Bed-load transport measurements with geophones and other passive acoustic methods

D Rickenmann - Journal of Hydraulic Engineering, 2017 - ascelibrary.org
This paper reviews the more widely used bed-load surrogate acoustic measuring
techniques that were tested both in flume experiments and field settings. A fair number of …

Challenges and opportunities of sediment budgeting using the River Sediment Budget Approach (RSBA): Three cases in Austrian gravel-bed river reaches

S Schwarz, R Rindler, M Liedermann… - Geomorphology, 2024 - Elsevier
River sediment budgets are prepared globally, under different conditions and requirements.
This paper proposes a general methodology for sediment budgeting–the River Sediment …

An attempt to take into account natural variability in 1D bedload prediction

A Recking, A Johannot, K Horita, M Nasr… - Journal of …, 2024 - Wiley Online Library
Bedload transport can fluctuate considerably over relatively short periods of time and for a
given quasi‐constant flow rate. What are the implications of replacing the fluctuating signal …

The contribution of grain sorting to the dynamics of the bedload active layer

A Recking, D Vázquez Tarrío… - Earth Surface Processes …, 2023 - Wiley Online Library
During the last 20 years, flume and field experiments have shown that grain sorting
contributes to bed‐level fluctuations and bedload pulses. In this work, we propose a new …

Field and flume measurements with the impact plate: Effect of bedload grain‐size distribution on signal response

T Nicollier, D Rickenmann… - Earth Surface Processes …, 2021 - Wiley Online Library
The Swiss plate geophone is a bedload surrogate monitoring system that has been
calibrated in several gravel‐bed streams using direct sampling techniques. Past systematic …

Effect of sediment supply on cyclic fluctuations of the disequilibrium ratio and threshold transport discharge, inferred from bedload transport measurements over 27 …

D Rickenmann - Water Resources Research, 2020 - Wiley Online Library
Bedload transport in natural channels typically shows large fluctuations even for constant
hydraulic forcing. It has been shown that the threshold shear stress for initiation of motion …

Integrated automatic and continuous bedload monitoring in gravel bed rivers

H Habersack, A Kreisler, R Rindler, J Aigner, H Seitz… - Geomorphology, 2017 - Elsevier
Bedload monitoring techniques have been developed and applied for many years in rivers
ranging from steep mountain torrents to the large gravel-bed Danube River in Austria. Most …

Variability of bed load transport during six summers of continuous measurements in two Austrian mountain streams (Fischbach and Ruetz)

D Rickenmann - Water Resources Research, 2018 - Wiley Online Library
Previous measurements of bed load transport in gravel bed streams revealed a large
temporal and spatial variability of bed load transport rates. Using an impact plate geophone …

Hydrological drivers of bedload transport in an Alpine watershed

G Antoniazza, T Nicollier, S Boss… - Water Resources …, 2022 - Wiley Online Library
Understanding and predicting bedload transport is an important element of watershed
management. Yet, predictions of bedload remain uncertain by up to several order (s) of …

[HTML][HTML] Toward a general calibration of the Swiss plate geophone system for fractional bedload transport

T Nicollier, G Antoniazza, L Ammann… - Earth Surface …, 2022 - esurf.copernicus.org
Substantial uncertainties in bedload transport predictions in steep streams have encouraged
intensive efforts towards the development of surrogate monitoring technologies. One such …