High-Strength Concrete: Weighing the Benefits
Russell, Gebler and Whiting describe the properties of high-strength concretes, the current state of knowledge on freeze/thaw effects, and procedures for batching, mixing, transporting,...

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...

Effect of Planning Errors on Construction Safety
A discussion of the planning phase of the building process associated with all the activities that are accomplished during this phase is presented. The different types of errors that occur...

The Great Quake: On Site Reports
Written within two weeks of the Oct. 17, 1989 California earthquake, these comments cannot be considered definitive. But they do stress two points: 1) Earthquake codes do work. Buildings...

Roller Compacted Concrete II
This volume includes the papers presented at the 1988 ASCE Specialty Conference on Roller Compacted Concrete. Included in the proceedings are experiences of roller compacted concrete dam...

Microcad: Pushing the Limits
Several engineering projects are covered which illustrate the increasingly complex design applications being accomplished with microcomputer based software. A dam, an apartment complex,...

Considerations for Retrofitting Large Dams for Hydropower
The majority of large dams which are currently being retrofitted for hydropower are either flood-control impoundments or navigation structures. In the Ohio River Division of the U. S....

Hydropower retrofit at the Toledo Bend Dam
Since the early 1970's, the Authorities have been examining the possibility of utilizing sluiceway releases to generate hydroelectric power to meet most of the demands of...

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...

Non-Federal Development at Federal Dams
This paper describes the recent participation of the Southwestern Division (SWD) of the Corps of Engineers in non-Federal development of the hydropower potential at existing Corps projects...

Licensing a Hydroelectric Power Plant at Navajo Dam
A hydroelectric power plant at the base of Navajo Dam was envisioned by the Bureau of Reclamation and the Bureau of Indian Affairs to support the development of the Navajo Indian Irrigation...

Marketing a Public-Private Small Scale Hydro Project: Case History, Kent County, Michigan
In 1982, Kent County, Michigan faced an interesting dilemma. Back in 1965, they had purchased the Fallasburg Dam and powerhouse from Consumers Power Company for 1. Without putting funds...

Effects of Selective Withdrawal and Hypolimnetic Releases on Downstream Fish Resources
Selective withdrawal (multilevel outlet) structures on dams can be operated to modify reservoir discharges with the goal of improving downstream water quality and fish resources. A study...

Field Experiences in Improving Water Quality Downstream From Dams
Recent experiences by the Tennessee Valley Authority in improving water quality and fish habitat downstream from dams are presented. At Douglas Dam, floating pumps near the surface of...

Instream Flow Methodologies and Requirements
Instream flow is a term applied to the discharge occurring downstream from and at least partly controlled by a dam or diversion structure. The volume and timing of instream flows most...

Water Management for Juvenile Fish Passage
The regional goal of restoring upriver runs of adult salmon and steelhead requires increased survival of the juvenile fish migrating to the ocean. Juvenile fish survival requires: (1)...

Systems Analysis for Fisheries Protection and Mitigation at Corps of Engineers Columbia River Dams
Pacific Northwest anadromous salmon and steelhead that migrate to and from the ocean are greatly affected by the numerous Columbia and Snake River dams they have to pass, first downstream...

Reliable Operation of Hydro-Thermal Power Systems
The demonstrated model allows planners to account for both operating and shortage costs, subject to a constraint on the system failure rate. In addition, the optimal long-term operation...

A Case for Selecting Only Deterministic Spillway Design Floods for High Hazard Dams
The Federal Energy Regulatory Commission has under license or exemption from licensing more than 2000 hydroelectric dams. The Office of Hydropower Licensing published, in September 1986,...

Repair of The Hinckley Dam Embankments
The New York Power Authority was licensed in 1982 to construct and operate a 9 Mw hydroelectric facility at the existing Hinckley Dam near Utica, New York. Soil exploration programs undertaken...

 

 

 

 

Return to search