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View article: SandSnap filtering techniques
SandSnap filtering techniques Open
The aim of this Coastal and Hydraulics Laboratory Special Report is to elucidate the new SandSnap image filters. These SandSnap filters distinguish between high-quality and poor-quality images and enhance accuracy in high-quality images. T…
View article: Numerical modeling of coastal processes with beneficial use of dredged sediment in the nearshore at Jekyll Island, Georgia
Numerical modeling of coastal processes with beneficial use of dredged sediment in the nearshore at Jekyll Island, Georgia Open
This report provides numerical model results to assist the US Army Corps of Engineers–Savannah District (SAS). These results evaluate beneficial use alternatives for the sediment from an advance maintenance widener of the Brunswick Harbor …
View article: Sediment transport and morphological response to nearshore nourishment projects on wave-dominated coasts
Sediment transport and morphological response to nearshore nourishment projects on wave-dominated coasts Open
Nearshore nourishments are constructed for shoreline protection from waves, to provide sediment nourishment to the beach profile, and to beneficially use dredged sediment from navigation channel maintenance. However, it is poorly understoo…
View article: Improving aquatic placement practices for beneficial use of dredged material in the Great Lakes
Improving aquatic placement practices for beneficial use of dredged material in the Great Lakes Open
The Great Lakes Navigation System is an economically critical waterway. To maintain safe and navigable waterways, approximately 3–5 million yd³ (2.3–3.8 million m³) of sediments are dredged annually. The US Army Corps of Engineers (USACE) …
View article: Application of coastal resilience metrics at Panama City Beach, Florida
Application of coastal resilience metrics at Panama City Beach, Florida Open
This study, for the first time, combines the Coastal Engineering Resilience Index (CERI) and Buffer Width (BW) metrics to better understand the historic, current, and future resilience of the coastal system at Panama City Beach, Florida. A…
View article: SandSnap: Measuring and mapping beach grain size using crowd-sourced smartphone images
SandSnap: Measuring and mapping beach grain size using crowd-sourced smartphone images Open
Sediment grain size is a critical parameter for sediment mobilization and transport, but often has the highest uncertainty of any coastal sediment transport model input parameter. SandSnap is an initiative to engage the public to amass a b…
View article: Development and testing of the Sediment Distribution Pipe (SDP) : a pragmatic tool for wetland nourishment
Development and testing of the Sediment Distribution Pipe (SDP) : a pragmatic tool for wetland nourishment Open
Standard dredging operations during thin layer placement (TLP) projects are labor intensive as crews are necessary to periodically move the outfall location, which can have lasting adverse effects on the marsh surface. In an effort to incr…
View article: Hydraulic sorting of dredged sediment in a pipeline : an evaluation of the sediment distribution pipe
Hydraulic sorting of dredged sediment in a pipeline : an evaluation of the sediment distribution pipe Open
The US Army Corps of Engineers (USACE) recently established a goal to beneficially use 70% of material dredged from the nation’s navigable waterways by the year 2030. Most of the sediments dredged by the USACE are heterogeneous mixtures of…
View article: A call for consistency and integration in global surface water estimates
A call for consistency and integration in global surface water estimates Open
View article: Considering sediment beneficial use options at Lake Michigan harbors in Wisconsin
Considering sediment beneficial use options at Lake Michigan harbors in Wisconsin Open
In 2020 the US Army Corps of Engineers (USACE) reassigned 14 federally maintained harbors in the Wisconsin waters of Lake Michigan to USACE–Chicago District. The administrative change presents opportunities for increased beneficial use of …
View article: LIFE-CYCLE ANALYSES OF SUBAERIAL BEACH NOURISHMENTS WITH CONCURRENT NEARSHORE PLACEMENT OF DREDGED SEDIMENT
LIFE-CYCLE ANALYSES OF SUBAERIAL BEACH NOURISHMENTS WITH CONCURRENT NEARSHORE PLACEMENT OF DREDGED SEDIMENT Open
The practice of placing sediment dredged from navigation channels in the downdrift nearshore is common in the US. These nearshore placements of dredged sediment, or nearshore nourishments, often correspond to a variety of positive nearshor…
View article: SANDSNAP – AMASSING A BEACH GRAIN SIZE DATABASE IN THE UNITED STATES
SANDSNAP – AMASSING A BEACH GRAIN SIZE DATABASE IN THE UNITED STATES Open
U.S. beaches are data rich environments with readily accessible topographic and hydrodynamic data, but a national database of beach grain size information does not exist. Unfortunately, grain size is often poorly parameterized, particularl…
View article: Application of Coastal Resilience Metrics at Panama City Beach, Florida
Application of Coastal Resilience Metrics at Panama City Beach, Florida Open
Coastal resilience is the ability of a system to prepare, resist, recover, and adapt to achieve functional performance under adverse events such as storms and sea-level changes. Usually, previously developed metrics are applied to quantify…
View article: Morphological Analysis of a Nearshore Nourishment along the Atlantic Coast of New Jersey, USA
Morphological Analysis of a Nearshore Nourishment along the Atlantic Coast of New Jersey, USA Open
Nearshore nourishment is a common coastal flood risk management technique that can be constructed beneficially by using dredged sediment from navigation channels. A nearshore nourishment project was completed during the summer of 2021 in H…
View article: The SandSnap Project: 2020 -- 2021 sieved grain-size data and associated sediment imagery
The SandSnap Project: 2020 -- 2021 sieved grain-size data and associated sediment imagery Open
Overview SandSnap is a collaborative project engaging citizen scientists to amass a sand beach grain size database and educating the next generation about coastal processes. See the following webpage for more details: https://sandsnap-erdc…
View article: The SandSnap Project: 2020 -- 2021 sieved grain-size data and associated sediment imagery
The SandSnap Project: 2020 -- 2021 sieved grain-size data and associated sediment imagery Open
Overview SandSnap is a collaborative project engaging citizen scientists to amass a sand beach grain size database and educating the next generation about coastal processes. See the following webpage for more details: https://sandsnap-erdc…
View article: Evaluating cross-shore sediment grain size distribution, sediment transport, and morphological evolution of a nearshore berm at Fort Myers Beach, Florida
Evaluating cross-shore sediment grain size distribution, sediment transport, and morphological evolution of a nearshore berm at Fort Myers Beach, Florida Open
Navigation channels are periodically dredged to maintain safe depths. Dredged sediment was historically placed in upland management areas or in offshore disposal areas. Florida state law prohibits placement of beach fill sediment that cont…
View article: Evaluation of Implicit and Explicit Wave Dissipation Models for Submerged and Emergent Aquatic Vegetation
Evaluation of Implicit and Explicit Wave Dissipation Models for Submerged and Emergent Aquatic Vegetation Open
To address the important research question of whether implicit (bottom friction) or explicit (stem drag) dissipation models are most appropriate for the prediction of wave attenuation due to aquatic vegetation, the Simulating Waves Nearsho…
View article: Integrating High-resolution Wetland and Depression Water Storage Data in Major Basin Hydrologic Modeling
Integrating High-resolution Wetland and Depression Water Storage Data in Major Basin Hydrologic Modeling Open
Earth and Space Science Open Archive Presented WorkOpen AccessYou are viewing the latest version by default [v1]Integrating High-resolution Wetland and Depression Water Storage Data in Major Basin Hydrologic ModelingAuthorsAdnanRajibiDQius…
View article: Sediment Transport and Morphological Response to Nearshore Nourishment Projects on Wave-Dominated Coasts
Sediment Transport and Morphological Response to Nearshore Nourishment Projects on Wave-Dominated Coasts Open
Nearshore nourishments are constructed for shoreline protection from waves, to provide sediment nourishment to the beach profile, and to beneficially use dredged sediment from navigation channel maintenance. However, it is poorly understoo…
View article: Evaluating Transport Formulations for Application to Nearshore Berms
Evaluating Transport Formulations for Application to Nearshore Berms Open
Dredged sediment is commonly placed as a submerged nearshore berm to nourish the beach or to dissipate high-energy waves, but the lifespan of such features is not easily predicted by existing methods. This paper presents a simple technique…
View article: Metrics of Success for Nearshore Nourishment Projects Constructed with Dredged Sediment
Metrics of Success for Nearshore Nourishment Projects Constructed with Dredged Sediment Open
This Regional Sediment Management Technical Note (RSM TN) provides practical metrics of success for nearshore nourishment projects constructed with dredged sediment. Clearly defined goals and performance metrics for projects will set clear…
View article: Evaluation Techniques for the Beneficial Use of Dredged Sediment Placed in the Nearshore
Evaluation Techniques for the Beneficial Use of Dredged Sediment Placed in the Nearshore Open
Maintaining navigable waterways through dredging is vital to society and the economy, especially as global transport and cargo loads increase. Decision makers require rapid techniques to evaluate potential placement alternatives for the dr…
View article: Quantification of the flow field around a draghead using a physical model
Quantification of the flow field around a draghead using a physical model Open
This study quantifies the hydraulic flow field around a draghead using a 1:7 scaled California and general type draghead.The flow field velocity measurements were taken with each draghead stationary and moving with a prototype speed of 2 k…
View article: Nearshore Placement Workshop 2019 : sediment nourishment of the nearshore environment
Nearshore Placement Workshop 2019 : sediment nourishment of the nearshore environment Open
[29][30] 2019, as a part of the workshop.This workshop was convened to facilitate discussions on concerns districts face regarding nearshore placements from resource agencies and stakeholders, challenges to placing sediment in the nearshore
View article: Investigation into laboratory bathymetric measurement techniques
Investigation into laboratory bathymetric measurement techniques Open
There is no universally accepted way to accurately and efficiently measure bathymetry in laboratory hydraulic models.Remote sensing techniques can measure bathymetry without making contact with the model, and some remote sensing techniques…