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Hydropower

Hydropower uses a renewable resource to generate energy and help reduce our carbon footprint. With the US push to increase hydropower capacity there is a renewed interest in both large and small hydropower projects. Since 1976, Lachel has assisted owners, engineers, developers, and contractors in various stages of the process to develop and maintain successful hydropower projects. Whether designing lake tap tunnels or inspecting existing facilities, Lachel’s staff brings the technical expertise and valuable experience needed for these exciting yet challenging hydropower projects.

Our expertise includes:

Outlet Works and Tunnels
Intake Shafts
Lake Tap
Underground Powerhouse

Take a look at a few examples of our recent hydropower projects:

	Humpback Creek Cordova Electric Cooperative, Inc. operates a 1.25 megawatt (MW) hydroelectric facility located approximately 5 miles north of Cordova, Alaska...
	Lake Dorothy Hydroelectric The Lake Dorothy Hydroelectric Project is being developed by Alaska Electric Light and Power (AEL&P) to meet Juneau, Alaska’s growing need for electricity...

Featured Projects

Onion Creek Wastewater Interceptor

In an effort to relieve aging wastewater infrastructure and eliminate sewage overflows into the surrounding waterways, the City of Austin is constructing a 42-inch wastewater pipeline that will serve as a key element of the planned wastewater infrastructure upgrades for the burgeoning southeast area of Austin. Read more

Humpback Creek

Cordova Electric Cooperative, Inc. operates a 1.25 megawatt (MW) hydroelectric facility located approximately 5 miles north of Cordova, Alaska. In December 2005, a powerhouse fire required the Humpback Creek facility to be taken offline. Read more

Calgary West Light Rail

The Calgary West Light Rail Transit alignment extends eight kilometers west from the current west end of 7th Avenue downtown to 69th Street S.W. and includes six stations. The design-build project includes 1.5 kilometers of elevated guideway structure between Shaw Millennium Park and the Bow Trail / Crowchild Trail interchange. Read more

Austin Clean Water Program

The Austin Clean Water Program (ACWP) was created in 2001 to comply with the U.S. Environmental Protection Agency’s order to eliminate sanitary sewer overflows from the City’s wastewater interceptor system. Read more

Lake Dorothy Hydroelectric

The Lake Dorothy Hydroelectric Project is being developed by Alaska Electric Light and Power (AEL&P) to meet Juneau, Alaska’s growing need for electricity. The project will add a level of reliability to the existing system and will help reduce the need for supplemental diesel generation. Read more

Cal Park Hill Tunnel

The Cal Park Hill Tunnel in Marin County, California is being rehabilitated in order to convert the collapsed historic railroad tunnel into a dual use recreation trail and commuter rail facility. Read more

Port of Miami Tunnel

The $1.6B Port of Miami Tunnel Project is being developed as a Public-Private Partnership (PPP) using the finance-design-build-operate-maintain (DFBOM) or “concessionaire” project delivery model. Read more

Spencer Creek Bridge

The Spencer Creek Bridge Replacement project is one of the first design-build ground improvement contracts awarded in the State of Oregon. The project called for the replacement of the US 101 bridge over Spencer Creek requiring construction of two large bridge abutment embankments over soft liquefiable soils and installation of drilled shafts for the bridge abutment structure. Read more

U230

University Link Light Rail, Contract U230 is a component of the 3.15-mi light rail extension that will connect downtown Seattle with the University of Washington campus. The project includes construction of 0.75 mi of twin tube metro tunnels and associated cross passages, excavation and support of the Capitol Hill Station structure, and excavation of a TBM retrieval shaft at the Pine Street Station. Read more

Plateau Creek Pinpeline Tunnels

Due to inadequate capacity and the need for increased reliability, the Ute Water Conservancy District proposed replacing the existing water supply pipeline from Jerry Creek Reservoir to the Ute Water Treatment Plant near Palisade, Colorado. Read more

BWARI

The Big Walnut Augmentation/Rickenbacker Interceptor was constructed by the City of Columbus, Division of Sewer & Drainage to increase the City’s sewer capacity. Read more

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