Rehabilitation & Repair

Rehabilitation and upgrading of existing hydro plants is vital to ensure the continued reliable operation of these valuable assets, in addition to increasing global hydroelectric generating capacity.

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Latest Rehabilitation & Repair News

Reclamation to add third hydro turbine to Idaho's Black Canyon Dam

11/13/2013

The U.S. Bureau of Reclamation will add a third generating unit to the 10-MW Black Canyon Diversion Dam, potentially increasing the hydropower plant's output capacity to 22.5 MW.

U.S. extends bid date for turbine runner replacement at 80-MW Denison Dam

11/12/2013

The U.S. Army Corps of Engineers has extended the deadline for bids to replace two turbine runners at the 80-MW Denison Dam hydroelectric project in Texas.

U.S. seeks bids for hydro turbine repairs at 1,076.6-MW Bonneville Dam

11/12/2013

The U.S. Army Corps of Engineers seeks bids to repair a hydro turbine in the Second Powerhouse of 1,076.6-MW Bonneville Dam in Oregon and Washington.

Canada utility seeks intake gates for 47-MW Ladore, 67.5-MW Strathcona hydro projects

11/11/2013

Canadian utility BC Hydro seeks bids to supply intake gates to the 47-MW Ladore hydroelectric project with an option to supply gates to the 67.5-MW Strathcona project on the Campbell River in British Columbia.

China Exim invests in Kariba hydropower project upgrades

11/11/2013

The Export-Import Bank of China has lent Zimbabwe US$319 million to help pay for an expansion of the 750-MW Kariba hydroelectric project.

Generator Stator Windings: Aging Processes and the Associated Synergies

11/07/2013

As the first step in fixing a problem is defining it, understanding the stressors that can lead to a failed or damaged stator winding is important to keep downtime and costs low.

Proactive Repair of the Helms Pumped-Storage Plant

11/07/2013

Hearing about the catastrophic failure of a similar plant in Austria prompted Pacific Gas and Electric Company to proactively repair all three units at its 1,212-MW Helms Pumped Storage facility. This work, completed in 2012, will avoid a potentially serious accident that posed significant employee safety concerns and would have cost millions of dollars.

RusHydro begins spillway replacement at 30-MW Yegorlykskaya hydro plant

11/07/2013

Russian conglomerate JSC RusHydro has begun constructing a new spillway at its 30-MW Yegorkykskaya hydropower plant as part of a rehabilitation and modernization effort at its projects along the Kuban River.

U.S. seeks barrier screens, stoplogs for 980-MW McNary Dam

11/06/2013

The U.S. Army Corps of Engineers seeks bids to supply vertical barrier screen mesh panels for 980-MW McNary Dam on the Columbia River.

Austria utility seeks tunnel rehab at 9.58-MW Opponitz

11/05/2013

Vienna utility Wien Energie GmbH seeks bids for tunnel rehab at the 9.58-MW Opponitz hydroelectric project on Austria's Ybbs River.

Transformers Services wins award for upgrade work at 1,076-MW Bonneville Lock and Dam

11/05/2013

Transformer Services Inc. has won a US$3 million contract from the U.S. Army Corps of Engineers to refurbish step-up transformers at the 1,076-MW Bonneville Lock and Dam's Second Powerhouse.

Corps awards seal assemblies contract for McNary Dam

11/05/2013

The U.S. Army Corps of Engineers has awarded a US$60,300 contract to Seals Unlimited Inc. to supply stoplog seal assemblies for the 980-MW McNary Dam.

U.S. extends bidding to refurbish turbine-generators at 135-MW Center Hill Dam

11/05/2013

The U.S. Army Corps of Engineers has extended the deadline for bids to refurbish turbine-generators at 135-MW Center Hill Dam in Tennessee.

Dam Safety & Security

11/05/2013

Erosion, seepage found at Turner Shoals Dam

U.S. extends bidding for dam repair at 2,160-MW John Day hydro project

10/31/2013

The U.S. Army Corps of Engineers has extended the deadline for bids for dam repair at 2,160-MW John Day Dam on the Columbia River in Oregon.

Voith receives order for Mount Coffee hydropower project rehabilitation

10/30/2013

Voith has received an order to modernize Francis turbines and deliver new generators, control technology, and electrical and mechanical power plant equipment for Liberia's Mount Coffee hydropower project.

U.S. sets site visit for turbine repairs at 1,076.6-MW Bonneville Dam

10/29/2013

The U.S. Army Corps of Engineers has scheduled a site visit for a pending solicitation to repair a turbine in the Second Powerhouse of 1,076.6-MW Bonneville Dam in Oregon and Washington.

Windemuller wins contract for Soo Locks transformer replacement

10/28/2013

The U.S. Army Corps of Engineers has awarded a contract to Windemuller Electric to supply a step-up transformer at Soo Locks.

U.S. to seek maintenance bulkheads for construction at Olmsted Dam on Ohio River

10/28/2013

The U.S. Army Corps of Engineers seeks information on firms able to fabricate auxiliary maintenance bulkheads at Olmsted Dam on the Ohio River in Kentucky.

Bids due to U.S. for electrical equipment, dam repair at 2,160-MW John Day hydro project

10/24/2013

In the wake of the U.S. government shutdown, the U.S. Army Corps of Engineers restored the bidding schedule for electrical equipment and for dam repair at 2,160-MW John Day Dam on the Columbia River in Oregon.


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