Dam Safety

Proper attention to dam safety is vital to protect downstream life, property and habitat. Safety concerns include sinkholes, seepage, internal erosion and seismic issues.

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Latest Dam Safety News

Reclamation repairs for dam safety repairs to Red Willow Dam soon

12/20/2011

Repair work at Nebraska's Red Willow Dam is ramping up, reports the Bureau of Reclamation.

Bosnia awards contract for additional spillway at 110-MW Bocac

10/05/2011

Elektroprivreda Republike Srpske a.d. Trebinje, has awarded a contract to a Croatian-Bosnian consortium to build an additional spillway for control of flood discharges from the 110-MW Bocac hydroelectric project in Bosnia and Herzegovina.

U.S. awards seepage barrier contract for 135-MW Center Hill Dam

09/29/2011

The U.S. Army Corps of Engineers has awarded a $106.6 million contract to Bauer Foundation Corp. to build a concrete seepage barrier in the main embankment of 135-MW Center Hill Dam on the Caney Fork River near Lancaster, Tenn.

Dam monitoring equipment contract awarded for Bosnia hydro projects

03/01/2011

Utility Elektroprivreda of Bosnia and Herzegovina has awarded a contract to Austria-based Strabag AG to rehabilitate and modernize the dam safety monitoring system of three hydroelectric projects in Bosnia and Herzegovina.

U.S. awards contract for grout curtain at Wolf Creek dam and hydro project

01/05/2011

The U.S. Army Corps of Engineers has awarded The Judy Company Inc., of Kansas City., Kan., a $6.76 million contract for installation of two grout curtains as part of emergency dam safety repairs to 270-MW Wolf Creek dam and hydropower project at Jamestown, Ky.

Dam safety monitoring contracts awarded through Ukraine hydro rehab progam

12/06/2010

Ukraine utility OJSC UkrHydroEnergo has awarded a pair of contracts estimated at US$13.7 million to supply an automated dam safety monitoring system for its hydroelectric projects.

Corps to seek concrete seepage barrier at 135-MW Center Hill

12/07/2009

The Corps of Engineers plans to seek bids for construction of a concrete seepage barrier at the main embankment of 135-MW Center Hill Dam on the Caney Fork River near Lancaster, Tenn.

U.S. sets spillway control structure bid date for 198.72-MW Folsom

11/04/2009

The Corps of Engineers has set the deadline for bids to build an auxiliary spillway control structure for 198.72-MW Folsom Dam, on California's American River.

U.S. seeks geo-technical expert for Isabella Dam safety program

10/23/2009

The Corps of Engineers seeks a geo-technical expert to assist an ongoing dam safety assurance study of Isabella Dam on California’s Kern River that has a high risk of failure.

U.S. to seek spillway control structure for 198.72-MW Folsom

10/22/2009

The Corps of Engineers plans to seek bids for construction of an auxiliary spillway control structure for 198.72-MW Folsom Dam, on California's American River.

FERC dam safety program to use risk-informed decision making

10/08/2009

The Federal Energy Regulatory Commission has issued a five-year strategic plan containing goals including use of risk-informed decision making in its dam safety program.

Tech Briefs

03/01/2009 During installation of a double-line grout curtain at Wolf Creek Dam, the U.S. Army Corps of Engineers used sonic drilling to install the holes through the embankment.

BIG DAMS

03/01/2009

A look at ongoing development of nine of the world’s tallest dams provides examples of design, excavation, and construction work occurring in Asia, Africa, Latin America, and the Middle East.

UPDATE - Corps seeks engineers for dam safety monitoring

02/19/2009 The Corps of Engineers' St. Louis District has clarified the bid due dates for engineering services for dam safety monitoring and levee inspections.

Considering Human Factors in Dam Safety

12/01/2008 By learning about human factors and and then applying that knowledge to development of work procedures and operator training, Swedish utility Vattenfall is enhancing safety at its dams and hydroelectric projects.

Roller-Compacted-Concrete Dams: Design and Construction Trends

11/01/2008 A review of the design and construction of five recently completed roller-compacted-concrete dams in the U.S. reveals that many new design details and construction methods have been adapted to enhance the final product.

World Bank to support Albania dam safety program

09/02/2008 The World Bank has approved a US$35.3 million loan to Albanian Power Corp. for dam safety under the Energy Community Southeast Europe APL Program.

U.S. awards grout curtain contract for 135-MW Center Hill

02/28/2008 The Corps of Engineers' Nashville District announced Feb. 22 it awarded a contact worth nearly $87.4 million to Kiewit�A.C.T. to install a grout curtain seepage barrier at 135-MW Center Hill Dam, on the Caney Fork River in DeKalb County, Tenn.

Corps seeks engineers for dam safety monitoring

11/29/2007 The Corps of Engineers' St. Louis District seeks proposals for engineering of dam safety performance monitoring primarily in the Corps' Mississippi Valley Division.

Some Considerations in Designing an RCC Dam

11/01/2007 Builders of roller-compacted-concrete dams need to consider several design elements before beginning construction.


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