Gropps Lake Dam
Gropps Lake Dam has a concrete ogee spillway with earthen abutments at either end of the spillway. The dam features an internal drainage system, outlet works, an energy dissipator, a steel...
Sediment Sources Analysis for Peoria Lake Along the Illinois River
The modern-day lower Illinois River flows within a greatly oversized valley formed by an old course of the Mississippi River and glacial outwash events. As a result, the section of the...
Circulation Patterns Within the Near-Shore Region of the Southern Basin of Lake Michigan
The southwestern basin of Lake Michigan has been subject to extreme stresses because of its close proximity to large populations. A knowledge of the current patterns within this zone would...
Routing for Lake and Tidal Canal Drainage System
A routing method is presented for lake and tidal canal interconnected drainage system in coastal urban areas. Combing reservoir routing, channel routing, and discharge computation of the...
Fluid Mud Problems in Lakes, Reservoirs and Detention Ponds
An experimental study of wind induced surfacing of fluid mud bottoms in shallow water has been conducted. The experiments involved a channel placed within a wind tunnel, where a two-layered,...
Volatilization of PCBs From the Great Lakes
The potential volatilization of polychlorobiphenyls (PCBs) and other semi-volatile organic chemicals (SOCs) from Lake Superior and Green Bay, Lake Michigan, is being investigated. The...
Carbon Dioxide Pressure in Surface Waters of Canadian Lakes
Direct measurements of the partial pressure (pCO2) of carbon dioxide were made in lakes of three study areas: ELA (the Experimental Lakes Area) and...
Gas Transfer Velocities on Lakes Measured with Sulfur Hexafluoride
Gas transfer velocities have been determined on five lakes ranging in size from 0.13 km2 to 450 km2 using...
Oxygen Transfer in Full Lift Hypolimnetic Aeration Systems
A series of experiments were conducted to examine the effect of diffuser depth, diffuser orifice diameter and separator box surface area on oxygen transfer (mg/L), daily oxygen load (kg...
Hypolimnetic Aeration in Three Swiss Lakes
Eutrophication is quite common in low altitude Swiss lakes. Government agencies have set up phosphorus and oxygen limits for streams and lakes. Aeration equipment has been in use for up...
Theoretical Investigation of Oxygenating Bubble Plumes
Rehabilitation of lakes by oxygenation with air or oxygen plumes has been proven to be biologically feasible. Oxygenating plumes are released from areal sources and the gases are absorbed...
Mercury Behavior in a Wastewater Sludge Incineration Process
The Western Lake Superior Sanitary District (WLSSD) in Duluth, Minnesota utilizes solid waste as fuel to incinerate wastewater treatment sludge, conserving energy resources while reducing...
Restructuring of Water Agencies in Salt Lake Valley, Utah
The Salt Lake Valley consists of a metropolitan area with a population of about one million. Wholesale domestic water supply is provided to this area by two main agencies, namely Salt...
A Decade of Recovery
The Outstanding Civil Engineering Achievement Award for 1991 went not to a single project, but to an entire decade's effort by the Portland (Ore.) District of the U.S. Army...
Innovative Breakwater Designs on the Great Lakes
Extensive investigations have recently been undertaken to support the development of rubblemound breakwater designs for new marinas at Kenosha and Sheboygan, WI, both located on the west...
Reef Breakwater Design for Lake Michigan Marina
An innovative breakwater concept consisting of a conventional breakwater and a submerged-reef breakwater operating in tandem has been designed for the southern end of Lake Michigan. The...
North Point Marina ? A Case Study
North Point Marina is a full service, 1493 boat marina constructed by the State of Illinois on the shoreline of Lake Michigan to serve boaters from northeastern Illinois. Because of its...
Racine's Reefpoint Marina and Festival Park?Sustaining Success Along the Lakefront
Racine County, Wisconsin, is a lakefront county os 173,000 residents located along the southwestern cost of Lake Michigan. A waterfront revitalization program, begun in 1982, has produced...
Shallow Draft Coastal Port Design
One of the U.S. Army Corps of Engineer (USACE) missions is to construct and maintain shallow draft coastal ports and harbors. Defined as less than 20 ft, shallow draft projects number...
Burns Waterways?Boat Capacity Study
The results of a boat capacity study for the Burns Waterway located in the city of Portage, Indiana, close to the southern tip of Lake Michigan are presented. More than 650 recreational...
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