Rx for Dam Repair
Bernard asserts the growing importance of maintenance to extend the service life of dams as more and more of them reach or exceed their design lives. He describes renovations to Easton...
Resilient Moduli of Soils
Laboratory Conditions
Historically, structural pavement design has been based on static testing techniques, such as the CBR. More recently, the profession has placed increased emphasis on repeated load testing...
Metro Project Implementation?The Early Stages
Metro (the Municipality of Metropolitan Seattle) is a federation of governments in King County, Washington which is responsible for regional public transportation and waste water collection...
Getting the Most From Engineering Consultant
The Los Angeles County Transportation Commission ('LACTC') has embarked upon a 150 mile rail transit construction program within Los Angeles County. A program...
Selection of Consultants for Municipal Water/Wastewater Projects
The City of Dallas, Texas Water Utilities Department is responsible for the design and construction of all needed water and wastewater facilities including treatment plants, pump stations,...
U.S. Army Corps Engineers Construction Contract Claims Guidance System
Researchers at the U.S. Army Construction Engineering Research Laboratory (USA-CERL) have been developing an expert system called Claims Guidance System (CGS) to provide claims analysis...
Limitation of Liability as Part of Negotiated Risk Allocation in Engineering Contracts
The use of risk allocation in design contracts has grown considerably over the past eighteen years and is now used extensively by architects and engineers. Negotiated risk allocation has...
Packaging Claims
The paper briefly discusses project records and how they may provide important information for claims, what they should contain, and packaging the claim....
Decision Support System for Achieving and Measuring Design Effectiveness
A microcomputer program is developed to serve as a decision system for improving design effectiveness. The program, called 'Design Effectiveness Evaluation and Implementation...
A User's Guide to Federal Architect-Engineer Contracts
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Beam-Supported Slabs Subject to Edge Loading
A model is presented which allows a designer to estimate stiffnesses required to provide a given critical buckling load in beam-supported slabs subjected to biaxial edge loading, such...
Probabilistic Capacity Value of Nonfirm Hydro Energy
Electric utilities with a predominant mix of hydro generation traditionally apply Energy Planning criteria rather than Capacity Planning criteria in developing their generation resources...
Licensing and Relicensing After the Electric Consumers Protection Act of 1986
Recent changes in the Federal Energy Regulatory Commission (FERC) regulations and subsequent, substantive legislative changes have produced a shift in emphasis in the licensing/relicensing...
Independent Consultant's Inspection Reports F.E.R.C. Order No. 122?The First Five Years
On January 21, 1981, the Federal Energy Regulatory Commission (FERC) issued Order No. 122, revising and expanding the periodic inspection program established in 1965 by the Federal Power...
Design of Siphon Penstocks for Low Head Hydros
Siphon penstocks have been designed and constructed at Jim Falls and Winter, Wisconsin at existing dams. Both hydropower projects are located on the Chippewa River. The design of these...
Turbine Intake Modification for Fish Passage
This paper describes one solution the U. S. Army Corps of Engineers has found to improve juvenile fish guidance at Bonneville Second Powerhouse on the Columbia River. Juvenile fish passage...
Design and Operation of a Differential Surge Tank
The differential type of surge tank is more effective in operation than the simple type because it reacts more quickly to load changes of all sizes. The differential tank is also usually...
Generators with Shaft Mounted Turbine Runners
Water turbine runners mounted on an extended generator shaft are often specified to eliminate turbine bearings and the flexible shaft coupling. Two bearing single shaft turbine generator...
Programmable mMicroprocessors in Local Control of Hydro Power Plants
The main purpose of the control equipment is to provide the generator with means for operation of the power station equipment. There is a need for status information on the generating...
Voltage Versus Var/Power Factor Regulation on Hydro Generators
When paralleled to the utility bus, synchronous generators can be controlled using either terminal voltage or var/power factor regulation. Selection is dependent upon the size of the generator...
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