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

Kainji Dam

RusHydro completes feasibility studies for Kainji, Jebba hydropower plant rehabs

04/08/2014

RusHydro International AG has completed feasibility studies for reconstruction of Nigeria's 750-MW Kainji and 578-MW Jebba hydropower projects, the JSC RusHydro subsidiary announced.

Ice Harbor Dam

U.S. extends bidding for hoist systems at 603-MW Ice Harbor, 810-MW Lower Monumental dams

04/08/2014

The U.S. Army Corps of Engineers has extended the deadline for bids to supply new draft tube and scroll case personnel hoist systems at 603-MW Ice Harbor Dam and 810-MW Lower Monumental Dam on the Snake River in Washington.

Chesterton Seals

Chesterton introduces new split seal with hydropower project applications

04/07/2014

The A.W. Chesterton Company has introduced a new product designed to combine "superior seal performance" with the ease of installation of a cartridge split seal.

Soo Locks

U.S. seeks firms to replace relays, switchgear at 21.5-MW St. Marys Falls hydro project

04/04/2014

The U.S. Army Corps of Engineers seeks information on firms able to replace protective relays and switchgear/motor control assemblies at the 21.5-MW St. Marys Falls hydro project on the St. Marys River at Sault Ste. Marie, Mich.

Trimble Dam

U.S. seeks firms for scour repair at three hydro projects on Arkansas' McClellan-Kerr system

04/03/2014

The U.S. Army Corps of Engineers seeks information on firms capable of performing scour damage repair at dams of three hydro projects on the Corps' McClellan-Kerr Arkansas River Navigation System.

Philippines Flag

NPC completes underwater work at Agus 6 hydroelectric plant

04/03/2014

Operations have resumed at the 200-MW Agus 6 hydropower plant after the Philippines' National Power Corp. finished plugging a leak in the dam's blow-off pipe.

Wanapum Dam Drilling

Investigation of cracked Wanapum Dam monolith pier continues

04/02/2014

A team has completed drilling six investigative holes into Wanapum Dam's spillway pier monolith No. 4 as the Grant County Public Utilities District continues its examining a fracture found earlier this year.

Chief Joseph Dam

Corps awards contract for Chief Joseph Dam inclinometers

04/02/2014

Holt Services Inc. has won a US$74,825 contract from the U.S. Army Corps of Engineers to perform drilling to replace inclinometers monitoring what the agency called a "massive landslide" on the left bank at Chief Joseph Dam.

Lower Granite Dam

U.S. seeks fish pump system valve, channel modification at 810-MW Lower Granite Dam

04/02/2014

The U.S. Army Corps of Engineers bids to replace a currently inaccessible 10-inch valve in the fish pump system of 810-MW Lower Granite Dam on the Snake River in Washington.

Italy Map

Italy utility seeks maintenance, parts for 136 hydroelectric projects

04/01/2014

Italian renewable energy operator Enel Green Power S.p.A. seeks bids to provide mechanical maintenance and spare parts for about 136 hydroelectric projects in four Italian regions.

Markersbach Pumped-Storage Hydropower Plant

German utility seeks to upgrade pump-turbines, equipment at 1,050-MW Markersbach pumped-storage

03/27/2014

Vattenfall Europe Generation AG seeks bids for upgrade and repair of pump-turbines and other equipment of the 1,050-MW Markersbach pumped-storage project on Germany's Mittweida River.

Dalles Dam

U.S. seeks fall protection system upgrade at 1,780-MW Dalles Dam

03/27/2014

The U.S. Army Corps of Engineers seeks bids to upgrade the fall protection system at 1,780-MW Dalles Dam on the Columbia River.

Lower Monumental Dam

U.S. seeks headgate pit fall protection for 810-MW Lower Monumental Dam

03/26/2014

The U.S. Army Corps of Engineers seeks bids to supply headgate pit fall protection for 810-MW Lower Monumental Dam on the Snake River in Washington.

FERC Seal

FERC takes input on new turbines at Portland General hydro project

03/25/2014

The Federal Energy Regulatory Commission's Office of Energy Projects on March 20 put out for comment an environmental assessment on a Portland General Electric project at the 136.6-MW Clackamas River Hydroelectric Project (No. 2195).

Turbine Runner

U.S. seeks turbine lantern rings for 2,620-MW Chief Joseph Dam

03/25/2014

The U.S. Army Corps of Engineers seeks bids to supply turbine packing box lantern rings for 2,620-MW Chief Joseph Dam on the Columbia River in Washington.

Dalles Dam

Corps awards contract for gantry crane rehab at Dalles hydropower project

03/24/2014

The U.S. Army Corps of Engineers has awarded a US$2.7 million contract to Industrial Support Service LLC to refurbish a 35-ton tailrace gantry crane at the 1,780-MW Dalles hydropower project on the Columbia River.

Dealing with Excessive Leakage through a Dam

03/20/2014

Excessive leakage through the Vojmsjon Dam on the Angermanalven River in Sweden led owner Vattenreglerings-foretagen to consider a renovation.

ICOLD 82nd Annual Meeting: Dams in Global Environmental Challenges

03/20/2014

Professionals in dam design, construction, maintenance and hydroelectric generation will be offered a series of educational seminars, tours of Indonesian hydro facilities and a trade exhibition during the International Commission on Large Dams' 82nd Annual Meeting, to be held June 2-6 in Bali, Indonesia.

Bureau of Land Management Seal

U.S. land agency seeks reconstruction of Montana's Judy Dam

03/18/2014

The Bureau of Land Management seeks bids for reconstruction of Judy Dam in Valley County, Montana.

Ice Harbor Dam

U.S. seeks draft tube, scroll case hoist systems at 603-MW Ice Harbor, 810-MW Lower Monumental dams

03/14/2014

The U.S. Army Corps of Engineers seeks bids to supply new draft tube and scroll case personnel hoist systems at 603-MW Ice Harbor Dam and 810-MW Lower Monumental Dam on the Snake River in Washington.

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