Application of the NRC Framework for Evaluation of Remedial Actions at a PCB Contaminated Sediment Site
The National Research Council recently proposed that the framework of the Presidents/Congressional Commission on Risk Assessment and Risk Management be applied to the selection and implementation...

A Culvert for Abram Creek
To enable Cleveland's airport to expand, a mile-long section of stream located within a deep, steep ravine needed to be buried. The resulting culvert required a design that...

A River Runs through It
The new stadium under construction for the New England Patriots is architecturally and structurally unique, but it is also attracting attention for another reason: the restoration of a...

Tunneling into the Future
The Chattahoochee Tunnel will increase the wastewater transport capacity of a suburban Atlanta county while greatly reducing the possibility of sanitary sewer overflows into the Chattahoochee...

Rising Tide
In an effort to accommodate a new light-rail system in New Jersey between Camden and Trenton, the state's Department of Transportation began the formidable task of enhancing...

Crossing the Yangtze
The Nanjing Second Yangtze River Bridge, which links two parts of the city of Nanjing, features the first use of an epoxy asphalt deck pavement in China and one of the longest cable-stayed...

Changing Lanes
The Rhode Island Department of Transportation (RIDOT) plans to relocate Interstate 195 in downtown Providence began as a safety improvement project but has since grown into an ambitious...

Changing Channels
When the strict design parameters of a correctional facility in remote Pennsylvania meant blocking a headwater stream, a team of environmental engineers rerouted the waterway 400 ft (122...

Testing a Multi-Tiered Stress-Gradient Model for Risk Assessment Using Sediment Constituents from Coral Reef Environments
Coral reefs are threatened worldwide by stresses ranging from local to global in extent. Local stresses range from boat/ship groundings and sewage outfalls to dredging and coastal clearing....

Carolina Crossing
The designers of a cable-stayed bridge across the Cooper River in South Carolina incorporated stringent seismic criteria to safeguard against potentially devasting earthquakes....

The Train Lane
With the elimination of more than 200 at-grate roadway crossings, the Alameda Corridor - $2.4-billion rail cargo expressway in Los Angeles - will carry 100 freight trains in and out of...

Application of a SonTek Argonaut Side-Looking (SL) Doppler Flow Meter for Measuring Discharge on the Southern Leg of the Parana' River at the Entrance to the Itaipu Binacional Reservoir, Parana', Brasil
Index-velocity and water level data collected with a SonTek Argonaut Side-Looking (SL) Doppler Flow Meter and channel cross-sectional area data were used to compute total discharge on...

A Major Water Main Crossing of the Ohio River at Cincinnati
This presentation chronicles a major water main crossing of the Ohio River at Cincinnati. The project is of interest because it provides for the interstate sale of drinking water and technical...

Sediment and Nutrient Monitoring and Modeling in Lake Tahoe Basin, California, U.S.A.
The water quality of Trout Creek, South Lake Tahoe, California is monitored to assess the system's response to stream restoration. It is the principal endeavor to conduct a systematic...

Turbulent Transport Processes Across Natural Streams

Linear Systems Approach to River Water Quality Analysis

FishXing 2.0 Software and Learning Systems for the Analysis of Fish Migration through Culverts
A brief explanation of the software FishXing....

Effects of Wildfire on Water Supplies: A Case Study from Denver, Colorado
Wildfires can directly impact municipal water supplies by increasing a watersheds susceptibility to erosion, and thereby potentially increasing the transport of sediment and organic matter...

Stochastic Simulation of the Colorado River Flows Using SAMS
The main purpose of this presentation is to illustrate the applicability of SAMS to the Colorado River system. For this purpose we have utilized monthly data at 29 sites in the basin....

How the Impacts of Urbanization Are Being Addressed in the Los Angeles River Watershed
Due to an increased interest and concern about the Los Angeles urban environment, studies have begun to focus on the local water cycle and the impact of impervious land on the Los Angeles...

 

 

 

 

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