs. analytical methods for modelling the uncertainty of ADCP discharge measurements, A. Despax, J.L. Coz, D.S. Mueller, G. Naudet, G. Pierrefeu, K. Delamarre, S.A. Moore & E.C. Jamieson


Flow measurement in step-pool mountain streams, S.T. Kalathil & V. Chandra


Unified framework for drought monitoring and assessmentin a transboundary river basin, R.J. Araneda, J. Puertas, R. Maia & M. Bermudez


Sub-theme: Numerical modelling


New approaches to solving the Saint-Venant equations, B.R. Hodges, C.-W. Yu & F. Liu


Simulation of resonant gravity waves in shallow water flows using a depth-averaged URANS model, A. Navas-Montilla, C. Juez, M.J. Franca & J. Murillo


A high-order augmented Riemann solver for the treatment of bottom steps and porosity discontinuities in the shallow water equations with porosity, A. Ferrari, R. Vacondio & P. Mignosa


Discontinuous Galerkin method for 1D river flows, I. Draoui, J. Lambrechts, V. Legat, S. Soares-Frazao, T. Hoitink & E. Deleersnijder


Control theory-based update of water levels in 1D hydrodynamic models, M. Milasinovic, D. Prodanovic, B. Zindovic, N. Rosic & N. Milivojevic


Flood simulation in urban areas obtained by GPU-accelerated 2D shallow water model with internal boundary conditions, S. Dazzi, R. Vacondio, A. Ferrari, M. D'Oria & P. Mignosa


Improved floodplain vegetation roughness for 1D hydraulic models, A. Crosato, J. Zulfan & A. Vargas-Luna


Numerical modelling of flow dynamics in the Tonle Sap by means of a discontinuous Galerkin finite-element model, H.A. Le, J. Lambrechts, E. Deleersnijder, S. Soares-Frazao, H.A. Le, N. Gratiot, S. Ortleb, N. Gratiot & E. Deleersnijder


Depth averaged numerical simulation of non-cohesive river dike breaching due to overtopping flows, L. Kheloui, K. E.K. Abderrazzak, R. Ata, I. Rifai & B. Dewals


Fine sediment deposits in gravel bed rivers: Sensitivity analysis to particle properties using a 2D hydrodynamic and sediment model, H. Haddad, M. Jodeau, G. Antoine, N. Claude & C. Legout


A 2D Shallow water model with depth-dependant porosity applied to the Severn River, V. Ayoub, C. Delenne, P. Matgen, Pascal & R. Hostache


Simulation of hydro-sedimentary processes during a dam flushing event using three 1D numerical software, E.C. Lalinde, V. Dugue, T. Fretaud, M. Secher, E. Valette, J.-B. Faure & B. Camenen


Large Eddy Simulation for flows through emerged or slightly submerged square obstacles, M. Oukacine, R. Rtimi, N. Goutal, F. Larrarte, R. Rtimi, N. Goutal, V. Loizeau,S. Benhamadouche & S. Proust


Mesh orientation and cell size sensitivity in 2D SWE solvers, D.R. Kitts, W.J. Syme, S. Gao, G. Collecutt & P.A. Ryan


Breakthrough-curve analysis for identification of contaminant source characteristics using machine learning, S.Y. Kwon, I.W. Seo & H. Noh


Automated quantification of river morphodynamics from satellite imagery for large multithreaded rivers, J. Rawee, F. Huthoff, D.C.M. Augustijn & M. van Hoek


Reconstructing the Aznalcollar mine accident 20 year later. Numerical modelling of the flood, M. Sanz-Ramos, E. Blade & J. Dolz


Current trends in the optimization of hydraulic flood simulations in ungauged steep rivers, A. Moraru, N. Ruther & O. Bruland


A quantitative assessment of hydrodynamic impacts due to variable discharges on the backwater deposits of Durgapur Barrage over River Damodar in India using MIKE 11, S. Nandy, R.B. Sahu, M.K. Das & B.C. Barman


A new strategy for the estimation of friction parameters in hydrodynamic modelling: Implementation to an ephemeral river, V. Bellos, I. Nalbantis & G. Tsakiris


Bank erosion in regulated navigable rivers: Towards a process-based model of bank retreat, G. Duro, A. Crosato & W.S.J. Uijttewaal


Assessment of river embankments security: A case study, C.D. Cristo, G.D. Giudice, M. Greco, F. Granata, M. Iervolino, A. Leopardi, Nicola Cifu, A. Gabriele, S. Sarracini & G.d. Marinis


Numerical modelling approaches for flow near groynes - comparison with experiments, L.R. Ambagts, F.W. Platzek, M. Baron & M.F.M. Yossef


Special session: Advanced methods in turbulence modelling of fluvial systems, organized by Fabian Bombardelli, Carlo Gualtieri & Daniel Valero


Effect of active filtering on flow around a partially submerged freshwater mussel, H. Wu, J. Zeng & G. Constantinescu


Mass and momentum exchange in lateral bank cavities with increasing aspect ratio using large-eddy simulation, P. Ouro, C. Juez & Mario J. Franca


Eddy-resolving simulation of flows over macro-roughness, F. Zabaleta & F.A. Bombardelli


Large-eddy simulation of turbulent free surface flows past a surface-piercing circular cylinder, Z. Xie, T. Stoesser & J. Xia


Investigation of water surface treatments in DES simulations and their effects on outer bank cell production in river bends, H.K. Schreiner, C.D. Rennie & A. Mohammadian


High-fidelity three-phase flow simulation of flash and riverine floods in real-life waterways, A. Khosronejad, K. Flora & S. Kang


Hydrodynamic modelling of leaky barriers with OpenFOAM, S. Leakey, C.J.M. Hewett, V. Glenis & P.F. Quinn


Numerical study of the flow and passive scalar transport in an open-channel confluence with a flat and a degraded fixed bed, T. Jin, P.X. Ramos, L. Schindfessel & T. De Mulder


Boat induced sediment resuspension and water clarity in shallow flows, S.A.V. Mateus, F.A. Bombardelli & S.G. Schladow


Mesh-size insensitive turbulence modelling for the 2D shallow water equations, G.R. Collecutt, S. Gao & W.J. Syme


The lateral mixing by waves in steep river channel, S. Karimpour & V.H. Chu


Special session: The future of river modelling, organized by Irina Overeem, Mohamed Yossef & Erik Mosselman


Automating flood-safe ecological river modelling and design, S. Schwindt & G.B. Pasternack


Combination of machine-learning method and sediment transport model to forecast sediment budget in watershed, S.-H. Chang & H.H-C. Ho


Two-dimensional modelling of hydro-morphodynamic processes in a gravel-bed river: New insights from in situ measurement progress and interoperability applications, C. Bel, M. Jodeau, N. Claude & P. Tassi


Numerical simulation of non-uniform bed-load transport using a Lagrangian method and probabilistic Exner equation, K. Ota & T. Sato


Exploring contributions of citizens' data to improvements in modelling of an urbanized catchment: A case study in Kifissos catchment, T.H. Assumpcao, I. Popescu, A. Jonoski, D.P. Solomatine & D.P. Solomatine


High performance computing in river modelling: A novel two-dimensional software for river hydro- and morphodynamic simulations, D.F. Vetsch, D. Vanzo, M. Burgler, P. Bacigaluppi, D. Conde, R.M. Boes, S.J. Peter, L. Vonwiller & A. Siviglia


Flood risk analysis and communication using digital twins of urban areas, T. Heyer, H. Hammoudi, R. Zimmermann, L. Backhaus, J. Stamm, A. Schilling & St. Trometer


Inundation hazard analysis using open data from the web: Application to the Rio Muaguide in Mozambique, D. Biotto, G. Cancelliere, B. Corti, A. Giovannini, A. Radice & S. Rrokaj


Physical and numerical model studies of the Martigny bend as part of 3rd correction of the Rhone River, A. Amini, J.N. Saugy, G. D. Cesare, S. Andre, K. Essyad & T. Arborino


The application of hydrogeomorphological tools to improve agricultural watershed management in Quebec (Canada), N. Stampfli, P.M. Biron & W. Massey


Special session: Monitoring in ecohydraulic research: new developments in facing the challenges of scales, organized by Markus Noack, Jeffrey Tuhtan, Shinji Fukuda & Margaret Chen


Experimental study on dissolved oxygen transfer into a local embayment connected to an open-channel flow, M. Sanjou, T. Okamoto & Y. Sugihara


How to address colmation best? - Field and laboratory investigations at different scales,M. Noack, L. Seitz, M.A. Mayar, S. Haun & S. Wieprecht


An estimation of the sand suspension in alpine rivers during a dam flushing event, B. Camenen, F. Thollet, R. de Angelis, A. Buffet, G. Dramais, E. Valette & S. Zanker


Investigation of fine structures in stage-discharge relations based on high-frequency streamflow time series in a gravel-bed river, K. Kawanisi & M.B.A. Sawaf


Bedload transport measurement in a Japanese gravel river using synchronized hydrodynamic and hydroacoustic pressure sensing, R. Tsubaki, J.F. Fuentes-Perez, S. Kawamura, J.A. Tuhtan & K. Sumitomo


Multiscale change detection in a supraglacial stream using surface drifters, J.A. Tuhtan, M. Kruusmaa, A. Alexander & J.F. Fuentes-Perez


Sub-theme: Vegetated flows


Floodplain flow resistance in case of a sparse mixture of plants at low relative submergences, W. Box, J. Jarvela & K. Vastila


Experimental investigations with foliated flexible plants at different levels of submergence, S. Niewerth & J. Aberle


On the effects of vegetated bars on river hydrodynamics, G. Artini, G. Calvani, S. Francalanci & L. Solari


Effect of the submerged vegetation distribution on flow characteristics and lateral dispersion: Experimental analysis at the apex section of a meandering laboratory flume, D. Termini


Hydrodynamics of heterogeneous vegetation patches, V. Chembolu & S. Dutta


Unsteady open-channel flows over rough bed with and without emergent rigid vegetation: A laboratory experiment, J.R. Khuntia, S. Proust & K.K. Khatua


Estimating time-varying stage-discharge relations in rivers with aquatic vegetation, E. Perret, J.L. Coz & B. Renard


From substrate to surface: The effect of vegetation-generated turbulence on surficial gas transfer, R.O. Tinoco & C-Y. Tseng


The expansion of riparian vegetation due to the change of precipitation pattern, W. Kim & S. Kim


Flow structure and mean residence time in floodplain river landscapes, T. Serra, E. Font, M. Soler & J. Colomer


Wind effect on surface exchange flows in lake-wetland interfaces, A.M. Ricardo, M. Brito, J. Nascimento, N. Abrantes, J. Pereira, F. Goncalves & R.M.L. Ferreira


Sinuous rivers in peat, X-Y Guo, D. Chen, Z. Li, M.H. Garcia, G. Parker & G. Tanaka


Sediment transport through submerged vegetation, J.A.B. Porras, A. Armanini & A. Crosato


The impact of vegetation on sedimentation on alluvial bars along the Carampangue River, Chile, J. Aliaga, E. Flores, O. Link, F. Hellwig, F. Jeldres & A. Laborde


Investigation of hydrodynamics and sediment transport within emergent vegetation canopy, P. Ranjan, P. Fischer & R.O. Tinoco


Influence of vegetation roots on fluvial geomorphology in the riparian zone with low stream power, J.-F. Li, J.-T. Tsai & S.-C. Chen


Special session: Instream wood: restoration opportunities, flood-related hazards, and management practices, organized by Virginia Ruiz-Villanueva, Ernest Blade, Dieter Rickenmann, Volker Weitbrecht, Robert Boes & Isabella Schalko


Flume experiments on the geomorphic effects of large wood in gravel-bed rivers, D. Ravazzolo, G. Spreitzer, H. Friedrich & J. Tunnicliffe


Experimental parameter study of local morphological changes due to large wood, K. Koll & B.A. Zaid


Effect of wood accumulation on sediment continuity at permeable sediment traps, I. Schalko, V. Ruiz-Villanueva & V. Weitbrecht


Flume experiments on wood transport in river bends, L. Innocenti, L. Solari, E. Paris & J. Aberle


Flume study on driftwood jam and flood damage to house around a bridge, T. Okamoto, T. Someya & M. Sanjou


Testing the efficiency of a woody debris retention structure for medium or small-sized rivers, D. Panici & P. Kripakaran


Scour profiles downstream of wood structures in vegetated channels, S. Pagliara, M. Palermo & D. Roy


An extraordinary event changed the (morphological) appearance of a famous Alpine stream, L. Picco, R. Rainato, G. Pellegrini, L. Martini, M.A. Lenzi & L. Mao


Computations on driftwood jamming around obstacles with a 3D-3D model, I. Kimura


A numerical method for simulating 3-D accumulation of woody debris at bridge piers, K. Osada, Y. Shimizu, R. Ettema & E. Enkhtur


A numerical study of retention facilities for accumulating woody debris in rivers, Y. Shimizu, K. Osada, S. Iwami & R. Ettema


Congestion patterns of driftwood by a wood supply interval and a collision on sand bars, T. Kang, I. Kimura & S. Onda


Large wood and the concept of ecosystem services, Z. Polednikova & T. Galia


Did you catch my drift? - Calculating the effect of instream wood buildup on bridge backwater, scour, and hydrodynamic loads, D.C. Froehlich & R.C. Elliot


How to deal with large wood recruitment after wildfires? Analysis, aspects and considerations for improving post-fire management, L. Picco, C. Scalari, L. Martini, G. Pellegrini, L. Faes, D. Sanhueza, B. Mazzorana & A. Iroume


Retention and mobility of large wood in a Central European meandering river, T. Galia, V. Skarpich & R. Tichavsky


Fish habitat restoration using large wood: Linking stream geomorphic change and fish response, C. Segura, A. Yeager & C. Lorion


Special session: Basin-scale sediment fluxes observations, organized by Carmelo Juez, Estela Nadal-Romero, Marwan Hassan & Damia Vericat


Long-term modeling of soil loss and fluvial transport processes in a mountainous semi-arid basin, southern Spain, A. Millares, J. Herrero, M. Bermudez, J.F. Leiva & M. Cantalejo


Contribution on understanding sediment alteration in an Alpine catchment; lithology matters! A. Cattapan, P. Paron, M.E. McClain, H. Piegay & M.J. Franca


Four years of bedload transport measurements in the Swiss Mountain River Albula, D. Rickenmann, T. Nicollier, S. Boss & A. Badoux


Sediment supplies in Walloon waterways: Basin-scale monitoring and fluxes analysis, C. Swartenbroekx, G. Zorzan, F.-X. Salembier & D. Bousmar


The sediment challenge of Swiss river corridors interrupted by man-made reservoirs, C. Moertl, S.L. Vorlet, P. Manso & G. De Cesare


Investigating the geomorphic change in the Rio Cordon basin (Italy) after Vaia Storm, L. Martini, L. Picco, R. Rainato, G. Pellegrini, M.A. Lenzi & M. Cavalli


Sub-theme: Solutions for impacted environments


How to design wood accumulation patches to increase flow variability and deposition - a flume study, I. Schalko & H. Nepf


Segmentation of topographic change by geomorphic units to assess physical habitat transitions in a restored river, G. Maniatis, R. Williams & Trevor Hoey


A way forward for building with nature in river areas, M. Barciela-Rial, F. den Heijer & J. Rijke


A geomorphic approach to evaluate river recovery potential for regulated river basin, C. Pradhan, S. Modalavalasa, S. Dutta & R. Bharti


River widening to mitigate river training induced bed erosion: a 1D model approach, R.M.J. Schielen, H.J. Barneveld, M. van den Bergh & A. Spruyt


RiverFlow2D with UAV to improve ecological corridor of wild creek in Taiwan- The case study in Geng-fang Nanshih creek, C.H. Tu & H.P. Huang


The effect of sediment reduction into wetland by channel re-meandering work on Kushiro wetland restoration project, T. Yamamoto, N. Ishida, S. Yonesaka & M. Kanaya


Remediation design to improve culvert passage for small-bodied fish, M. Knapp, H. Friedrich, P. Franklin, C. Baker & J. Montgomery


Characterizing low velocity zones around a spoiler baffle for improving fish passage performance, D. Magaju, H. Friedrich, P. Franklin, C. Baker & J. Montgomery


Effects of macro bed roughness elements in a fish pass: Scale model investigation, D. Bousmar, A. Bodarwe, T. Cabo & X. Rollin


Theme: Extreme events


Sub-theme: Flood hazard


Numerical simulation of inundation process of a heavy precipitation event: A case study of August 2014 in West Rapti River basin, Nepal, R. Talchabhadel, H. Nakagawa, K. Kawaike, K. Yamanoi & R. Prajapati


An application of 'Big Data' in flood risk management, D. Morrison, G. Aitken, L. Beevers & G. Wright


Historic flood reconstructions for a safer future: The use of three types of surrogate models, A. Bomers, S.J.M.H. Hulscher, B. van der Meulen & R.M.J. Schielen


Numerical analysis of river flood defences, P.J.M. Moreta, D. Karugaba, S.O. Badji, M. Elliman & R. Honeychurch


Effects of a river intervention on water levels in a bifurcating river system, M.R.A. Gensen, J.J. Warmink, S.J.M.H. Hulscher & F. Huthoff


Experimental investigation of flow in a compound channel with symmetric diverging floodplains, B.S. Das, K. Devi, J.R. Khuntia & K.K. Khatua


Characteristics of active sediment transport processes in extreme flood hazards, D. Harada, S. Egashira & H. Ito


On the behavior of the river geomorphology for extreme hydrometeorological events, S. Camacho


Sub-theme: Urban flooding


Citizen science-based urban flood monitoring in Hanumante River, Nepal, R.R. Prajapati, S. Upadhyay, P. Silwal, R. Talchabhadel, J.C. Davids & A. Khanal


A 1D-2D hydrodynamic model for sewer-overland coupled flow using GPU technology, J. Fernandez-Pato, R. Garcia & P. Garcia-Navarro


Hydraulic model experimental study of flooding flows at the Shirakawa river in July 2012, R. Hirakawa, T. Ohmoto & X. Chen


Application of hydroinformatic tools to assess flood flow conditions under a medieval masonry arch bridge, J.L.S. Pinho, D. Oliveira & A.V. Tome


Influence of model geometric distortion in laboratory scale modelling of urban flooding, X. Li, S. Erpicum, P. Archambeau, M. Pirotton, B. Dewals, E. Mignot, N. Riviere & A. Poupardin


Experimental analysis of urban flood intrusion into buildings, E. Mignot, L. Camusson & N. Riviere


Porous shallow water modelling in differential form: Computation of cell-based conveyance porosity fields in a real urban layout, D.P. Viero, A. Defina, A. Ferrari, R. Vacondio & P. Mignosa


Special session: Recent advances in characterization and modelling of floods from multiple sources, organized by Vasilis Bellos & Maria Bermudez


A new framework for defining a priori grids in 2D runoff modelsat basin scale, D. Ferraro, P. Costabile, C. Costanzo, G. Petaccia & F. Macchione


Constructing a representative one-dimensional hydraulic model that approximates the results of a detailed two-dimensional hydraulic model, G. Tang, W. Ploeger & P. Onyshko


Inundation modelling for fluvial and pluvial flooding during typhoons - a case study in Shanghai city, Q. Ke, J. Bricker, Q. Ye, F.A. Goldaracena, T. Hohmann & A. Kallioras


Evaluating future climate-driven changes in flood hazard in Northwest Spain coastal river reaches, M. Bermudez, L. Cea & J. Sopelana


Wave propagation in porous structures based on ISPH method,