TBM Tunnel Friction Values for the Kerckhoff 2 Project
In the mid-1970's Pacific Gas and Electric Company began design of the Kerckhoff 2 Hydroelectric Project, which supplements the Kerckhoff 1 project built in 1919. The Kerckhoff...
Potential for Upgrading the Robert Moses Niagara Power Plant
This paper summarizes the feasibility of increasing the generating capacity of the Robert Moses Niagara Power Plant by replacing the turbine runners, upgrading the generators, and replacing...
Synchronous Bypass Valves for Hydroplants
The requirement that synchronous bypass valves be provided on most hydroplants and the high cost of suitable valves have created a demand for rebuilt valves. Recently, the Bureau of Reclamation...
Competitive Model Testing for Replacement Runners at the Wells Hydroelectric Project
The Wells Hydroelectric Project, located on the Columbia River, contains ten Kaplan-type turbines, each rated at 123,000 HP (91,720 kW) at a net head of 64. 9 ft. (19. 8m). The plant has...
Efficiency in Auxiliary Electrical Systems
In 1984, during the preliminary design for the proposed second powerhouse at the Corps of Engineers' McNary Dam on the Columbia River, the more recent improvements and techniques...
Hydropower in the Kodiak National Wildlife Refuge
The Terror Lake Hydroelectric Project is unique in that it is the only energy project to be constructed in a National Wildlife refuge. A National Wildlife Refuge has few equals to blocking...
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...
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...
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...
Sensing by Satellite
Commercially available data collected by U.S. and French satellites re helping civil engineers take a closer look at our planet. Also available are PC-based image processing systems that...
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...
Design and Construction of Lower Chase Creek Dam
Lower Chase Creek Dam is a roller compacted concrete flood control dam located in a generally dry creek in eastern Arizona. Dam design, including the site investigation and start-up of...
Construction of Elk Creek Dam
Construction of Elk Creek Dam, located in Southwest Oregon, is currently underway with completion scheduled for September 1988. The main dam contract was awarded to Ohbayashi Gumi Ltd....
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