Groundwater Flow Model Development at the Nevada Test Site
The Underground Test Area Project (UGTA) of the National Nuclear Security Administration.s Nevada Site Office is in the process of assessing and developing regulatory decision options...

Simulating Radionuclide Transport Away from an Underground Nuclear Test: Linking Non-Isothermal Flow and Mechanistic Reactive Transport
The low-yield (0.75 kiloton) Cambric underground nuclear test situated in alluvium below the water table offers unique perspectives on radionuclide transport in groundwater. The Cambric...

Transport Model Uncertainty and Sensitivity Analysis for Groundwater Releases of Radionuclides from Subsurface Nuclear Tests
Uncertainty analysis of groundwater flow and transport models is a topic of considerable interest in the groundwater modeling communities. The Underground Test Area (UGTA) Project of the...

Permits, Surface Water/Groundwater Baseline Sampling, and Analysis of Dewey-Burdock In Situ Uranium Project in Fall River County, South Dakota
Powertech Uranium Corporation has proposed to conduct in situ mining within a uranium enriched ore deposit on the proposed permit area known as the Dewey-Burdock project. The project is...

Groundwater Transport Modeling Using Fuzzy Sets and Fuzzy Logic
Modeling of groundwater flow and transport is inherently uncertain. The predictive capability of the model depends upon both the quantity and quality of hydrogeologic data. The introduction...

Watershed Modeling for Surface-Groundwater Interaction
Groundwater use has increased rapidly due to irrigation development in the Great Plains. This is especially true in the Republican Basin that intersects the three states of Nebraska, Kansas...

Advances in Watershed Management and Fluvial Hazard Mitigation Using Artificial Neural Networks and Remote Sensing
Watershed and channel management across spatial and temporal scales requires an informed, interdisciplinary approach by experts and stakeholders, who often have disparate goals and objectives....

Flood Warning System for the Sutlej River in Remote Northern India
Through a collaborative effort of the Central Water Commission (CWC) of India, the U.S. Agency for International Development (which provided funding for the project), Riverside Technology,...

Hydrologic Comparison of Four Types of Permeable Pavement and Standard Asphalt in Eastern North Carolina
A permeable pavement parking lot in eastern North Carolina consisting of four types of permeable pavement and standard asphalt was monitored from June 2006 to July 2007 for hydrologic...

Floodplain Delineation of the Ranillas Meander in Zaragoza Using GUAD-2D
After the selection of Zaragoza (Spain) as the host city of the International Expo 2008, the Gobierno de Arag?n (i.e., the local government)...

History of the USDA-ARS Experimental Watersheds on the Washita River, Oklahoma
A national experimental watershed network, operated by the Agricultural Research Service of the US Department of Agriculture, was established in 1959 to conduct research on the effects...

Some Case Histories of Pile Foundations in Permafrost
Foundations for permafrost conditions should conform to one of three basic design principles: keep it frozen, let it thaw, or thaw the ground before construction. To keep the permafrost...

Ethical and Professional Issues Associated with River Restoration
As river and ecosystem restoration becomes increasingly more common, more professional concerns are arising including licensure, professional responsibility, ethical behavior, competency,...

Calendar: 1990 Calendar
Featured bridges are: Bixby Creek Bridge (CA); Bridge 28 (NY); Hell Gate Bridge (NY); Tioronda Bridge (NY); Bellows Falls Bridge (NH); Laughery Creek Bridge (IN); Wilson Bridge (MD); Alsea...

Calendar: 1989 Calendar
Featured bridges are: Sunshine Skyway Bridge (FL); Forth Bridge (Scotland); High Bridge (KY); Eugene A, Doran Memorial Bridge (CA); Verrazono-Narrows Bridge (NY); Garabit Viaduct (France);...

Calendar: A 1987 Calendar of Dams of the United States
Featured dams are: Grand Coulee Dam (CA); Buffalo Bill Dam (WY); Oroville Dam (CA); Norris Dam (TN); Theodore Roosevelt Dam (AR); Hoover Dam (AR & NE); Willow Creek Dam (OR); Flaming...

Calendar: 1988 Calendar
Featured bridges are: Golden Gate Bridge (CA); Tunkhannock Viaduct (PA); Riverside Avenue Bridge (CT); Bridgeport Covered Bridge (CA); Smithfield Street Bridge (PA); Mid-Hudson Bridge...

Calendar: Bridges 2006
Featured bridges are: Rion-Antirion Bridge (Greece); Menai Straits Bridge (UK); Firth of Forth Bridge (UK); Fred Hartman Bridge (TX); Kintaikyo Bridge (Japan); Arlington Memorial Bridge...

Buried Treasure
A stream that for centuries had been an important part of Korea's capital but lost the battle to urbanization is to get a new lease on life....

Headcut Analysis for Off-Channel Gravel Pits in Arid Environments
The study focuses on a large gravel pit located adjacent to the Santa Cruz River between the confluences with the Rillito and Canada del Oro rivers in Tucson, Arizona. These gravel pits...

 

 

 

 

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