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

U.S. seeks hydro generator condition monitoring equipment for 980-MW McNary


The U.S. Army Corps of Engineers seeks bids to supply hydro generator condition monitoring equipment and software for 980-MW McNary Dam on the Columbia River.

3.9-MW Stanley Adamson small hydropower project back in operation after upgrades


The 3.9-MW Stanley Adamson small hydropower project is generating power once more after a series of upgrades were completed at the historic facility.

Restoration continues at Minnesota's largest hydropower project


Minnesota Power is hoping to partially reopen the state's largest hydropower project by the end of the year, marking the end of a year-long restoration project necessitated by flooding in June 2012.

Bids due to refurbish mechanical components of 2,078-MW Hoover Dam


The Bureau of Reclamation seeks bids to repair, remanufacture, or replace mechanical components needed to refurbish hydroelectric equipment at 2,078-MW Hoover Dam in Arizona and Nevada.

Corps awards contract for work at 525-MW Libby hydroelectric project


The U.S. Army Corps of Engineers has awarded a US$34,800 contract to Warren Environmental Equipment Inc. for work at the 525-MW Libby hydropower project on the Kootenai River in Montana.

U.S. extends bid date to refurbish penstock gates at 120-MW Parker


The Bureau of Reclamation has extended the deadline for bids from small businesses to paint penstock gates and refurbish fixed-wheel gate assemblies at 120-MW Parker Dam on the Colorado River.

Contract awarded for rehab work at Poland's 160.2-MW Wloclawek hydropower project


Polish water manager Regionalny Zarzad Gospodarki Wodnej w Warszawie (RGZW) has awarded a contract worth US$17.5 million to Przedsiebiorstwo Robot Inzynieryjnych POL-AQUA SA for rehabilitation and repair of the 160.2-MW Wloclawek Dam on Poland's Vistula River.

Trelleborg wins parts supply award for Grand Coulee hydropower project rehab


Parts and technology manufacturer Trelleborg Sealing Solutions has been awarded a contract to supply materials for the Bureau of Reclamation's Grand Coulee Powerhouse III refurbishment project.

Dam Safety & Security


Inspections begin after barge sections hit Marseilles Dam

Spillway Modification at L.L. Anderson Dam Improves Safety and Efficiency


When spillway capacity at L.L. Anderson Dam caused concern to the U.S. Army Corps of Engineers, which owns Folsom Dam downstream, MWH Global designed modifications to the spillway by increasing its capacity, reducing the risk to the people and communities downstream while maintaining the dam's ability to impound water for domestic and irrigation water supply and power generation.

Hydro Products in the Spotlight


A wide variety of products and services are available in the hydroelectric industry. As a service to our readers, Hydro Review pulled together a few of these products and services to spend some time in the spotlight.

U.S. seeks Red Bluff Diversion Dam decommissioning for fish passage


The Bureau of Reclamation seeks bids to decommission the Red Bluff Diversion Dam on California's Sacramento River.

Albania seeks bids for Murriz Thana Dam rehabilitation project


Albania's Ministry of Agriculture, Food and Consumer Protection seeks bids for a rehabilitation project to refurbish Murriz Thana Dam in Fier/Shegan, Lushnje Fier, Albania.

U.S. seeks bids to install transformers, electrical equipment at 132.3-MW Gavins Point Dam


The U.S. Army Corps of Engineers seeks bids to install three generator step-up transformers and related electrical equipment at 132.3-MW Gavins Point Dam on the Missouri River.

Rehab contract awarded for France's 2-MW Bimont micro hydro project


Tractebel Engineering SA has been awarded a US$438,390 contract to supervise renovations and foundation drainage of the 2-MW Bimont micro hydroelectric plant.

Renfrew breaks ground on small hydro project upgrade


Upgrades to Renfrew Power Generation's Thomas Low Generating Station will see the micro hydroelectric project's output capacity double to 4 MW.

Swiss railway seeks generator overhaul at 7.6-MW Massaboden hydro project


A unit of Swiss federal railway SBB AG seeks bids for generator overhaul of two units of the 7.6-MW Massaboden hydroelectric project on the Rhone River in Switzerland.

Andritz modernizations increasing output at Ybbs-Persenbeug hydro project


Austrian energy provider Verbund has awarded Andritz Hydro a contract to modernize the 236-MW Ybbs-Persenbeug hydropower project.

U.S. seeks cable replacement at 96-MW Greers Ferry hydro project


The Southwestern Power Administration seeks bids from small businesses to replace control and power cables of the 96-MW Greers Ferry hydroelectric project on Arkansas' Little Red River.

Voith consortium to refurbish hydro turbines at Inga 1


Voith has been awarded a US$76 million contract by utility Societe Nationale d'Electricite (SNEL) to rehabilitate two turbine units inside the 350-MW Inga 1 hydro project, the company has announced.

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