Silt Run Effectiveness in Withdrawing Sediment
An investigation was conducted during the silt runs on the North Platte River to determine the continued effectiveness of the runs in providing fine sediments to the canal systems downstream....
Utilization of Ground Penetrating Radar to Conduct Sediment Surveys of Frozen Reservoirs
The ground penetrating radar (GPR) system consisted of a control unit, antenna, recorder, a power supply on a sled towed by a snowmobile. A 120 Mhz antenna was utilized and gave excellent...
Sediment Flushing Experiences at Cherry Creek Dam
An overview of the U.S. Army Corps of Engineers, Omaha District's experiences in sediment flushing operations at Cherry Creek Reservoir near Denver, Colorado is presented....
Hydrologiic Risk Analysis for Small Dams in Missouri
A methodology is presented for calculating the risk cost for a dam based on probabilities for rainfall depth, antecedent moisture condition, rainfall time distribution, initial reservoir...
An Error Analysis of the Dynamic Wave Model
The Dynamic Wave Operational Model (DWOPER) is used to forecast river stages on the Lower Columbia River. DWOPER was developed by the National Weather Service's Hydrologic...
Two-Dimensional River Modeling of Buckhorn Creek
A two-dimensional Finite Element Surface Water Modeling System (FESWMS-2DH) was used to simulate flow at a bridge crossing of a heavily vegetated flood plain where State Highway 130 crosses...
Waste Processing: Makes Good Energy
Materials separation in solid wastes streams will generate more BTU's at waste-to-energy facilities. The removal of noncombustibles like bottles, batteries and refrigerators...
Mitigation of Seismic Effects on Water Systems
Historically, earthquakes have caused damage to water systems. In this paper, water system facilities at risk due to seismic activity as well as potential damage mechanisms are identified....
Minipiles Mature in America
After being born more than 40 years ago in Europe, minipiles are maturing in the United States. Their distinctive feature is a relatively small diameter, rarely larger than 12 in. Constructing...
Out of the Mainstream
By treating only part of the wastewater stream, a biological/chemical phosphorus removal system also reduces chemical costs and sludge production. The system consists of two 60 ft dia...
Water-Quality Ponds ? Are They the Answer?
Water-quality 'wet' ponds have been proposed to treat storm water for the removal of phosphorous in streams tributary to Cherry Creek Reservoir, a major recreational...
Tucson Recharge with Existing Potable Water System
In 1987, a study was undertaken to evaluate the potential for using the City of Tucson's existing potable water distribution system and production wells for recharge of treated...
Quality Changes of River Rhine and Meuse Water Upon Basin Recharge in the Netherlands' Coastal Dunes: 30 Years of Experience
A wide spectrum of quality changes of river Rhine and Meuse water is presented, on a global scale after pre-treatment, dune infiltration and post-treatment. Attention is focussed on the...
Augmenting Water Supply in the Phoenix Area Through Recharge of Surplus Central Arizona Project Water Into the Agua Fria Riverbed
This paper describes the efforts of several months activities in the initial stages of developing a 30,000 feet Demonstration Recharge Facility for surplus Colorado River water on the...
Artificial Ground Water Recharge in Southern California
This paper presents an overview of past, present, and future ground water recharge practices and looks at future plans in Southern California. Types of sites discussed include basins,...
Infiltration Maintenance in Recharge Facilities of Orange County Water District
The Orange County Water District manages the Orange County ground water basin in western Orange County. In the first 25 years of operation, the District made exclusive use of the Santa...
Ground Water Basin Management and Artificial Recharge
In Coachella Valley, California, where rainfall averages only 3 inches annually, approximately 80,000 acres of crop land and 65 golf courses provide winter recreation and winter fruits...
City of Bakersfield 2800-Acre Ground Water Recharge Project
The City of Bakersfield situated on the Kern River in the southern San Joaquin Valley of California acquired many of the rights to the Kern River flows. The City has developed a 2800-acre...
Barge Bottleneck Uncorked
Construction of the replacement Lock & Dam 26, on Mississippi River at Alton, Ill. near St. Louis, is described. The $1 billion job, programmed to be built over the period 1979-91,...
Optimal Process of the Development of the Residential Area on the Coastal Zone
The concentration of population and assets through various types of development in the coastal zone in Japan is progressing rapidly at present. The conditions of the sea environment are...
Return to search