Upper Yellow River Projects and Longyangxia Station
The river stretch from Longyangxia to Qingtongxia, with a head drop of 1,465 m in a distance of 1,023 km (including backwater length of the Longyangxia Reservoir) is the focus of this...
Upriver Dam Hydroelectric Project Rehabilitation After Failure, Part B: Rehabilitation and Enhancement of Project Civil and Mechanical Facilities
A feasibility investigation of rehabilitation alternatives was conducted which identified several alternatives for repairing the damage and placing both powerhouses back on-line. These...
Rehabilitation of TVA's Great Falls Project
After seventy-one years of productive service, this two-unit, 31,860 kV plant is undergoing a major rehabilitation. The deterioration of the project has been of concern since the beginning...
No. 1 Water Wheel Project, Gilman, Vermont
This paper describes the replacement of an old generating unit with a new unit in a turn-of-the-century mill building where three other such units were already operating. The key issues...
Echo Dam Small Hydrodevelopment
In the mid 1970's, Bountiful City Light and Power began investigating alternative energy sources to furnish power to their distribution system. They engaged the firm of Bingham...
Design Improvements on a Small Hydro Project
The Whiskeytown Hydroelectric Project, built for the City of Redding, California, provides an excellent example of the type of improvements in general arrangement which can be achieved...
Hydropower Development at North Hartland Lake, Vermont
The purpose of this paper is to give a short history of the first hydropower development by non-Federal interests at a Corps of Engineers flood control dam and reservoir within the jurisdiction...
Small Hydrodevelopment: An Owners Perspective?El Vado, New Mexico Hydroelectric Project
The construction of the El Vado Hydroelectric Project posed several unique problems. The joint ownership of the dam between a Federal and State agency was unique to the region. The proposal...
Summer Falls High Head Kaplan Turbine Project
The Summer Falls Project is located on the Main Canal of the Grand Coulee Irrigation Project approximately eight miles south of Coulee City in Grant County, Washington. The power development...
Pyrites Hydroelectric Project, Canton, New York
This paper describes the Pyrites Hydroelectric Project in Canton, New York, an 8-MW project completed in December 1985. The key to its successful development was a team approach that included...
After L'Ambiance Plaza
In the aftermath of the tragic collapse of the L'Ambiance Plaza apartment building at Bridgeport, Conn., in April 1987, reforms are being proposed. In 1987 ASCE approved writing...
The European Underground
Three tunneling projects in Europe are described: a tunnel bored under two rivers in Lyon, France, a subway station constructed as a mined tunnel in Vienna, Austria and a tunnel mined...
Grout Supports Brooklyn Tunneling
At the Red Hook project in Brooklyn, microfine cement grout was injected from the surface to support underground tunneling. The hand-dug tunnel was built to connect to sewer pipes. Subsurface...
Landmarks in Civil Engineering
Historic American engineering projects sampled in this article represent those documented in
Sewage Plant Engineered for Value
The Camden County (NJ) Municipal Utilities Authority was formed in 1972 to cope with suburban growth that had overloaded 34 primary treatment plants. By the early 1990s, the Authority...
A Station With a View
The Port Authority TransHudson Corp. (PATH) is renovating and expanding Exchange Place station, the first stop in New Jersey across the Hudson River from lower Manhattan. To be completed...
Building Bridges Faster
Guidelines are presented that tell how to write a contract that will lead to radical reductions in the time to build or rebuild a bridge. The article covers how to write an incentive/disincentive...
A Combined RCC and Reinforced Concrete Spillway
Stacy Dam features the latest evolution in the use of roller compacted concrete for construction of spillways. Because of unusual site conditions, RCC will be used in three different parts...
Behavior of Completed RCC Dams
Enough roller compacted concrete dams have been completed to allow an overall evaluation of this new approach to construction. Performance has been good. No operational restrictions have...
Bond Strength of Roller Compacted Concrete
Roller compacted concrete, or RCC, is a dam construction method which consists of placing horizontal layers of no-slump concrete in 1- to 3-ft (0. 3- to 0. 9-m) lifts and compacting the...
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